MST Cold Air Intake For B9 Audi A4 1.4T & S4, S5, RS4, RS5 3.0T ls500 12mm+ is the smallest thickness

12mm+ is the smallest thickness spacer this vehicle may use in the rear

The JB4 is compatible with both C63 and C63S models and is not VIN locked so it can be moved to your next vehicle or resold

BMW X3 (G01)

this high pressure fuel pump is fully compatible with E85 and other fuels

MST Cold Air Intake For B9 Audi A4 1.4T & S4, S5, RS4, RS5 3.0T ls500 12mm+ is the smallest thicknessUnlock more performance from your Audi with the MST Cold Air Intake System, designed for the B9 generation A4, S4, S5, RS4, and RS5. Engineered to optimize airflow, this intake allows your engine to breathe more efficiently, improving horsepower, torque, and throttle response while reducing turbo lag. With a sleek black finish and aggressive induction sound, its the perfect combination of style, durability, and performance. Features Delivers cold air