aFe Mach Force XP Cat Back Exhaust (Black Tips or Polished Tips) 49-36328, 2011-2013 BMW 335i N55 (E90 / E92)

Features: Constructed from 100% TIG-welded, 3" into 2-1/2" mandrel bent 304 stainless steel tubing Incorporates a 3into 2-1/2 dual exit mitered split Utilizes dual high flow transverse mufflers for an aggressive sound Includes dual 3-1/2" diameter, black, stainless steel tips with laser-etched aFe power logos Uses all factory hanger locations for a hassle free installation Test results In testing, the cat back exhaust produced a max gain of +11 horsepower and +17 ft. lbs. of torque verified by our in house dyno* (tested on 2011 BMW 335i N55) aFe power introduces the MACH Force-XP cat-back exhaust system for the 2011-2013 BMW 335i (E90/92) with the L6-3.0L (t) N55 . This system is constructed from 100% TIG-welded, mandrel bent, 304 stainless steel 3" into dual 2-1/2" tubing and incorporates a mitered merge for optimum flow. The smooth transition bends allow for low turbulence, increasing horsepower, torque and improved throttle response. In testing, the cat-back exhaust system