Throttle Body Flow Booster Horsepower for Chevrolet Camaro (1985-1997) 5.7LHigh Flow Throttle Body Air Foil for 1985 1997 Chevrolet Camaro Designed for F Body enthusiasts, this bolt on air foil minimizes intake turbulence at the throttle body to increase volumetric efficiency and throttle response. The Stock F Body Induction Weakness The factory twin port throttle body design on GM's TPI (Tuned Port Injection) and LT1 engines suffers from inherent aerodynamic inefficiencies. The blunt leading edge dividing the two throttle