AFE: Magnum FLOW Pro 5R Air Filter 4 F x 8 B x 7 T (Inv) x 8 H in pfadt c7 coilovers The advantages include better brake

The advantages include better brake pedal feedback and a firmer pedal

NOTE:  GM Air Intake Box sold in another listing with the tube as well:

-Hole number 1 provides just over 100% increase in rate over the factory FE4 bar

Core Thickness:

AFE: Magnum FLOW Pro 5R Air Filter 4 F x 8 B x 7 T (Inv) x 8 H in pfadt c7 coilovers The advantages include better brakeWith five layers of progressively finer mesh cotton gauze media between 100% polyurethane top and base, this high flow "oiled" conical performance filter provides excellent airflow for maximum horsepower and torque. 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 tight, no leak