BBK 1557 Cold Air Intake System - Power Plus Series Performance Kit For Ford Mustang 5.0L - Fenderwell Style -  Chrome Finish Fits All 86-93 Ford Mustang 5.0 - 50 State SMOG Legal CARB EO Number - D-245-14 Direct Replacement Bolt On In 30 Mins Or Less - No Modifications Or Tune Required Improved Horsepower, Torque, Throttle Response And Acceleration - High Flow Cotton Element Washable Filter And High Flow Inlet Tube Maximize Airflow And Performance Great Looking Polished Chrome Finish - Kits Include All Required Hardware And Simple Installation Instructions BBK Performance Is Your Number One Brand And Leader In AfterMarket Performance Parts - Designed And Manufactured In The USA