Description Reviews Looking to add a little more performance and sound to your Clubman S? This Magnaflow exhaust produces a smooth deep tone without becoming overbearing. The exhaust is mandrel-bent, built from 100% stainless steel, and has polished mufflers and exhaust tips. This system is pretty easy to install. It consists of several slip joints for easy assembly and adjustment. It clamps right behind the catalytic converter making it 50 state legal. Kit contains everything needed to assemble the exhaust. Can be installed within a few hours with basic hand tools. Tubing O.D. Size: 2.5in.System Type: Cat-BackTIP O.D. Size: 4in.TIP Quantity: 2Single/Dual: DualExit Position: DUAL SPLIT REAR EXIT Features and Benefits: Lifetime Warranty, Dyno Tested And Proven To Make Power, Performance Gains In Horsepower And Torque, Great Sound -Has A Smooth; Deep Tone, Easy To Install, Mandrel-Bent. All Welded. Built To Last.