aFe Power Momentum 52-74202 Chevrolet Corvette Performance Intake System Outflows the factory intake by up to 25%. Produces an additional 46 horsepower and 39 lbs. x ft. torque max gains Includes both 3-Layer non-oiled, washable synthetic media, and 5-Layer progressively finer oiled, washable cotton gauze media filters One-piece sealed housing features our patent pending filter-to-housing interface and large clear sight window CAD designed, dyno-tuned, roto-molded intake tube with one billet aluminum fitting for a perfect connection with the factory vacuum line This product is not CARB exempt at this time and is not legal for sale in California or use on vehicles registered with the California Department of Motor Vehicles.