Throttle Body for Chevy Silverado Express GMC Sierra 1500 2500 3500 4.8 5.3 6.0L

2003-2006 Chevy Silverado 1500 Throttle Body Assembly V8 4.8L. 2003-2006 Chevy Silverado 1500 Throttle Body Assembly V8 6.0L. 2003-2006 Chevy Silverado 1500 Throttle Body Assembly V8 5.3L. 2007 Chevy Silverado 1500 Classic Throttle Body Assembly V8 6.0L.