Pushing for higher output with a Stage 1 or Stage 2 tune generates a massive amount of excess heat from the twin-turbo EA839 block. If the factory thermal management system gets overwhelmed, heat soak will cause the ECU to pull timing and drastically reduce your power.

Intercoolers & Radiators: Drastically lower your Intake Air Temperatures (IATs) with a high-capacity performance intercoolers upgrade. Pair it with an uprated radiator to ensure that your RS4/RS5 temperatures remain optimum. Our performance categories are consistently updated with new products upon release. Check them out here.