Proflow's replacement throttle position sensors electronically inform the PCM of the throttle valve angle. The PCM uses this input to regulate your fuel and ignition systems. They are manufactured to GM OE specification for fit, form, and function. Can be used on Proflow's universal throttle boties. 

Plug part number: PFEFI-020

Proflow's replacement throttle position sensors electronically inform the PCM of the throttle valve angle. The PCM uses this input to regulate your fuel and ignition systems. They are manufactured to GM OE specification for fit, form, and function. Can be used on Proflow's universal throttle boties. 

Plug part number: PFEFI-020