ApplicationCompatible for BMW 2011-2012 135i DCT/MT compatible for BMW 2013 135is DCT/MT compatible for BMW 2011 335i AT/MT compatible for BMW 2011 335i xDrive AT/MT compatible for BMW 2012 335i Convertible AT/MT compatible for BMW 2012 335i Coupe AT/MT compatible for BMW 2012 335i xDrive Convertible AT/MT compatible for BMW 2012 335i xDrive Coupe AT/MTPackage including1x compatible for BMW N55 Charge Pipe compatible for BMW N55 135i 335i xDriveFunction- Increase throttle response and decreases turbo lag. - Lightweight High Grade 6061 Aluminum Piping. - Retains factory style o-ring throttle body lock flange.Precision CNC machined throttle body flange ensures leak free connection to throttle body.Quick and easy connection and disconnection to throttle body.Ideal connection compared to the silicone hose and hose clamp connection found in all other aftermarket diverter valve upgrade pipes available in the marketplace. - Precision CNC machined MAP sensor flange ensures leak free connection. - Diverter Valve Charge Pipe features beaded ends and T-bolt clamps to prevent intercooler piping from coming off from boost. - Optional Type III Hard Black Anodizing (for stealth and OEM look).Hard anodizing helps improve durability of intercooler piping.Resists bent or dented piping. - Compatible with the factory electronic diverter valve. - Includes all hardware for complete installation.