With a 5 minute, no modification installation, the Throttle Body Flow Booster (Air Foil) reduces power-robbing turbulence at the throttle body, allowing increase in horsepower and torque gains over stock setup. Add up to 11 horsepower. Improve throttle response. Boost intake flow by 30 CFM. Your unit will include instructions with pictures. You will reuse your tuned port injection plate cover gasket. Will fit all stock C4 85 through 96 Corvettes with the LT1 or LT4 engine. Will not fit the ZR1 LT5 engine In Stock and Ready to Ship. All paid orders made before 1 PM EST will ship that day (Monday through Friday). Additional Details ------------------------------ Is autographed: false Is memorabilia: false Package quantity: 1