aFe Magnum FLOW Round Racing Air Filter w/ Pro 5R Media (18-10905) 1758 M3 E46 Sport Catalytic Converters

M3 E46 Sport Catalytic Converters

Sound absorption muffler

this will not ship via UPS or FedEx

we designed them to have a rounded outer profile rather than the traditional rectangular shape which has sharp 90 degree corners

Requires upgrading to a Genuine 997 GT3 82mm Throttle body

aFe Magnum FLOW Round Racing Air Filter w/ Pro 5R Media (18-10905) 1758 M3 E46 Sport Catalytic ConvertersMagnum Flow Racing Pro 5R Round Blue Air Filter (18 10905) by aFe. Constructed with 100% polyurethane on top and bottom, this high flow, oiled OE replacement performance filter will outflow stock paper filter for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide