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Engine Block Hoses
By OE Match
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
The Coolant Pipe is a OE MATCH cooling system component designed to route engine coolant within the closed-loop cooling circuit. This rigid coolant pipe directs overflow and circulating coolant between key cooling system components, including the engine and expansion reservoir, helping maintain proper pressure balance and stable engine operating temperatures. It provides precise fitment, high resistance to heat and pressure, and long-term durability for Porsche Panamera (970) models.
Fits:
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
Diagram Ref No 14
What This Product Does:
- Transfers engine coolant through the cooling circuit, helping move heat away from the engine.
- Routes overflow or return coolant back toward the expansion/reservoir tank as part of the closed-loop system.
- Helps maintain proper cooling system pressure and balance during temperature changes.
- Provides a secure, rigid connection between cooling components to ensure reliable coolant flow.
- Coolant may drip or seep from the pipe body, joints, or connection points, often leaving visible residue or staining.
- A leaking coolant pipe can cause gradual coolant loss, requiring frequent top-ups.
- Loss of coolant or pressure imbalance can reduce cooling efficiency and cause temperature instability.
- A noticeable coolant odor in the engine bay often indicates leakage from the cooling system.
- Signs may include cracked plastic sections, corrosion on metal pipe sections, damaged or worn sealing areas, loose or degraded connection points.
- Low coolant or overheating warnings may appear if the pipe begins to fail.
Why Replacement Matters:
- Prevents coolant leaks that can lead to low coolant levels and reduced system pressure.
- Helps avoid engine overheating, which can result in serious and costly engine damage.
- Restores proper coolant routing, ensuring efficient heat transfer throughout the cooling circuit.
- Maintains cooling system integrity, preventing air intrusion and pressure imbalance.
- Protects surrounding components, as leaking coolant can damage hoses, wiring, sensors, and engine parts.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
97010604400
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
This OE Match cooling water breather pipe is a direct replacement for the original Porsche coolant vent line fitted to selected Porsche 970 Panamera and 958 Cayenne V8 models. Installed within the engine cooling circuit, the breather pipe connects key coolant passages and allows trapped air and coolant vapour to be vented correctly through the system. Proper coolant venting is essential on high-performance Porsche V8 engines to prevent air pockets, maintain stable coolant flow, and support efficient engine temperature regulation.
Fits:
Porsche 970 Panamera 4.8L V8 2010-2016 S / GTS / TURBO
* engine codes: M48.20 / M48.40 / MCX.PA / MCX.RA / MCX.P / MCX.R / MCW.BA / MCW.CA / MCW.B / MCW.C
Porsche 958 Cayenne 4.8L V8 2011-2018 S / GTS / TURBO / TURBO S
* engine codes: M48.02 / M48.52 / MCF.TB / MCY.XA / MCF.T / MCY.X
Diagram ref no 11
The cooling water breather pipe vents and circulates coolant within the engine cooling system, helping eliminate trapped air and maintain correct coolant pressure and flow throughout the engine.
Function
• Vents trapped air from the cooling system
• Supports proper coolant circulation and pressure regulation
• Helps maintain stable engine operating temperature
• Reduces risk of air pockets within cooling system
• Protects against coolant leaks and overheating
Cooling system hoses and breather pipes are constantly exposed to heat, coolant pressure, and vibration. Over time, the material can harden, crack, or become porous, increasing the risk of coolant leaks and air entering the cooling system. Replacing ageing breather pipes helps maintain reliable cooling system operation and prevents potential engine overheating issues.
When to replace
• Visible coolant leaks or staining
• Cracked or brittle coolant hose material
• Cooling system pressure loss
• Overheating or fluctuating coolant temperatures
• During preventative cooling system maintenance
• During engine or coolant hose servicing
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94810602622
The product you are viewing cross references to these numbers
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16

Fits:
Porsche 970 Panamera 3.6L V6 2011-2016
Engine codes:
M46.20 / M46.40 / MCW.AA / MCX.NA / MCW.A / MCX.N
Click 'Zoom in' for large parts diagram.
Diagram ref no 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94610602622
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne S / GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
- Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
The Cooling Water Tube, Return is a OE MATCH coolant return pipe designed to route returning coolant through the engine cooling system. This rigid connector tube helps maintain correct coolant circulation and system pressure, supporting stable engine operating temperatures and reliable heating performance. It provides precise fitment and durability for Porsche 957 / 958 / 970 models.
