aFe Magnum FORCE Intake Rplcmnt Air Filter 7-1/8 IN F x (8-3/4 x 8-3/4) IN B x 7 IN T x 6-3/4 IN H - 72-91068 fits_2003-2008`Audi`S4 This system incorporates magnetic drain

This system incorporates magnetic drain and deep reach fill plugs to capture loose particles for maximum protection

In Cabin On The Fly Power Adjustment

This system produced gains of up to +14 HP and +17 lbs

Get your hands on the AutoTecknic Dry Carbon Brake Cooling Duct Set today and experience the difference in performance

The result is an ultra-lightweight ultra-durable shell finished in a high-gloss UV-resistant coating that resists yellowing and wear while perfectly echoing your vehicle’s motorsport-inspired character

aFe Magnum FORCE Intake Rplcmnt Air Filter 7-1/8 IN F x (8-3/4 x 8-3/4) IN B x 7 IN T x 6-3/4 IN H - 72-91068 fits_2003-2008`Audi`S4 This system incorporates magnetic drainWith seven layers of progressively finer mesh cotton gauze synthetic media between 100 percent polyurethane top and base, this high flow "oiled" conical performance filter provide maximum protection with highest cumulative filtration efficiency for severe duty environments. Washable and reusable for multiple cleanings, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Integrated