Quick view BBK BBK 98-03 Camaro Firebird GTO LS1 85mm Throttle Body BBK Power Plus - 17090 Compare $459.99 $409.99 BBK Performance throttle bodies are designed as a direct replacement for the restrictive stock factory throttle body. All BBK Power Plus throttle bodies offer OEM drive ability but with up to 30% improved airflow for improved horsepower, torque and... Add to Cart Add to Cart