aFe Magnum FLOW Pro 5R Replacement Air Filter F-4.5 / (9 x 7.5) B / (6.75 x 5.5) T (Inv) / 9in. H blow off valves Due to poor design

Due to poor design

The FX200 System uses a heavy-duty Pressure Plate and a Steel Backed Kevlar disc

ISR Performance EP (Straight Pipes) Dual Tip Exhaust 4in - 89-94 (S13) Nissan 240sx

The stopper style is simply what it says

This happens inside of the car

aFe Magnum FLOW Pro 5R Replacement Air Filter F-4.5 / (9 x 7.5) B / (6.75 x 5.5) T (Inv) / 9in. H blow off valves Due to poor designWith five layers of progressively finer mesh cotton gauze media and two layers of synthetic media and a 100% polyurethane top and base, this high flow "oiled" inverted 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 cycles between cleanings. The pliable polyurethane