HomeBelts and Cooling > Hoses and PipesDorman 902-423 Engine Coolant Pipe
Part #: 902-423

Dorman 902-423 Engine Coolant Pipe

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32 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Audi and Volkswagen, TT Quattro, A3, A3 Quattro, Eos, R32, Golf, Jetta, and EuroVan
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Reliable Engine Coolant Pipe for Audi and Volkswagen Vehicles

The Dorman 902-423 engine coolant pipe is designed to provide a durable and efficient coolant flow solution for select Audi and Volkswagen models. Constructed from high-quality plastic, this coolant pipe ensures consistent performance under normal operating conditions.

  • Material: Durable black plastic construction
  • Length: 14.125 inches for precise fitment
  • Inside Diameter: 1.2 inches on both ends for uniform coolant flow
  • Outside Diameter: 1.56 inches on both hose ends
  • Maximum Working Pressure: Rated for up to 50 psi
  • Includes coolant tube and O-rings for secure installation
  • No heat shield or protective sleeve required

Detailed Product Description

The Dorman 902-423 engine coolant pipe is engineered to meet the specifications required for proper coolant circulation in various Audi and Volkswagen models, including the A3, A3 Quattro, Eos, EuroVan, Golf, Jetta, R32, and TT Quattro. Its plastic construction offers resistance to corrosion and heat, while the 14.125-inch length and consistent 1.2-inch inside diameter on both ends ensure a reliable seal and fit. The pipe is designed to handle a maximum working pressure of 50 psi, suitable for standard engine cooling systems without the need for additional heat shields or protective sleeves. Included O-rings help maintain a leak-free connection during installation.

Compatible Vehicles and Common Applications

  • Replacement for engine coolant pipe issues in Audi A3 and A3 Quattro models
  • Suitable for Volkswagen Golf, Jetta, and R32 coolant system repairs
  • Compatible with Volkswagen Eos, EuroVan, and TT Quattro coolant lines
  • Addresses coolant leaks, cracks, or pipe deterioration
  • Helps maintain proper engine temperature regulation

Installation Notes and Tips

When installing the Dorman 902-423 engine coolant pipe, ensure the engine is cool to prevent injury. Use the included O-rings to secure a tight seal and prevent leaks. No additional heat shield or protective sleeve is necessary, simplifying the installation process. Verify that the pipe length and diameter match the original part to ensure proper fitment. It is recommended to inspect surrounding hoses and clamps during installation for any signs of wear.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for your Audi or Volkswagen vehicle. The 902-423 engine coolant pipe undergoes rigorous quality checks to ensure durability and fitment accuracy. Please refer to Dorman's warranty policy for specific coverage details.

BrandDorman
Part Number902-423
ColorBlack
Coolant Hose Heat Shield IncludedNo Heat Shield Required
Coolant Hose Protective Sleeve IncludedNo Protective Sleeve Required
Coolant Hose TypeSingle I.D. (Inside Diameter)
End 1 Inside Diameter1.2
End 2 Inside Diameter1.2
Hose End (1) Outside Diameter (In)1.56 in
Hose End (2) Outside Diameter (In)1.56 in
Length14.125
MaterialPlastic
Maximum Working Pressure (psi)50 PSI
Package ContentsCoolant Tube; O-rings

This part fits 32 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010AudiTT QuattroN/AV6 195CID 3.2L (3189cc)
2009AudiA3N/AL6 195CID 3.2L (3192cc)
2009AudiA3 Quattro3.2LV6N/A
2009AudiTT Quattro3.2LV6N/A
2008AudiA3N/AL6 195CID 3.2L (3192cc)
2008AudiA3 Quattro3.2LV6N/A
2008AudiTT Quattro3.2LV6N/A
2008VolkswagenEos3.2LV6N/A
2008VolkswagenR323.2LV6N/A
2007AudiA3N/AL6 195CID 3.2L (3192cc)
2007AudiA3 Quattro3.2LV6N/A
2007AudiTT Quattro3.2LV6N/A
2007VolkswagenEos3.2LV6N/A
2006AudiA3N/AL6 195CID 3.2L (3192cc)
2006AudiA3 Quattro3.2LV6N/A
2006AudiTT Quattro3.2LV6N/A
2005AudiA3 Quattro3.2LV6N/A
2005AudiTT Quattro3.2LV6N/A
2005VolkswagenGolf2.8LV6N/A
2004AudiTT Quattro3.2LV6N/A
2004VolkswagenGolf2.8LV6N/A
2004VolkswagenJetta2.8LV6N/A
2004VolkswagenR323.2LV6N/A
2003VolkswagenEuroVan2.8LV6N/A
2003VolkswagenGolf2.8LV6N/A
2003VolkswagenJetta2.8LV6N/A
2002VolkswagenEuroVan2.8LV6N/A
2002VolkswagenGolf2.8LV6N/A
2002VolkswagenJetta2.8LV6N/A
2001VolkswagenEuroVan2.8LV6N/A
2000VolkswagenEuroVan2.8LV6N/A
1999VolkswagenEuroVan2.8LV6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

022121050CH2423

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.