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Oil Pipes & Hoses
By OE Match
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Fits:
Porsche 964 1989-94
* For cars with thermostat part number:
96420704703
96420704706
Diagram Ref No 21
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420724104
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
OE Match oil hose for thermostat for Porsche 964 models from 1989 to 1994. This replacement oil hose helps maintain correct engine oil flow between the thermostat and oil cooling circuit, supporting reliable lubrication and temperature control.
Fits:
Porsche 964 1989-94
* For cars with thermostat part number:
96420704705
96420704307
96420704308
Diagram Ref No 21
The oil hose carries engine oil through the thermostat-controlled cooling circuit. The thermostat regulates oil flow to the cooler as temperature changes, while the hose provides a sealed connection between system components.
Functions
• Replaces the oil hose for thermostat
• Carries engine oil through the thermostat cooling circuit
• Supports correct oil temperature regulation
• Helps maintain reliable engine lubrication
• Helps prevent oil leaks from aged or damaged hoses
• Suitable for oil line, thermostat, or oil cooling system service
• OE Match replacement for Porsche 964 oil system repair.
Why Replace This Part?
Oil hoses can harden, crack, swell, corrode at fittings, leak, or become damaged due to age, heat, oil pressure, vibration, and road exposure. A failing thermostat oil hose may cause oil leaks, reduced oil cooling efficiency, low oil level, contamination around the underside of the car, or failed inspection. Replacing the hose helps restore oil system integrity and reliable temperature control.
When to Replace This Part
• Oil is leaking around the thermostat or oil hose connection
• The hose is cracked, swollen, hardened, chafed, or damaged
• Fittings are corroded, seized, or no longer sealing correctly
• Oil thermostat or oil cooler service is being carried out
• Oil temperature issues or oil cooling faults are being investigated
• The vehicle has failed inspection due to oil leakage
• The car is undergoing Porsche 964 oil system restoration.
Where it fits on the car
This oil hose fits within the thermostat-controlled engine oil cooling circuit on Porsche 964 models. It connects to the thermostat area according to the factory oil line layout.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420724109
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Fits:
Porsche 964 1989 - 1994
* For cars with Thermostat Part Number:
96420704703
96420704306
Diagram ref no 22
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420725104
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Fits:
Porsche 964 1989-94
Diagram Ref No 30
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420713004
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Fits:
Porsche 964 1989-94
Diagram Ref No 26
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420721700
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93

Fits:
Porsche 964 1989-94
Click 'Zoom in' for large parts diagram.
Diagram Ref No 28.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420725711
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
Oil Pipe – Oil Filter Housing to Crankcase
The Porsche 964 Oil Pipe connects the oil filter
housing to the engine crankcase and forms an essential part of the Porsche 964
dry-sump lubrication system. This oil line allows filtered engine oil to be
transferred efficiently into the crankcase, ensuring critical internal engine
components receive the lubrication required for smooth operation, temperature
control, and long-term reliability.
Fits:
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
Diagram Ref No 54
On the Porsche 964, maintaining proper oil circulation is vital. The dry-sump lubrication system relies on a network of precisely engineered oil pipes to move oil throughout the engine, filtration system, oil tank, and cooling circuit. A damaged, leaking, or corroded oil pipe can compromise oil flow, reduce oil pressure, and potentially expose the engine to severe wear or damage.
Whether you are carrying out preventative maintenance, restoring a classic Porsche 964, or rebuilding an engine, replacing ageing oil system components helps preserve engine performance and reliability.
What Does This Oil Pipe Do?
The oil filter housing to crankcase pipe transfers filtered oil directly into the engine lubrication circuit after it has passed through the oil filter assembly.
Its functions include:
- Delivering filtered oil to the crankcase
- Maintaining continuous lubrication throughout the engine
- Supporting stable oil pressure
- Assisting proper operation of the dry-sump lubrication system
- Helping protect bearings, pistons, camshafts, and other critical components
- Supporting engine cooling through effective oil circulation
Without reliable oil flow through this pipe, engine lubrication efficiency can be significantly affected.
Why Does This Oil Pipe Fail?
The oil pipe is exposed to constant heat cycles, oil pressure, engine vibration, and environmental contaminants. Over time, these conditions can contribute to deterioration.
Common causes of failure include:
- Corrosion of metal pipe sections
- Age-related material fatigue
- Damage from road debris
- Cracked or weakened connections
- Oil leaks at joints or fittings
- Vibration-related stress fractures
- Damage during engine or oil system repairs
- Seized fittings caused by corrosion
As Porsche 964 models continue to age, original oil lines are increasingly susceptible to wear and deterioration.
Common Symptoms of a Failing Oil Pipe
Signs that the oil filter housing to crankcase pipe may
require replacement include:
- Visible oil leaks
- Oil residue around pipe connections
- Corrosion or rust on pipe surfaces
- Oil smells from the engine bay
- Damaged or crushed pipe sections
- Difficulty maintaining proper oil pressure
- Seized or damaged fittings during servicing
Because this component carries pressurised engine oil, any leak should be addressed immediately to avoid potential engine damage.
