Twin Turbo Intercooler Kit For BMW N54 Engine 3.0L 1-Series 135 135i E82/E883-Series 335 335i/335xi E90/E92/E93. A reduction in temps of up to a peak of 20 degrees Fahrenheit from 102 to 82 at 6600 RPM! This updated intercooler has been designed for the BMW 335 equipped with the N54 (twin turbo) 6 cylinder engine. Our criteria was to achieve maximum efficiency whilst retaining a simple fitment. With our testing results indicating increased cooling of up to 30 degrees centigrade and the ability to install this on your driveway at home in under one hour, we have just what we wanted. After considerable trials with different intercoolers cores, we found that the most efficient for these models, was a core of bar and plate design, and along with an overall increase in dimensions we have been able to improve the cooling ability and reduce the pressure loss across when compared to factory intercooler. In the construction we use CNC machined bayonet couplers which allow an easy plug and play install. 2x polyester reinforced High temperature silicone hose. Max horsepower capacity: 300-450HP+. Inlet / outlet size: 2.5. Professional Installer is Highly Recommended (No Instruction Included). 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).