Blue Billet Aluminum Throttle Body Spacer Fitments: 1999-2006 Chevrolet Silverado 1500 4.8L/5.3L V8 2004-2006 Chevrolet Silverado 1500 6.0L V8 2001-2003 Chevrolet Silverado 1500 HD 6.0L V8 2005-2006 Chevrolet Silverado 1500 HD 6.0L V8 2002 Chevrolet Silverado ..
Blue Billet Aluminum Throttle Body SpacerFitments: 1999-2006 GMC Sierra 1500 4.8L/5.3L V8 2001-2006 GMC Sierra 1500 HD 6.0L V8 1999-2000 GMC Sierra 2500 5.3L V8 1999-2004 GMC Sierra 2500 6.0L V82001-2006 GMC Sierra 2500 HD 6.0L V8 2001-2002 GMC Sierra 2500 HD..
Blue Billet Aluminum Throttle Body Spacer Fitments: 1999-2006 Chevrolet Silverado 1500 4.8L/5.3L V8 2004-2006 Chevrolet Silverado 1500 6.0L V8 2001-2003 Chevrolet Silverado 1500 HD 6.0L V8 2005-2006 Chevrolet Silverado 1500 HD 6.0L V8 2002 Chevrolet Silv..