Fits:
- Porsche 957 Cayenne S/GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
- Porsche 958 Cayenne S V8 4.8L Petrol 400HP 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol 400HP 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol 500HP 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol 550HP 2010-17
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
Diagram Ref No 13 (Diagram Ref No 2 Sold Separately)
What This Product Does:
- Routes returning coolant through the cooling system to complete the circulation loop.
- Helps maintain proper coolant flow and pressure, ensuring efficient heat transfer and stable engine temperatures.
- Supports reliable engine cooling by ensuring coolant can flow back toward other cooling components without restriction.
- Provides a rigid, durable coolant pathway, reducing the risk of kinking or collapse compared to flexible hoses.
- Coolant may drip or seep from the tube itself or from the hose connection points, often leaving staining or residue.
- A leaking return tube can cause gradual coolant loss, requiring frequent top-ups.
- If the return pipe leaks or becomes restricted, coolant circulation can be disrupted, causing rising or fluctuating engine temperatures.
- A noticeable sweet smell in the engine bay is often a sign of coolant escaping from the system.
- Common visible signs include corrosion/pitting, cracking near joints, weakened metal around fittings or mounting areas
- Poor coolant circulation can affect the heater circuit, leading to weak or inconsistent cabin heat.
- Modern Porsche models may trigger low coolant or overheating warnings if the tube begins to fail.
Why Replacement Matters:
- Prevents coolant leaks that cause low coolant levels and loss of system pressure.
- Helps avoid engine overheating, which can result in severe and costly engine damage.
- Restores proper coolant circulation, ensuring the cooling system functions efficiently under all driving conditions.
- Maintains reliable heater performance, since consistent coolant flow is required for the heater core to work correctly.
- Protects surrounding components, as leaking coolant can damage hoses, sensors, seals, and nearby engine parts.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94810642112
The product you are viewing cross references to these numbers
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
The Cooling Water Tube is a OE MATCH coolant pipe designed to route engine coolant through the vehicle’s cooling and heating system. This rigid water tube helps maintain correct coolant circulation between key cooling components, supporting stable engine operating temperatures and reliable heater performance. It provides precise fitment and long-term durability for Porsche 970 Panamera models.
Fits:
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
Diagram Ref No 8
What This Product Does:
- Routes engine coolant through the cooling circuit to support proper circulation.
- Helps regulate engine operating temperature by ensuring coolant flows efficiently through the system.
- Supports the heater system, since cabin heating depends on hot coolant being circulated through the heater core.
- Provides a rigid, stable coolant pathway, reducing the risk of hose collapse or kinking in tight routing areas.
- Coolant may seep or drip from the tube itself or from the joints where hoses connect, often leaving residue or staining.
- A failing tube can cause gradual coolant loss, leading to frequent top-ups.
- Leaks or internal restrictions can disrupt coolant circulation, causing rising or fluctuating engine temperatures.
- A noticeable sweet smell in the engine bay is a common sign of a coolant leak from the tube.
- Because it’s a rigid pipe, wear often appears as corrosion or pitting, cracking, weakened areas near joints or mounting points
- If coolant flow is compromised, the heater core may not receive enough hot coolant, resulting in poor heater performance.
- Modern Porsche models may trigger low-coolant or overheating warnings if the tube begins to fail.
Why Replacement Matters:
- Prevents coolant leaks that can lead to low coolant levels and loss of system pressure.
- Helps avoid engine overheating, which can cause severe and expensive engine damage.
- Restores proper coolant flow, ensuring the cooling system works efficiently under all driving conditions.
- Maintains reliable heater performance, since cabin heat depends on hot coolant reaching the heater core.
- Protects surrounding components, because leaking coolant can damage hoses, sensors, seals, and nearby engine parts.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94610606921
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
- Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
- Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18

Fits:
Porsche 958 Cayenne 3.6ltr V6 - 2010 to 2017
Porsche 95B Macan S - 2014 to 2018 (Petrol)
Porsche 95B Macan GTS - 2014 to 2018
Porsche 95B Macan turbo - 2018 to 2018
Porsche 970.2 Panamera S 3.0ltr - 2014 to 2016
Porsche 970.2 Panamera 4S 3.0ltr - 2014 to 2016
Click 'Zoom in' for large parts diagram.