When Should You Replace It?
Replacement is recommended when:
- Oil leaks become visible
- Corrosion is identified during inspection
- Pipework becomes damaged or restricted
- During engine rebuilds
- During oil system refurbishment
- While replacing oil filter housing components
- As
preventoative maintenance on ageing vehicles
- During full restoration projectsil pipes
Replacing ageing before failure helps maintain oil pressure, improve reliability, and protect valuable engine components from unnecessary wear.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420725216
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
These are long pipes running down the side of the car
Fits:
Porsche 964 1989-94 3.6L
Porsche 964 Turbo
Diagram Ref No 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420713504
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Fits:
Porsche 964 1989-94
Diagram Ref No 29
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420724702
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Fits:
Porsche 964 1989-94
*For cars with Thermostat Part Number:
96420704705
96420704707
96420704708
Diagram ref no 22
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420725103
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Upgrade your classic Porsche 911 (964) with this high-quality oil pipe S-bend replacement. Engineered to OE specifications, this pipe ensures correct oil flow from the tank to the engine, preserving lubrication and performance. Its precisely formed S-bend design guarantees perfect fitment in the tight 964 engine bay, just like the original factory part.
Fits:
Porsche 964 1989 - 1994
Diagram Ref No 24
This pipe delivers oil from the tank to critical engine channels, ensuring proper lubrication. The factory-designed S-bend shape clears surrounding components for smooth installation. Maintains oil pressure and prevents leaks under high temperature, vibration, and continuous use.
Over time, oil pipes are exposed to extreme heat, vibration, and pressure. The original line may corrode, crack, or lose sealing integrity, leading to oil leaks or even engine oil starvation. Replacing restores the correct flow path and ensures long-term reliability.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420725015
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
These are long pipes running down the side of the car
Fits:
Porsche 964 1989-94 3.6L
Porsche 964 Turbo
Diagram Ref No 2
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420713304
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 924 2.0L 1976-79
- Porsche 924 2.0L 1980-85
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
Oil Pipe Support Clamp 1100 22/15
Sold each
High-quality oil pipe support clamp 1100 22/15
designed for securing oil and air conditioning pipes across multiple Porsche models
including 911, 911 Turbo, 924 and 964.
Fits:
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 924 2.0L 1976-79
- Porsche 924 2.0L 1980-85
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
Diagram Ref No 26
This versatile clamp is used to secure oil pipes, air conditioning pipes, and airbox pipes, ensuring correct routing and stability within the engine bay. It plays a vital role in preventing vibration, wear, and potential damage to critical systems.
Manufactured to OEM specifications, this clamp provides a precise fit, long-lasting durability, and resistance to corrosion. Supplied individually, it is ideal for maintenance, repair, or restoration of Porsche engine bay systems.
Key Features
• Pipe support clamp size 1100 22/15
• Suitable for Porsche 911, 911 Turbo, 924, 964, and 970 Panamera
• Part number 99951108002
• Multi-use: oil pipes, AC pipes, airbox pipes
• Ensures secure pipe mounting and routing
• Durable and corrosion-resistant construction
• OEM-style fit and performance
• Sold individually
Function and Purpose
This clamp is designed to securely support and retain pipes.
It helps to:
• Hold oil, AC, and airbox pipes in position
• Maintain correct routing and alignment
• Prevent vibration-related wear and damage
• Protect surrounding components
• Ensure long-term system reliability
Why Replace Pipe Clamps
Clamps can degrade over time due to heat and exposure.
Common issues include:
• Loss of clamping strength
• Corrosion or fatigue
• Pipe movement or misalignment
• Increased risk of leaks or damage
Replacing worn clamps ensures secure installation and protects system components.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99951108002
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
Oil Pipe – Thermostat to Oil Filter
The Porsche 964 Oil Pipe from the thermostat to the oil
filter is a critical component within the engine's lubrication and oil cooling
system. Designed specifically for Porsche 964 models produced between 1989 and
1994, this oil line transfers engine oil between the thermostat assembly and
the oil filter housing, ensuring continuous oil circulation and filtration
before oil is distributed throughout the engine.
Fits:
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
Diagram Ref No 46
The Porsche 964 relies on a sophisticated dry-sump lubrication system that not only lubricates critical engine components but also assists in engine cooling. This oil pipe plays an important role in maintaining correct oil flow, pressure, and filtration efficiency, helping to protect the engine under both normal driving and high-performance conditions.
Whether you are restoring a Porsche 964, rebuilding an engine, or repairing a leaking oil system, replacing ageing oil pipes is essential for maintaining reliability and preventing costly engine damage.
What Does This Oil Pipe Do?
