Elring 915.432 Engine Coolant Pipe Seal

Engine Coolant Pipe Seal for Audi and Volkswagen

Elring 915.432 is an engine coolant pipe seal built as a precision O-ring for sealing coolant passages and pipe connections. With a 23 mm inner diameter, 28 mm outer diameter, and 2.5 mm thickness, it supports a tight, reliable seal where exact dimensions matter.

Compatible with select Audi S6, Audi Q7, Audi S8, Volkswagen Touareg, and Volkswagen EuroVan applications, this seal is a direct-fit service part for cooling system maintenance. Elring 915.432 is also referenced by OE and aftermarket numbers used for the same application.

Key Features

• Elring 915.432 engine coolant pipe seal
• O-ring shape for coolant pipe and sealing system service
• 23 mm inner diameter, 28 mm outer diameter, 2.5 mm thickness
• Supports leak-resistant sealing at coolant connections
• Fits select Audi and Volkswagen models
• This part cross-references 9 186 705 and N 904 650 01 for the same application

Detailed Description

Elring 915.432 is a sealing O-ring used in engine coolant pipe applications where maintaining system pressure and preventing fluid loss are critical. The specified dimensions help ensure proper seating in the groove or joint, which is important for consistent sealing performance during routine cooling system repair. This part number is commonly searched for Audi S6, Audi Q7, Audi S8, Volkswagen Touareg, and Volkswagen EuroVan coolant pipe seal replacement needs.

For buyers comparing OE-style sealing components, Elring 915.432 provides the dimensional accuracy expected in engine cooling service. It is a practical choice when replacing a worn, flattened, or leaking coolant pipe seal on vehicles that require the listed fitments.

What It Helps Fix

• Coolant seepage at a pipe-to-housing connection
• Loss of cooling system pressure
• Visible coolant residue around sealing joints
• Seal hardening, cracking, or flattening from heat cycling
• Repeat leaks after cooling system service

Installation Notes and Tips

Inspect the sealing groove, pipe end, and mating surfaces before installation. Clean away old coolant residue and debris, then verify the O-ring seats evenly without twisting. Use the correct coolant specification and follow the vehicle service procedure for the cooling system. For fitment verification, match the application to the vehicle VIN where noted, especially on Audi Q7 and Volkswagen Touareg listings.

• Fits 2007-2011 Audi S6, N/A
• Fits 2007-2009 Audi Q7, N/A, to VIN 4L-9-029 260
• Fits 2007-2009 Audi S8, N/A
• Fits 2007-2009 Volkswagen Touareg, N/A, to VIN 7L-9-030 000*
• Fits 1995-1996 Volkswagen EuroVan, N/A

Quality Assurance

Elring is known for sealing-system components used in engine service applications, and this coolant pipe seal is built to match the dimensional requirements of the listed vehicles. Verify part number 915.432 against the original seal and vehicle VIN before installation.