aFe MagnumFLOW Replacement Air Filter PDS A/F (5-1/2)F x (7x10)B x (7)T (Inv) x 8in H PORSCHE_981 The opening and closing of

The opening and closing of fuel injectors creates pressure pulses in the fuel rail that can lead to unstable fuel pressure

Nickel-plated brass provides corrosion resistance

Pull-type operation - valve is pulled open by pressure differential rather than pushed

The Ohlins method is to leave the spring seat in its perfect position

a common problem on TSI engines

aFe MagnumFLOW Replacement Air Filter PDS A/F (5-1/2)F x (7x10)B x (7)T (Inv) x 8in H PORSCHE_981 The opening and closing ofWith three layers of progressively finer mesh synthetic media between 100% polyurethane top and base, this high flow, "oil free" conical performance filter provides maximum convenience and easy maintenance with excellent airflow. Washable and reusable for multiple cleanings, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Pliable polyurethane flange with integrated bumps insures