Intercooler Intake Turbo Charge Pipe Kit for BMW 3-Series G20 G21 G22 320i 325i 330i B48 2019+; 4-Series G22 G23 420i 425i 430i B48 2021+; G28 Z4 B48 2020+. For BMW 3-Series G20 G21/G22 320i 325i 330i B48 2019+. For BMW 4-Series G22 G23 420i 425i 430i B48 2021+. For BMW G28 Z4 B48 2020+. Intercooler Pipe Kit turbocharged models is great way to improve throttle response, reduce turbo lag and maximize power potential. The increased piping size helps to reduce turbulence and maximize flow into the engine. Doesn’t come with installation instructions. We recommend professional installation Only. 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).