The aFe MACHForce XP cat-back for 2007–2013 BMW M3 (E90/E92/E93) with the 4.0L S65 V8 is a mandrel-bent stainless system engineered to free flow exhaust, produce a fuller note, and help recover power. It uses factory hangers for direct-fit installation, features carbon-fiber quad tips and a hand-brushed finish, and the development process focuses on reducing drone while improving throttle response.
aFe MACH Force XP Exhaust Cat-Back 2.5in Dia Carbon Fiber Tips SS-304 07-13 BMW M3 (E92/93) V8 4.0L