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Porsche > Macan (95B) MK3 2022>> > 95B.3 Macan S Petrol 2.9L V6 380Bhp 2022>> > Gearbox / Transmission > Transmission Cooling >

Pipes

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PDK Gearbox Oil Pressure Line For Gearbox Oil Cooling. Porsche 95B.2 Macan 2019>> - 95B317825C
3
PDK Gearbox Oil Pressure Line For Gearbox Oil Cooling. Porsche 95B.2 Macan 2019>>
Special Order item
95B317825C
Product Information
Product Information
PDK Gearbox Oil Pressure Line For Gearbox Oil Cooling.
O-Ring Included.

Fits:
Porsche 95B Macan MKII / MKIII 2.9L V6 Petrol 2019>>
Porsche 95B Macan MKII 3.0L V6 Petrol 2019>>2021
Cars With Option Codes:
GP1 - Vehicles With Special Upgrade Measures
GP2 - Vehicles With Special Upgrade Measures

Diagram Ref No 3, (Diagram Ref No 4 Included)

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

95B317825C
95B317825C

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About Pipes

Porsche Transmission Coolant Pipes - Essential Gearbox Cooling Flow Components

Porsche transmission coolant pipes carry coolant between the gearbox, coolant control valves, and transmission oil coolers, ensuring consistent temperature regulation under all driving conditions. By maintaining correct coolant flow, these pipes protect transmission oil, seals, and internal components from overheating and premature wear.

Available from Design911, transmission coolant pipes are supplied to OEM specifications, making them suitable for maintenance, repairs, and complete cooling system refurbishments.

What Do Porsche Transmission Coolant Pipes Do?

Transmission coolant pipes form the physical flow network of the gearbox cooling system.

Core Functions:

  • Transport coolant to and from the transmission oil cooler
  • Maintain stable gearbox operating temperatures
  • Support efficient transmission oil cooling
  • Prevent thermal stress on internal gearbox components
  • Enable correct operation of coolant control and change over valves

Healthy coolant pipes are essential for reliable transmission thermal management.

Why Do Transmission Coolant Pipes Fail?

Transmission coolant pipes are exposed to heat, pressure, vibration, and environmental conditions.

Common Causes of Failure:

  • Corrosion in metal pipes from age or coolant degradation
  • Cracking or hardening of plastic and rubber sections
  • Heat cycling causing material fatigue
  • Leaks at pipe joints or O-ring connections
  • Physical damage from road debris or incorrect installation

Failure can result in coolant loss, overheating, and transmission damage.

When Should Transmission Coolant Pipes Be Replaced?

Porsche transmission coolant pipes should be inspected and replaced when signs of deterioration appear.

Replacement Indicators:

  • Visible coolant leaks or staining
  • Cracked, swollen, or brittle pipe sections
  • Repeated low coolant warnings
  • Overheating or inconsistent transmission temperatures
  • During transmission or cooling system servicing

Preventative replacement helps avoid sudden coolant loss and expensive gearbox repairs.

Highlights

  • Essential Porsche gearbox cooling system components
  • Maintains reliable coolant flow and temperature control
  • OEM-spec fitment and durability
  • Suitable for road, fast-road, and performance applications
  • Helps prevent overheating and premature gearbox wear       

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