Diagram ref no 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94810606176
The product you are viewing cross references to these numbers
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
The Engine Coolant Hose, Supply is a OE MATCH coolant hose designed to supply pressurised engine coolant through the cooling and heating circuit. This hose helps maintain correct coolant circulation between key cooling components, supporting stable engine operating temperatures and reliable heater performance. It provides precise fitment, durability, and long-term resistance to heat and pressure for Porsche Panamera (970) models.
Fits:
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
Diagram Ref No 31 (Diagram Ref No 17 Included, Diagram Ref No 25 Sold Separately)
What This Product Does:
- Supplies engine coolant from the engine/water pump area to other cooling components such as the radiator or heater circuit.
- Helps maintain proper coolant circulation and pressure, which is essential for stable engine temperature control.
- Supports cabin heating, as hot coolant routed through this hose can be directed to the heater core.
- Provides a flexible connection that absorbs engine movement, vibration, and thermal expansion without stressing rigid pipes.
- Coolant may leak from the hose itself or around the hose clamp connections, often leaving visible residue or wet patches.A leaking supply hose can cause gradual coolant loss, requiring frequent top-ups.
- Loss of coolant or restricted flow can lead to rising or fluctuating engine temperatures.
- A noticeable sweet smell around the engine bay or inside the cabin often indicates a coolant leak.
- Common signs include cracking or splitting, bulging or swelling, hardened or brittle rubber, coolant staining on the hose surface.
- If coolant flow to the heater circuit is compromised, cabin heat may be reduced.
- Modern Porsche models may display low coolant or overheating warnings when hose failure begins.
Why Replacement Matters:
- Prevents coolant leaks that cause low coolant levels and loss of system pressure.
- Helps avoid engine overheating, which can lead to severe and expensive engine damage.
- Restores proper coolant circulation, ensuring the cooling system works efficiently under all driving conditions.
- Maintains reliable cabin heating, since the heater core depends on steady coolant flow.
- Protects surrounding components, as leaking coolant can damage sensors, hoses, wiring, and nearby engine parts.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
97010642500
The product you are viewing cross references to these numbers
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
Fits:
Porsche 970 Panamera 4.8L 2009-16
Porsche 970 Panamera S 3.6L 2010-16
Diagram ref no 18
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
97010631103
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
- Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
- Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
- Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18

Fits:
Porsche 958 Cayenne 3.6L 2011-18
Porsche 95B.1 Macan 3.0L / 3.6L 2014-18
Porsche 970.2 Panamera 3.0L 2013-16
Click 'Zoom in' for large parts diagram.
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94610602660
The product you are viewing cross references to these numbers
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
The Heater Hose Supply on Water Pump is a OE MATCH heater hose designed to supply hot engine coolant from the water pump to the heater circuit. This hose plays a key role in the vehicle’s heating system by delivering warmed coolant to the heater core, enabling effective cabin heating. It offers precise fitment, high resistance to heat and pressure, and long-term reliability for Porsche Panamera (970) models.
Fits:
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
Diagram Ref No 5
What This Product Does:
- Supplies hot engine coolant from the water pump outlet to the heater core circuit.
- Enables cabin heating, as the heater core relies on hot coolant to warm the air blown into the interior.
- Helps maintain proper coolant circulation between the engine cooling system and the HVAC system.
- Provides a flexible connection that absorbs engine movement, vibration, and thermal expansion.
- Coolant may seep or drip from the hose itself or at the connection points, often leaving pink/white residue.
- A failing heater supply hose can cause gradual coolant loss, requiring frequent top-ups.
- If hot coolant isn’t reaching the heater core, the heater may blow lukewarm or cold air, even when the engine is warm.
- A noticeable sweet smell in the engine bay or inside the cabin often indicates a coolant leak in the heater circuit.
- Common signs include cracking or splitting, bulging or swelling, hardened or brittle rubber, wet staining around the hose.
- Coolant loss from the heater supply hose can contribute to overheating or unstable engine temperatures.
- Modern Porsche models may display low-coolant or temperature warnings when the hose begins to fail.
Why Replacement Matters:
- Prevents coolant leaks that can lead to low coolant levels and loss of system pressure.
- Maintains proper cabin heating, since the heater core depends on a steady supply of hot coolant.
