AFE: ProHDuty Pro GUARD7 Air Filter 11-3/8OD x 6-21/32ID x 23-23/32H in silencer These rate increases and adjustability

These rate increases and adjustability allow you to fine-tune the handling characteristics of your F-body so you can drive harder through corners with minimal body roll

the cat-back exhaust system resulted in gains up to +7 horsepower and +7 lbs

This system incorporates a magnetic drain plug to capture loose particles for maximum rear-end protection

This filter features a five layer

2008-2012 BMW M3 4

AFE: ProHDuty Pro GUARD7 Air Filter 11-3/8OD x 6-21/32ID x 23-23/32H in silencer These rate increases and adjustabilityWith five layers of progressive cotton gauze and two layers of synthetic dry media between 100% polyurethane top and base, the aFe Pro Guard 7 heavy duty "oiled" conical performance filter provides excellent airflow for maximum horsepower and torque for RV motor homes with pusher diesel motors. Washable and reusable for multiple cleanings. The tall, open, evenly spaced pleats provide excellent dust holding capacity for longer service cycle between