GFBV D660-0048-BLK Dinan Free Flow Axle-Back Exhaust - 2014-2016 BMW M235i - Fits 2014-2016 BMW M235i, M235i xDrive

Stainless Steel - Black Tips - w/ M-Performance Rear Valance - F22Dinan engineers designed the F22 BMW M235i exhaust to improve exhaust flow by reducing back pressure, resulting in increased power output and a great sporty sound that is civilized when you want it to be, and pleasantly aggressive under hard acceleration. Dinan also incorporates a Helmholtz chamber design that reduces resonance or"drone" at low RPM.; The system is built to exacting specifications to ensure the perfect fit using the factory hangers. It is made from 100% 16 gauge 304 stainless steel and will resist corrosion for years to come. The design features twin 89mm polished, or ceramic black, exhaust tips for a tasteful, high-performance look.Features and Benefits: 100% 304 stainless steel construction; Enjoyably louder, sportier sound; Helmholtz chamber to reduce drone; More Power: + 6 HP @ 6600 RPM, + 5 LB-FT @ 6600 RPM; Twin 89mm (3.5") laser engraved, polished or ceramic black exhaust tips; Uses the factory brackets and hangers for a factory-like fitmentOnly compatible for vehicles equipped with the M-Performance rear valance.DIN ESK