- Helps avoid engine overheating, as coolant loss from the heater circuit affects overall cooling performance.
- Restores reliable coolant circulation between the water pump and heater system.
- Protects surrounding components, as leaking coolant can damage hoses, sensors, wiring, and nearby engine parts.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
97057258300
The product you are viewing cross references to these numbers
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
The Heating Hose, Return is a OE MATCH heater coolant hose designed to return coolant from the heater core back into the engine cooling system. This hose forms a vital part of the HVAC heating circuit, ensuring continuous coolant circulation for consistent cabin heating and stable engine temperature control. It provides precise fitment, excellent resistance to heat and pressure, and long-term durability for Porsche Panamera (970) models.
Fits:
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
Diagram Ref No 23 (Diagram Ref No 17 Included)
What This Product Does:
- Returns heated coolant from the heater core to the engine cooling system.
- Completes the heater circuit loop, allowing coolant to continuously circulate.
- Helps maintain stable engine operating temperatures by integrating the heater system into the overall cooling loop.
- Provides a flexible, heat-resistant connection that accommodates engine movement and thermal expansion without restricting coolant flow.
- Coolant may drip or seep from the hose body or at the connection points, often leaving visible residue.
- A leaking return hose can cause gradual coolant loss, requiring frequent top-ups.
- Coolant loss from the heater circuit can reduce overall cooling system efficiency and lead to overheating.
- If coolant circulation is restricted, the heater core may not function properly, reducing heating performance.
- A noticeable coolant odor in the engine bay or inside the cabin may indicate a leak in the heater return line.
- Common signs include cracking or splitting, bulging or swelling, hardened or brittle rubber, coolant staining or residue buildup.
- Low coolant or overheating warnings may appear if the hose begins to fail.
Why Replacement Matters:
- Prevents coolant leaks that can lead to low coolant levels and loss of system pressure.
- Maintains consistent cabin heating, as proper coolant return flow is required for the heater core to function efficiently.
- Helps avoid engine overheating, since coolant loss or restricted flow reduces cooling performance.
- Restores balanced coolant circulation, ensuring stable engine operating temperatures.
- Protects nearby components, as leaking coolant can damage hoses, wiring, sensors, and engine parts.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
97010642160
The product you are viewing cross references to these numbers
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 95B.1 Macan S Petrol 3.0L V6 (340Bhp) 2014-18
- Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
- Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18
- Porsche 95B.2 Macan Petrol 2.0L (245Bhp) 2019-21
- Porsche 95B.2 Macan S Petrol 3.0L V6 (354Bhp) 2019-21

Fits:
Porsche 970 Panamera 3.0L 2014-2016
Porsche 95B Macan V6 Petrol 2014-2018
Porsche 95B.2 Macan 2019*
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
7PP121237
The product you are viewing cross references to these numbers
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
The Vent Hose is a OE MATCH coolant vent/overflow hose designed to route coolant vapours and excess pressure within the engine cooling system. This hose helps maintain proper cooling system balance by directing overflow coolant and vented pressure to the coolant reservoir, supporting stable engine temperatures and reliable cooling performance. It provides precise fitment, durability, and long-term resistance to heat and coolant exposure for Porsche Panamera (970) models.
Fits:
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
Diagram Ref No 19 (Diagram Ref No 20 Sold Separately)
What This Product Does:
- Vents excess pressure from the cooling system during temperature changes.
- Routes coolant vapours or overflow safely to the coolant expansion/reservoir tank.
- Helps maintain correct system pressure, which is essential for stable engine cooling.
- Prevents coolant from escaping into the engine bay, helping keep the cooling system sealed and efficient.
Symptoms Of Wear Or Failure:
- Coolant may seep from cracks or connection points, leaving dried residue around the hose or nearby components.
- A leaking vent hose can cause gradual coolant loss, leading to frequent top-ups.
- If the vent hose cannot manage pressure correctly, the cooling system may not regulate pressure as designed.
- A noticeable coolant smell in the engine bay or near the rear of the vehicle often indicates a leak.
- Common signs include cracking or splitting, brittle or hardened rubber, loose or deformed hose ends, wet staining or discoloration.
- Low coolant or pressure-related issues may trigger warning messages on the dashboard.
Why Replacement Matters:
- Prevents coolant leaks that can lead to low coolant levels and cooling system pressure loss.