The thermostat-to-oil-filter pipe forms part of the engine's oil circulation circuit.
Its primary functions include:
- Transporting oil between the thermostat and oil filter housing
- Maintaining uninterrupted oil flow through the lubrication system
- Ensuring oil passes through filtration before recirculation
- Supporting stable oil pressure throughout the engine
- Assisting the operation of the Porsche dry-sump oil system
- Helping maintain proper engine cooling and lubrication
Without a properly functioning oil pipe, oil flow can be compromised, placing the engine at risk of lubrication issues and overheating.
Why Does This Oil Pipe Fail?
The oil pipe operates in a demanding environment where it is constantly exposed to heat cycles, oil pressure, vibration, road contamination, and age-related deterioration.
Common causes of failure include:
- Corrosion of metal pipe sections
- External damage from road debris
- Fatigue from vibration and engine movement
- Deterioration of sealing surfaces
- Cracked or weakened pipe connections
- Oil contamination and sludge build-up
- Damage during previous repairs or engine removal work
- Age-related wear on original factory-installed lines
As the vehicle ages, corrosion and fatigue become increasingly common, particularly on original oil system components.
Common Symptoms of a Failing Oil Pipe
Signs that the thermostat-to-oil-filter pipe may require
replacement include:
- Visible oil leaks
- Oil residue around the pipe or fittings
- Corrosion on exposed metal sections
- Reduced oil pressure
- Oil smells from the engine bay
- Damaged or crushed pipework
- Difficulty removing seized fittings during servicing
Because the oil system is vital to engine protection, even small leaks should be addressed promptly.
When Should You Replace It?
Replacement is recommended when:
- Oil leaks are present
- Corrosion becomes visible
- Pipe fittings become damaged or seized
- During engine rebuilds
- During oil thermostat replacement
- During major oil system refurbishment
- As part of preventative maintenance on ageing vehicles
- During restoration projects where long-term reliability is a priority
Replacing ageing oil lines before failure helps prevent oil loss, lubrication issues, and expensive engine repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420725414
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
Standard size
Fits:
Porsche 964 - 1989 to 1994
Porsche 964 turbo 3.3ltr - 1991 to 1994
Porsche 993 - 1994 to 1998
Click 'Zoom in' for large parts diagram.
Diagram ref no 15
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96410102000
The product you are viewing cross references to these numbers
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93

Fits:
Porsche 964 1989-94
Click 'Zoom in' for large parts diagram.
Diagram ref no 31
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96420714300
The product you are viewing cross references to these numbers
OEMatch Oil Pipes & Hoses — Fit, Function, Confidence
Designed for Porsche models, these oil pipes and hoses route engine oil between the block, cooler and filter to preserve pressure, lubrication and cooling. OEMatch Oil Pipes & Hoses components are compatible replacements engineered to original-spec dimensions and tolerances — a practical option when genuine or OEM parts are unavailable. Materials include heat-resistant rubber, braided stainless-steel and formed metal lines
Available Types
- Rubber oil hoses for flexible connections
- Braided stainless-steel lines for higher-temperature use
- Rigid formed metal pipes for fixed routing
- Pre-formed feed and return lines for oil coolers
Understanding OEMatch Oil Pipes & Hoses
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original oil pipes & hoses.
OE (Original Equipment) refers to parts matching original specifications for the oil pipes & hoses and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM oil pipes & hoses engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
Oil pipes and hoses carry pressurised oil between the engine, filter and cooler and help control temperature and flow. Their construction, routing and connections must suit each Porsche model’s layout. OEMatch catalogs thousands of part numbers and cross-references and continues to develop lines to help keep Porsche vehicles on the road.
Benefits Include
- Restores correct oil pressure and flow characteristics
- Reduces the risk of oil leaks and contamination
- Improves resistance to heat, oil and abrasion
Why Oil Pipes & Hoses Wear and Fail
- Age-related hardening, cracking or embrittlement of rubber hoses
- Corrosion, chafe or fatigue in metal or braided lines
- Loose fittings, clamps or damaged seals leading to leaks
- Oil contamination or degradation that attacks internal linings
The Importance of Replacing with OEMatch Oil Pipes & Hoses
Timely replacement of worn or damaged oil pipes and hoses restores reliable oil circulation and pressure regulation, which helps protect bearings, seals and other engine components from accelerated wear. Using correctly routed, material-appropriate lines reduces the chance of leaks and overheating and supports dependable operation across classic and modern Porsche engines during road use or rebuilds.
Advantages
- Options tailored to common Porsche layouts and oil systems
- Materials selected for heat and oil resistance
- Direct-fit replacements that simplify installation and reduce modification
Support & Advice
Fitting can appear straightforward but may require procedures such as correct torque settings and careful routing of hoses. If you lack the correct tools or model-specific knowledge, we recommend professional installation. Recheck fasteners and connections after initial running and observe for any diagnostic codes or oil leaks.