The aFe MACH Force-Xp cat-back exhaust system exceeds your quality and performance expectations. Mandrel bent 304 stainless steel tubing and high flow transverse muffler offers maximum exhaust flow and incorporates a factory style exhaust valve to control the exhaust note. The valve utilizes the factory valve motor and factory performance modes. When closed, it directs the exhaust through the high flow muffler for a smooth, tuned exhaust note. When opened, the exhaust is allowed to bypass the muffler and unleash sound and performance. Large diameter stainless steel exhaust tips come with a laser-etched aFe POWER logo for a stylish finish.. MACH Force-Xp 304 Stainless Steel Cat-Back Exhaust System w/Polished Tips BMW 335i (F30) 12-15 / 435i (F32/F33) 14-16 L6-3.0L (t) N55. aFe MACH Force-Xp 3in 304 SS Cat-Back Exhaust w/Polished Tips 12-15 BMW 335i (F30) L6 3.0L (t) N55. MACH Force-Xp 304 Stainless Steel Cat-Back Exhaust System w/Polished Tips. Muffler Improves Sound/Performance Gains. MACH Force-Xp Cat-Back Exhaust System. Corrosion Resistance/Durability. Factory Style Exhaust Valve. Breath Taking Appearance. Hassle Free Installation. TIG Welded For Strength. Cat-Back Exhaust

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