4G0317021AF Automatic Transmission Oil Cooler For Audi

This is a Audi/VW Transmission Oil Cooler, a compact aluminum heat exchanger designed to regulate the temperature of the automatic gearbox fluid. By using engine coolant to dissipate excess heat, it prevents the transmission from overheating, ensuring smooth gear shifts and extending the service life of the transmission components.

Vehicle Compatibility:

• Audi S6 / S7: Most common fitment for the 4.0L V8 twin-turbo models.
• Audi A6 / A7 Quattro: Fits various 3.0L TDI and 3.0T gasoline engines.
• Audi A6 Allroad: 2013–2018 models.
• Volkswagen Phideon: Select years for this luxury sedan