FAST 54104: 54104 Big Mouth 102 mm Electronic Throttle Body For GM Gen III/IV LS Engines
GM Gen III/IV LS
Big Mouth 102 mm Electronic Throttle Body GM Gen III/IV LS Engines Outperforms Other Drive-by-Wire TB's Upgraded Motor Dual Return Springs Huge Increase in Airflow Over OEM Maintains OEM Idle Characteristics Billet Aluminum Black