1. Increase throttle response and decreases turbo 2. Lightweight High 6061 Aluminum Piping3. Throttle body matched 3inch piping4. Retains style o-ring throttle body lock flange5. Precision machined throttle body flange ensures leak free connection to throttle bodyQuick and easy connection and disconnection to throttle bodyperfect connection compared to the silicone hose and hose clamp connection found in all other aftermarket diverted valve upgrade pipes available in the marketplace.Diverter Valve Charge Pipe features beaded ends and T- to prevent cooler piping from coming off from boost.Type III Hard Black (for stealth and Part Number look)Hard helps durability of intercooler pipingResists bent or dented piping.Compatible with the electronic diverter valve .New charge pipe kit for for N55 motors.Precision Machined Sensor Flange ensures boost leak free connection1/8inch Bungs (for methanol or nitrious injectors or temp sensor Includes all hardware for complete installation.Only Suitable for LHD & RHD (USA, , Canada, Taiwan, Uk , Australia etc).Installation:Required basic knowledge to installation replace with charge pipe. Video available now - how to install charge pipe available.Compatible:for 2011-up N55 F10 F12 F13 535i 640i.colour: blackMaterial: metalPackage Contents:1 set x booster tube kitOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.