Fit For BMW F20 125i 128i. Fit For BMW F3X 320i 328i 420i 428i. Doesn’t fit xdrive. 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. 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. 3× Hard Black Anodized Aluminum Pipe. 3× Silver Anodized Aluminum Joint adapter. 4× Hump Silicone Hose. 8× Stainless Steel T-Clamp. Note: Please double check your Size and OEM no before you order this kit. For any inquiries or special requests such as larger amount ordering please write to us. No installation Tool & No instruction is Included, Professional Installation is Recommended. All items are Brand New unless stated otherwise on the listing. We sell DIY (Do It Yourself) Items with a few exceptions. Responsibility in teaching you how to install. Professional installation is strongly recommended. Your Full and Correct Address, Postcode(Make sure address is correct and we sent the goods only by the eaby address). Our logistics department cannot deliver your orders during weekends / holidays / office closed hours or at special timing. Import Duty & Other Charges. It will surely help us in better serviceability and would also assist us in improving our business standards. We assure you of resolving it in the best possible way. China Beijing time (GMT+8.0). Monday to Friday only(excluding Holidays).