aFe Power - aFe 49-36311-C Mach Force XP Cat-Back Exhaust System for Compatible with/Replacement for BMW M3

This system is constructed of 2.50 Inch diameter, mandrel bent, TIG-welded, 304 Stainless Steel, brushed finish tubing and uses all factory mounting locations for an approximate 1 Hour install time. In recent testing, this exhaust system produced 12 Horsepower and 11 Pounds x Feet of Torque. This race inspired system is 15 Pounds lighter than the factory exhaust system and utilizes race tested and proven 3 Inch carbon fiber quad tips to withstand extreme Temperatures and weather conditions.