Get a 3-5 horsepower boost without sacrificing the originality of your C4 Corvette. Our high performance Corvette Air Cleaner Lids are constructed to correctly fit your C4 and modified for maximum air intake. Teamed with an OEM air filter or aftermarket K&N unit, this combination is what your engine is starving for without taking a big bite out of your wallet! Keep your factory lid for future restoration.
Tech Notes: 603-994 & 630-996 are made from a heavy duty black polymer | 