- Maintains correct cooling system venting, allowing pressure to stabilise during heat expansion and cooling cycles.
- Helps avoid overheating, since coolant loss or pressure imbalance can reduce cooling efficiency.
- Protects surrounding components, as leaking coolant can damage hoses, wiring, sensors, and engine bay parts.
- Restores reliable cooling system operation, ensuring overflow coolant is routed correctly back to the reservoir.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
97010642202
The product you are viewing cross references to these numbers
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
The Vent Hose is a OE MATCH coolant vent/overflow hose designed to route coolant vapours and excess pressure within the engine cooling system. This connector hose helps maintain correct cooling system balance by directing overflow coolant back to the reservoir, supporting stable coolant circulation and consistent engine temperature control. It provides precise fitment, durability, and long-term resistance to heat and coolant exposure for Porsche Panamera (970) models.
Fits:
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
Diagram Ref No 19
What This Product Does:
- Routes coolant vapours and excess coolant back toward the coolant expansion/reservoir tank.
- Helps maintain proper cooling system pressure balance during engine heating and cooling cycles.
- Supports stable coolant circulation, helping prevent air pockets and pressure build-up.
- Keeps the cooling system operating as a sealed, controlled loop to protect against coolant loss.
Symptoms Of Wear Or Failure:
- Coolant may seep from cracks or loose connections, leaving dried residue or wet staining around the hose.
- A leaking vent hose can cause gradual coolant loss, requiring frequent top-ups.
- Improper venting may cause unstable system pressure, contributing to overheating or erratic temperature readings.
- A noticeable coolant smell in the engine bay often indicates leakage from the vent/overflow line.
- Common signs include cracking or splitting, brittle or hardened rubber, loose or damaged fittings, discoloration from coolant exposure.
- Low coolant or temperature-related warnings may appear if the hose begins to fail.
Why Replacement Matters:
- Prevents coolant leaks that can lead to low coolant levels and reduced cooling efficiency.
- Maintains correct pressure balance within the cooling system during temperature changes.
- Helps prevent overheating, since coolant loss or trapped air can disrupt proper circulation.
- Protects surrounding components, as leaking coolant can damage hoses, sensors, wiring, and nearby engine parts.
- Restores reliable cooling system operation, ensuring overflow coolant is routed correctly back to the reservoir.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
97010642260
The product you are viewing cross references to these numbers
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16

Fits:
Porsche 970 Panamera - 2010 to 2016
Click 'Zoom in' for large parts diagram.
Diagram ref no 13
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
97010631201
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol (400Hp) 2010-17
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
OE Match replacement coolant line designed to replicate the original Porsche hose in shape, length, material, and fitment. It serves as a return path for coolant within the engine cooling system, helping maintain proper circulation and temperature regulation.
Fits:
Porsche 958 Cayenne S / GTS - 2010 to 2017
Porsche 970.1 Panamera 4 / 4S / GTS - 2009 to 2013
Porsche 970.2 Panamera GTS - 2014 to 2016
Diagram ref no 15
The return hose carries coolant back toward the radiator or engine block after it has passed through the engine and other cooling components. Proper coolant flow is vital for maintaining stable engine temperatures, preventing overheating, and ensuring long-term engine longevity. A worn, cracked, or leaking hose can compromise coolant flow, lead to coolant loss, introduce air into the system, and result in overheating or engine damage.
This OE Match hose fits directly in place of the original and is supplied without additional clamps or fittings, allowing reuse of existing hardware or replacement with recommended clamps as needed. It’s ideal for coolant system maintenance, restoration work, or replacing age-affected components.
The coolant return hose completes the coolant circulation loop by transporting coolant back to the radiator/engine assembly after passage through the engine or heat exchangers. This return path helps maintain stable coolant temperatures and supports continuous heat dissipation.
Function:
• Provides a return path for coolant in the engine cooling system
• Maintains proper coolant circulation and temperature control
• Resists heat, pressure, and coolant breakdown
• Design for direct fit and correct routing
• Durable construction for long-term service
Coolant hoses deteriorate over time due to heat cycling, pressure, and exposure to coolant and engine bay contaminants. Cracks, bulges, or soft spots can develop, leading to coolant leaks, engine overheating, air ingress, and reduced cooling performance. Replacing aging hoses with an OE Match coolant return hose restores proper fluid flow, maintains engine operating temperature, and helps protect against costly engine damage.
