Dinan Free Flow Axle-Back Exhaust - 2008-2013 BMW 135i/135is - D660-0025-BLK power-steering-line 1/8" NPT Male - 1/8"

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Dinan Free Flow Axle-Back Exhaust - 2008-2013 BMW 135i/135is - D660-0025-BLK power-steering-line 1/8" NPT Male - 1/8"Overview: Dinan's free flow Axle Back exhaust for the 135i Coupe and Convertible improves 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 harder acceleration. 100% stainless steel construction and exacting specifications ensure that the system fits correctly using the factory hangers and will resist corrosion for years to come.