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Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance Exhausts, air filters & cold air intake systems for the automotive industry.
In recent testing this system produced 12 horsepower and 17 lbs. x ft. of torque.
Produces 11hp and 13lbs. x ft. of torque for your BMW 335i N55
Produces a max gain of +11 horsepower and +17 ft. lbs. of torque
The Mach Force XP cat-back exhaust system produces 11 horsepower and 10lbs. x ft. of torque for your BMW 335i.
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