When to replace:
• Visible cracks, swelling, or soft spots
• Coolant leaks or crusty coolant residue
• Engine overheating or temperature fluctuations
• During major coolant service (water pump, thermostat, belt service)
• Routine preventative maintenance for older hoses
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94810605124
The product you are viewing cross references to these numbers
-
Water cooling - 1 - (Model: 4820,4840, 4870,4620, 4640,CWAA, CXNA,CXPA, CXRA,CXR, CWBA,CWB, CWCA,CWC) Panamera 970 (G1) 3.6L / 4.8L 2012-16 105-015
-
Water cooling - 1 - (Model: CWDA,CWD, CWFA,CWF) Panamera 970 (G1) 3.0L 2014>> 105-020
-
Water cooling - 2 - (Model: 4820,4840, 4870,CXPA, CXRA,CXR, CWBA,CWB, CWCA,CWC) Panamera 970 (G1) 4.8L 2010-16 105-025
-
Water cooling - 2 - (Model: 4620,4640, CWAA,CXNA) Panamera 970 (G1) 3.6L 010-16 105-030
-
Coolant cooling system / Coolant expansion tank (Model: 4820,4840, 4870,4620, 4640,CXPA, CXRA,CXR, CWBA,CWB, CWAA,CXNA, CWCA,CWC) Panamera 970 (G1) 3.6L / 4.8L 2010-16 105-040
-
Coolant cooling system / Coolant expansion tank (Model: CWDA,CWD, CWFA,CWF) Panamera 970 (G1) 3.0L 2014>> 105-042
-
Coolant cooling system / Coolant expansion tank (Model: CGEA,CGE, CGFA) Panamera 3.0L HYBRID 2012-16 105-045
-
Coolant cooling system / Coolant expansion tank (Model: CRCC,CRCB, CWJA) Panamera 970 (G1) 3.0L DIESEL 2012-16 105-065
-
Hot air line / Supply / Return line Panamera 970 (G1) 2010-16 813-000
OEMatch Engine Block Hoses — Durability, Sealing, Performance
OEMatch engine block hoses for Porsche models are designed as compatible, application-focused replacements that help maintain cooling system integrity and temperature control. These hoses are specified for the connections between the engine block, radiator and heater circuit and are intended to resist heat and fluid exposure while preserving routing and mounting clearances. OEMatch components are a practical option when genuine or OEM items are unavailable.
Available Types
- Engine block coolant hoses for front-engine Porsche models
- Radiator inlet and outlet hoses
- Heater hoses and bypass connections
- Replacement clamps, connectors and intermediate hoses
Understanding OEMatch Engine Block Hoses
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original engine block hoses. OE (Original Equipment) refers to parts matching original specifications for the engine block hoses and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM engine block hoses engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models. Engine block hoses circulate coolant through the engine’s cooling circuit, carrying fluid between the water pump, radiator and heater core to regulate temperature, maintain system pressure and reduce the risk of overheating. Proper routing and material selection are important to avoid chafing, heat soak and premature softening.
Benefits Include
- Restored coolant circulation and improved temperature control
- Reduced risk of leaks at hose joints and clamps
- Heat-resistant materials to limit premature ageing
- Preserves original routing and mounting clearances
Why Engine Block Hoses Wear and Fail
- Heat-induced rubber ageing and hardening over time
- Chemical degradation from coolant additives or contamination
- Mechanical abrasion caused by contact with adjacent components
- Clamp or connector failure allowing leaks under pressure
The Importance of Replacing with OEMatch Engine Block Hoses
Replacing tired or damaged engine block hoses prevents coolant loss, overheating and secondary faults such as gasket failure or warped components. For Porsche models, correct hose length, diameter and bend radius help maintain coolant flow and avoid stress at joints. Choosing the right replacement hose maintains system pressure and routing, reducing the chance of repeat failures and supporting long-term reliability.
Advantages
- Materials chosen for heat and fluid resistance
- Manufactured to match original dimensions and routing
- Supplies include common connection fittings and clamps
Support & Advice
These items affect safety-critical systems. Installation should be carried out by a qualified technician following model-specific procedures and torque settings. Use calibrated tools and new fasteners where specified; check for correct routing, secure clamps and any nearby heat sources before returning the vehicle to service.