Looking for aftermarket parts to modify or upgrade your 2003 GMC Sierra 1500 HD with throttle bodies? At Tunersports.com we carry a huge selection of the top name brand performance throttle body parts and accessories for your Sierra 1500 HD.
Whether you have a 2003 GMC Sierra 1500 HD in SLE to SLT trim we have you covered. We have 1 throttle bodies available to mod your Sierra 1500 HD. All parts have free shipping to the Continental US 48 States.
 IN STOCK - DROPSHIPS 1757BBK 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 throttle response. Every BBK throttle body is CNC M... BBK 03-06 GM 4.8 5.3 6.0 Hummer H2 80mm Throttle Body BBK Power Plus Series 2003-2003 GMC Sierra 1500 HD SLE / SLT $409.99 |