Throttle Body 66mm 124"-05Caracteristicas: Requires throttle body specific Stealth air cleaners (available separately) for 58mm and 66mm bodies Sealed, stainless steel throttle shaft with dual roller bearings for smooth operation and no air leaks One piece throttle body manifold design for easy installation and stock appearance Compatible with stock sensors, fuel rail and throttle cables Throttle bodies include hardened steel flanges and seals Black powder coat finish matches