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- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- 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 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
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche 997 MKII GT3 2010-11
- Porsche 997 MKII Turbo 2010-13
- Porsche 997 MKII GT2 RS 2011-13
Sold each.

Fits:
Porsche 964
Porsche 993
Porsche 996
Porsche 997
Porsche 986 Boxster
Click 'Zoom in' for large parts diagram.
Diagram ref no 19
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99970753441
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- 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 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
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche 997 MKII GT3 2010-11
- Porsche 997 MKII Turbo 2010-13
- Porsche 997 MKII GT2 RS 2011-13
This O-ring provides a secure, leak-free seal at A/C line connections, helping maintain proper refrigerant pressure and system efficiency. Designed for direct replacement, it installs easily during A/C service or repair and helps restore factory-level air conditioning operation without modification.
Sold each.
Fits:
Porsche 964 1989 - 1994
Porsche 993 1995 - 1998
Porsche 996 1998 - 2005
Porsche 997.1 2005 - 2008
Porsche 997.2 2009 - 2012
Porsche 986 Boxster 1997 - 2005
Diagram ref no 19
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99970753441
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 1989-93
Click 'Zoom in' for large parts diagram.
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 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
Click 'Zoom in' for large parts diagram.
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 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

Fits:
Porsche 964 C2 / C4 / RS 1989-94
Click 'Zoom in' for large parts diagram.
Diagram ref no 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457309708
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

Fits:
Porsche 964 C2 / C4 / RS 1989-94
Click 'Zoom in' for large parts diagram.
Diagram ref no 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457309708
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 >>1992
Click 'Zoom in' for large parts diagram.
Diagram ref no 17
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457309304
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 >>1992
Click 'Zoom in' for large parts diagram.
Diagram ref no 17
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457309304
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

Fits:
Porsche 964 C2 / C4 / RS 1989-94
Click 'Zoom in' for large parts diagram.
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457309901
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

Fits:
Porsche 964 C2 / C4 / RS 1989-94
Click 'Zoom in' for large parts diagram.
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457309901
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
Genuine Porsche Original Equipment (OE) air-conditioning suction pipe, designed to carry low-pressure refrigerant from the evaporator back to the compressor on Porsche 911 964 models. It is a factory-engineered hard line that forms a critical part of the A/C refrigerant circuit.
Fits:
Porsche 964 1989 - 1993
Diagram ref no 20
The suction pipe plays an essential role in the A/C system by returning cooled, low-pressure refrigerant gas to the compressor for re-circulation. Because refrigerant flow efficiency and sealing integrity are highly dependent on correct pipe routing and geometry, Porsche designed this component to maintain exact clearances and minimise stress caused by vibration, engine movement, and thermal expansion.
As a Genuine Porsche OE part, 96457309202 delivers factory-correct performance, durability, and long-term reliability, making it the preferred choice for high-quality repairs, restorations, and A/C system refurbishments.
Installed in the Porsche 964 air-conditioning system, this Genuine OE suction pipe ensures refrigerant is routed exactly as intended by Porsche engineers. Its precise factory geometry maintains correct system clearances, ensures perfect sealing at connection points, and reduces vibration-related stress on adjacent hoses and components, helping preserve overall A/C system integrity and efficiency.
Over time, original A/C pipes can suffer from corrosion, fatigue, deformation, or sealing surface wear, leading to refrigerant leaks and reduced cooling efficiency. Because even minor leaks can compromise system performance, replacing a damaged or aging suction pipe with a Genuine Porsche OE component ensures correct refrigerant flow, reliable sealing, and protection of expensive A/C components such as the compressor.
When to replace:
• Refrigerant leaks detected at pipe joints
• Pipe shows corrosion, cracking, or deformation
• During A/C system overhaul or compressor replacement
• After engine bay damage or improper previous repairs
• Preventive replacement during high-quality restoration work
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457309202
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
Installed within the Porsche 964 air-conditioning system, this suction pipe provides a stable, correctly routed path for refrigerant flow while maintaining factory geometry and clearances. Its precise form ensures full compatibility with original fittings, reduces vibration-related stress on adjacent hoses, and helps prevent misalignment or premature wear of seals and connections, preserving overall system integrity.
Fits:
Porsche 964 1989 - 1993
Diagram ref no 20
The OE Match intake/suction pipe designed as a direct-fit replacement for the original refrigerant/suction line on Porsche 911 964 models. It replicates the factory part’s precise dimensions, bend geometry, and connection interfaces to ensure seamless integration into the air-conditioning and engine intake system.
• Location: Air-conditioning / intake system routing depending on factory configuration
• Form and bend geometry engineered to match factory spec
• Direct OE Match replacement - installs without modification
• Compatible with factory lines and mounting points
Original suction or refrigerant pipes on older vehicles can become cracked, bent, swollen, or porous over time due to heat cycling, vibration, and age. A compromised pipe can cause loss of refrigerant charge, reduced airflow performance, leaks, or inefficient system operation. Installing an OE Match replacement restores the correct routing and integrity of the original system, helping maintain performance and reduce risk of secondary issues caused by leaks or improper alignment.
When to replace:
• Pipe shows cracks, deformation, or seepage
• A/C system loses charge or pressure
• Air-intake or refrigerant lines are damaged during service
• During A/C major service or engine bay restoration
• Preventive refresh on high-mile 964 cars
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457309202
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 7
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96457309102
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 - 1991 to 1992
Click 'Zoom in' for large parts diagram.
Diagram ref no 18
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96412601103
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005 -08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche Boxster 987 MKII 2.9L 2009-2012
- Porsche Boxster S 987 MKII 3.4L 2009-2012
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- 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 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
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Fits:
Vehicles with Air Conditioning System (PR 500 / 573)
Porsche 924 S 2.5L 1986-88
Porsche 928 4.5L 1978-82
Porsche 928 S 4.7L 1980-83
Porsche 928 S2 4.7L 1984-86
Porsche 928 S4 5.0L 1987-91
Porsche 928 GT 5.0L 1989-91
Porsche 928 GTS 5.4L 1992-95
Porsche 968 3.0L 1992-95
Porsche 944 2.5L 1982-88
Porsche 944 2.7L 1989
Porsche 944 Turbo 2.5L 1986-91
Porsche 944 S 2.5L 1987-88
Porsche 944 S2 3.0L 1989-91
Porsche 959 1987-88
Porsche 911 3.2L 1984-89
Porsche 911 (930) Turbo 3.3L 1984-89
Porsche 964 1989-94
Porsche 964 Turbo 3.3L 1991-92
Porsche 964 Turbo 3.6L 1993-94
Porsche 993 1994-98
Porsche 993 Turbo 3.6L 1995-98
Porsche 996 Carrera 1998-05
Porsche 996 Turbo 2001-05
Porsche 996 GT3 1999-05
Porsche 997 Carrera 2005-12
Porsche 986 Boxster 1997-04
Porsche 987-1 Boxster 2005-08
Porsche 987-1 Cayman 2006-08
Porsche 987-2 Boxster 2009-12
NOTE: These o-rings are sold individually.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99970724740
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

