F.A.S.T. Big Mouth Throttle Body - Stock Flange - 102 mm Single Blade - TPS Sensor - Black - 4-Bolt - GM LS-Series R4515 Pedal ratios have been optimized

Pedal ratios have been optimized for perfect pedal feel and full engagement of the clutch system

mounting clamps and electrical hardware included

Recirculating Blow Off Valve

OEM Collector

This seal is installed in the torque tube to prevent the rear end lube from traveling up the torque tube leaking out the bell

F.A.S.T. Big Mouth Throttle Body - Stock Flange - 102 mm Single Blade - TPS Sensor - Black - 4-Bolt - GM LS-Series R4515 Pedal ratios have been optimizedAll the benefits of the current Big Mouth 102mm Throttle Body(TM) are now available for drive by wire applications, thanks to the new FAST(TM) 102mm Electronic Throttle Body for GM LS Engines. This new electronic throttle body provides a huge increase in airflow over stock especially when running a FAST manifold. However, it maintains stock characteristics at idle. The electronic throttle body is designed to be plug and play for most stock Gen IV LS