Borla's True-Dual catback exhaust system for the 07-up BMW 335 features t-304 stainless steel piping, mandrel bends, and all the necessary hardware and hangers for a perfect fit. The Borla twin-exit muffler will give your 335 a throaty tone to show that you mean business, while the true-dual design will give you the highest possible flow. The twin polished Borla tips finish the system off. All Borla systems are backed by a million mile warranty, guaranteeing that this is the only exhaust system you will ever have to buy for your BMW.