New 102mm Throttle Body For LS1 LS2 LS3 LS6 LSX Aluminum Throttle Body 102mm Silver Throttle body Black CNC Machined From AL6061-T6 Billet Aluminum With An Anodized FinishDirect Bolt-On Item; No Modifications RequiredIncreases In Airflow Characteristics Resulting In Horsepower And Torque GainsDimensions: 102mm / 4.02" Throttle BodyFor LS LS1 LS2 LS3 LS4 LS6 LS7 LSXThrottle Cable Drive Engines OnlyFit engine: LS Style 4 bolt intake manifold (eg LS2, LS3, LS7, LSX) with cable drive onlyNote: Please double check your Size and OEM no before you order this kit.