Dinan D760-5400 Intake Manifold for BMW M62 EngineThe replacement intake manifolds feature larger diameter ''runners'' for improved engine efficiency at higher engine speeds (rpm) resulting in increased horsepower and torque. The result is faster overall acceleration, with the car feeling noticeably more willing right up to the rev limiter. Features Filter Color: N A Filter End 2 Outside Diameter (in): N A Hose Length (in): N A CARB EO#: D 176 32 Air Filter Large End Diameter (in): N A Air Filter