aFe
aFe MACHForce XP Exhaust 304SS Cat-Back w/ Carbon Fiber Tips 12-13 BMW M5 (F10) V8 4.4L (tt)
aFe introduces the MACH Force XP exhaust system for the BMW M5 F10 twin-turbo. In recent testing this system produced 18 horsepower and 30 lbs. x ft. of torque. This unique exhaust system is...