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Air conditioning refrigerant line. Porsche 964 1989-93 ❭ 96457310703
- 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 1989-93
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Diagram ref no 18
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457310703
The product you are viewing cross references to these numbers
- Porsche 9YA Cayenne V6 3.0L Petrol (340Hp) 2018-23
- Porsche 9YA Cayenne Coupe V6 3.0L Petrol (340Hp) 2019-23
- Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
- Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23

Fits:
Porsche 9YA Cayenne V6 3.0ltr - 2018 to 2023
Porsche 9YA Cayenne S V6 2.9ltr - 2018 to 2023
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Diagram ref no 5
Related reference numbers
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9Y0820743C
The product you are viewing cross references to these numbers
- Porsche 9YA Cayenne V6 3.0L Petrol (340Hp) 2018-23
- Porsche 9YA Cayenne Coupe V6 3.0L Petrol (340Hp) 2019-23
This OE Match air conditioning refrigerant pressure line is a replacement A/C pipe for Porsche 9YA Cayenne 3.0L models. It is designed to match the original-style fitment and function, helping maintain correct refrigerant flow within the vehicle’s air conditioning system.
Fits:
Porsche 9YA Cayenne 3.0L petrol 2018 - 2024 (PR:DU6)
* Refrigerant R1234yf (option code: KK3)
Diagram ref no 7
The refrigerant pressure line carries air conditioning refrigerant between A/C system components under pressure. It helps the system circulate refrigerant correctly so the air conditioning can cool the cabin efficiently and operate as intended.
Functions
• Carries refrigerant through the air conditioning system
• Helps maintain correct A/C system pressure and flow
• Supports efficient cabin cooling performance
• Connects designated air conditioning system components
• Helps prevent refrigerant leaks when correctly installed
• Replaces damaged, leaking, corroded, or worn original pressure lines
• OE Match replacement for A/C system repair and service.
Why Replace This Part?
Air conditioning refrigerant pressure lines can become damaged by corrosion, vibration, impact, age, or seal failure. A leaking or damaged pressure line can cause refrigerant loss, poor cooling, A/C system pressure faults, or complete air conditioning failure. Replacing the line helps restore correct refrigerant circulation and supports reliable climate control operation.
When to Replace This Part
• The A/C pressure line is leaking refrigerant
• The pipe is corroded, cracked, bent, or physically damaged
• The air conditioning system is not cooling correctly
• Refrigerant pressure faults are present
• Oil or dye residue is visible around the A/C line or joints
• The line has been damaged during engine bay or front-end repairs
• The A/C system is being serviced, repaired, or recommissioned.
Where it fits on the car
This refrigerant pressure line fits within the air conditioning pipework system on Porsche 9YA Cayenne 3.0L models. It connects between the specified A/C system components according to the vehicle’s factory diagram and refrigerant circuit layout.
Related reference numbers
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9Y0816721C
The product you are viewing cross references to these numbers
- Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
- Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23
- Porsche 9YA.2 Cayenne V6 3.0L Petrol (353Hp) 2023>>
- Porsche 9YA.2 Cayenne Coupe V6 3.0L (353Hp) 2023>>
The OE MATCH Refrigerant Line, Condenser is a air conditioning system component designed to transport refrigerant between the condenser and other critical climate control system components. This refrigerant line plays a vital role in maintaining efficient refrigerant circulation and ensuring optimal air conditioning performance.
Fits:
- Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
- Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23
- Porsche 9YA.2 Cayenne V6 3.0L Petrol (353Hp) 2023>>
- Porsche 9YA.2 Cayenne Coupe V6 3.0L (353Hp) 2023>>
Diagram Ref No 6
Manufactured from quality aluminium tubing and reinforced hose sections where required, the line is designed to withstand the high pressures, temperature fluctuations and vibrations encountered within modern automotive climate control systems. It provides secure, leak-free connections that help maintain system efficiency and long-term reliability.
What This Product Does:
- Transfers refrigerant between the condenser and associated A/C system components.
- Maintains correct refrigerant flow throughout the climate control system.
- Supports efficient heat exchange and cooling performance.
- Helps maintain correct operating pressures within the refrigerant circuit.
- Contributes to consistent cabin cooling and passenger comfort.
- Provides secure, sealed connections within the air conditioning system.
- Supports reliable operation of the climate control system.
- Helps maintain overall A/C system efficiency and performance.
Symptoms Of Wear Or Failure:
- Reduced air conditioning cooling performance.
- Warm air blowing from cabin vents.
- Refrigerant leaks from pipework or connection points.
- Oily residue around A/C fittings or hose connections.
- Frequent refrigerant recharge requirements.
- Air conditioning pressure-related fault codes.
- Hissing noises caused by escaping refrigerant.
- Excessive or irregular compressor cycling.
- Climate control warning messages.
- Visible corrosion, cracking or physical damage to the line.
Why Replacement Matters:
- Condenser refrigerant lines operate under significant pressure and are continuously exposed to vibration, heat, moisture, road debris and environmental contaminants. Over time, metal sections can corrode, hose sections may deteriorate and sealing surfaces can wear, resulting in refrigerant leaks and reduced system efficiency.
- A leaking refrigerant line can cause a loss of refrigerant, reducing cooling performance and increasing strain on the air conditioning compressor. If left unresolved, low refrigerant levels can accelerate wear of expensive climate control components and may eventually lead to compressor failure or complete A/C system malfunction.
- Replacing a worn or damaged refrigerant line restores proper refrigerant circulation, maintains system pressure and ensures efficient climate control operation.
Related reference numbers
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9Y0816741T
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