038 117 070 A : Oil/water heat exchanger O-ring 59x5 mm for Audi A3 (8L)

This 59 x 5 mm O-ring ensures the sealing of the oil/water heat exchanger on the Audi A3 (8L). As part of restoring or servicing a classic vehicle, replacing this O-ring is an essential step to prevent any leakage between the water and oil circuits, which could cause engine damage. Its installation is recommended as soon as seeping appears or when the heat exchanger is removed. This new part guarantees a rebuild that meets the highest standards to preserve engine reliability and longevity.