Upgrade from your stock intercooler to the MAD Race intercooler for maximum performance and reliability! The stock BMW intercooler is small, inefficient, and cannot keep up with the high boost that your tuned car targets. MAD BMW  race intercooler will keep the intake air temperature in check, allowing your BMW to perform at its best at all times.    The MAD F chassis BMW intercooler uses a high fin density core for maximum cooling. It also features a stepped core design to maximize the cooling area. Weighing 36lbs only with dimensions of 21"x11"x7", It provides the perfect cooling solution for Fully bolt on cars with stock or aftermarket turbo. This intercooler is compatible with stock and aftermarket charge pipes. Features: Upgraded piping for maximum airflow High-quality stepped core Lifetime warranty on defects and fitment 90 day return period All orders ship in 1-2 business days Spot on fitment Fits rear-wheel-drive & X-drive models Fitment: M135 228 M235 M2 - Reinforcement brace trimming required  F chassis 328 F chassis 335 428 435