
aFe - MACH Force-Xp 2-1/2in 304 SS Cat-Back Exhaust w/Polished Tips 05-08 BMW Z4 M Coupe (E86) L6 3.2L
aFe - MACH Force-Xp 2-1/2in 304 SS Cat-Back Exhaust w/Polished Tips 05-08 BMW Z4 M Coupe (E86) L6 3.2L Performance Gains: In testing, the cat-back exhaust system resulted in gains up to +7 horsepower and +15 lbs. x ft. of torque, as measured on our in-house dyno. Quad 3" Diameter Polished Stainless Steel Tips: Quad, rear exit, 3" diameter, angle cut stainless steel exhaust tips with an aFe - POWER logo laser-etched on the top for a custom look. High-Flow Performance Muffler: Incorporating less-restricting dual, high-flow, 304 stainless steel mufflers into the exhaust system to eliminate exhaust drone, maintaining a smooth, unique sound. 2-1/2" 304 Stainless Steel Tubing: Less restrictive than stock exhaust allows maximum flow and low turbulence; increasing torque, horsepower and improved throttle response. Perfect Fit: