This 4' long hood seal protects your C5 and keeps the engine cleaner. This Auxiliary Hood Seal keeps water, dirt and debris out without increasing engine temperature. Made of Virgin Rubber, it is resistant to chemicals, sunlight and ozone which gives it a longer lasting service life. Expertly crafted to assure the best protection for your C5. Expertly crafted to assure the best protection for your C5. Keeps water out of your aftermarket air filter when raining or washing