Cold Air intake for BMW E90 E92 E93 M3 (2007-2013) 4.0L EngineCarbon Fiber Performance Intake System for 20072013 BMW M3 S65 High Velocity Induction This performance intake system is engineered to maximize the BMW M3s induction volume. By replacing the restrictive factory airbox components with a high flow carbon fiber mid pipe, this kit allows the high revving S65 V8 engine to draw in a larger volume of oxygen rich air with significantly less effort. The result is a more energetic combustion cycle, providing