DINAN FREE FLOW AXLE-BACK EXHAUST - BMW 2007-2013 BMW 335I/335IS/335XI Mobile app (iOS and Android)

Mobile app (iOS and Android) and Web (http://www

available separately (Amazon $20)

** ACN91 maps are for vehicles that fill up with 91 octane that in some places around the Globe can be of questionable quality and not up to 91 (95 RON) standards

5" laser engraved

Speed Limiter - Go as fast as you want with the speed limiter out of the way

DINAN FREE FLOW AXLE-BACK EXHAUST - BMW 2007-2013 BMW 335I/335IS/335XI Mobile app (iOS and Android)Dinan's free flow Axle Back exhaust for the 335i 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. The