aFe Magnum Force Stage-2Si Cold Air Intake System w/ Pro 5R Filter

Unique One-Piece High Quality Housing W/ Sight Window: A custom CAD designed roto-molded housing made from heat soak resistant material eliminates the use of multiple components and ensures the coolest air intake charge available. A large clear sight window allows for filter inspection without removal of the airbox. The roto-molded housing is made out of black cross-linked polyethylene. A urethane plug is also included if you wish to completely seal the auxiliary airbox. High Quality Tube: This system uses a high quality plastic CAD designed, dyno-tuned, roto-molded intake tube to achieve maximum power gains while maintaining a perfect fit. This tube has a built-in resonance chamber to catch un-wanted air intake noises. Large 5-Layer Performance Air Filter: This sealed intake system utilizes a pre-oiled, large 6" tall conical inverted top 360 degree radial Flow performance air filter with 5-layers of progressive finer mesh cotton media providing maximum airFlow and performance. Premium Hardware: Premium hardware and clamp are used to securely mount the high Flow air filter and the intake tube. This sealed intake system is designed with fewer parts for a quick and simple installation. 1056 CFM Rating at 7 in. H2O OutFlows Factory Intake By Up To 98 Percent High Quality 1-Pc. Sealed Housing CAD Designed Roto-Molded Intake Tube Built In Sight Window For Easy Inspection Of Filter Lightweight High Floss Vacuum Formed Cover Pro 5R Oiled Filter Unique Filter-to-Housing Interface Easy Installation No Cutting Or Drilling on Factory Parts

2008-2013 BMW M3 (Engine Designation: S65B40A & Liter: 4.0 & Cylinder: 8 & Block: V & Fuel: GAS & Mfr Body Code: E92 / Qualifier: CARB Executive Order D-550-38)