Fits:
Porsche 964 C2/C4/RS 1989-94
Click 'Zoom in' for large parts diagram.
Diagram ref no 27
Porsche Air Conditioning Pipes | Reliable Refrigerant Flow & Leak-Free Cooling Performance
Air conditioning pipes are vital to your Porsche’s climate control system, carrying refrigerant between the compressor, condenser, evaporator, and expansion valve. These precision-engineered lines ensure efficient cooling, optimal refrigerant pressure, and dependable A/C performance — keeping your cabin comfortable in all driving conditions.
At Design911, we supply high-quality air conditioning pipes and hose assemblies designed to meet or exceed original engineering standards. Manufactured from corrosion-resistant aluminium and reinforced rubber, each pipe ensures precise fitment, leak-free operation, and long-term reliability under high pressure and temperature variations.
Whether you’re repairing a refrigerant leak, restoring your A/C system, or replacing damaged lines, our Porsche air conditioning pipes deliver the durability and cooling efficiency you can rely on.
What Do Air Conditioning Pipes Do?
A/C pipes form the connecting network between key components in your Porsche’s air conditioning system. They enable efficient refrigerant circulation, pressure regulation, and heat exchange throughout the system.
Core Functions:
- Transport refrigerant between the compressor, condenser, and evaporator.
- Maintain correct refrigerant pressure for cooling efficiency.
- Withstand high pressures and temperature fluctuations.
- Prevent leaks and contamination within the A/C circuit.
- Ensure consistent climate control and cabin comfort.
Without properly functioning A/C pipes, the system cannot circulate refrigerant effectively — leading to poor cooling, pressure loss, or compressor failure.
Why Do Air Conditioning Pipes Fail or Leak?
Over time, air conditioning pipes are exposed to vibration, pressure cycles, and environmental elements that can cause wear or damage.
Common Causes of Failure Include:
- Corrosion or pitting from moisture and road salt.
- Rubber hose deterioration due to heat and age.
- Cracks or fractures caused by vibration or impact.
- Damaged O-rings or seals leading to refrigerant leaks.
- Blockages from debris or oil contamination.
When a pipe fails, symptoms may include warm air from the vents, visible oil or refrigerant residue, hissing sounds, or A/C warning lights — all indicating that replacement is needed.
Why Replace Your Porsche Air Conditioning Pipes?
Replacing damaged or leaking A/C pipes restores refrigerant pressure and prevents costly compressor or system damage. High-quality replacements ensure reliable operation and improved resistance to corrosion and vibration.
Key Benefits:
- Restores correct refrigerant circulation and pressure.
- Prevents leaks and loss of cooling efficiency.
- Protects the compressor and other A/C components.
- Corrosion- and heat-resistant construction for long service life.
- Compatible with Porsche 911, Cayman, Boxster, Panamera, Macan, and more models.
- Ideal for A/C system servicing, rebuilds, and full restorations.
It’s recommended to replace all associated O-rings and seals when fitting new A/C pipes to ensure a complete, leak-free installation.
Highlights
- Precision-engineered Porsche A/C pipes and refrigerant lines.
- High-strength aluminium and reinforced rubber construction.
- Designed for accurate fitment and long-lasting reliability.
- Prevents refrigerant leaks and pressure loss.
- Direct-fit replacements for all Porsche A/C systems.
- Essential for maintenance, servicing, or full climate system rebuilds.