aFe Silver Bullet Throttle Body Spacers TBS GM Trucks & SUVs 99 07 V8 4.8 5.3 6.0L (GMT800) 100 Karlie Kloss ideas karlie kloss, fashion models, model. Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T 6061 billet aluminum and using a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers. This Part Fits: Year Make Model Submodel 2004 2007 Buick Rainier CXL 2004 2005 Buick Rainier CXL Plus 2002 2006 Cadillac Escalade Base 2003 2006 Cadillac Escalade ESV Base 2002 2006 Cadillac Escalade EXT Base 2007 Chevrolet Avalanche LS 2007 Chevrolet Avalanche LT 2007 Chevrolet Avalanche LTZ 2002 2005 Chevrolet Avalanche 1500 Base 2005 2006 Chevrolet Avalanche 1500 LS 2005 2006 Chevrolet Avalanche 1500 LT 2002 2003 Chevrolet Avalanche 1500 North Face 2002 2003 Chevrolet Avalanche 1500 On Road Edition 2003 Chevrolet Avalanche 1500 WBH 2004 2006 Chevrolet Avalanche 1500 Z66 2002 2006 Chevrolet Avalanche 1500 Z71 2002 2004 Chevrolet Avalanche 2500 Base 2005 2006 Chevrolet Avalanche 2500 LS 2005 2006 Chevrolet Avalanche 2500 LT 1999 2005 Chevrolet Silverado 1500 Base 2004 2006 Chevrolet Silverado 1500 Hybrid 1999 2006 Chevrolet Silverado 1500 LS 1999 2006 Chevrolet Silverado 1500 LT 2003 2006 Chevrolet Silverado 1500 SS 2002 2006 Chevrolet Silverado 1500 WT 2004 2005 Chevrolet Silverado 1500 Z71 Off Road 2007 Chevrolet Silverado 1500 Classic Hybrid 2007 Chevrolet Silverado 1500 Classic LS 2007 Chevrolet Silverado 1500 Classic LT 2007 Chevrolet Silverado 1500 Classic SS 2007 Chevrolet Silverado 1500 Classic WT 2005 Chevrolet Silverado 1500 HD Base 2001 2003,2005 Chevrolet Silverado 1500 HD LS 2001 2003,2005 2006 Chevrolet Silverado 1500 HD LT 2007 Chevrolet Silverado 1500 HD Classic LT 1999 2004 Chevrolet Silverado 2500 Base 1999 2004 Chevrolet Silverado 2500 LS 1999 2004 Chevrolet Silverado 2500 LT 2004 Chevrolet Silverado 2500 WT 2001 2005 Chevrolet Silverado 2500 HD Base 2001 2006 Chevrolet Silverado 2500 HD LS 2001 2006 Chevrolet Silverado 2500 HD LT 2003 2006 Chevrolet Silverado 2500 HD WT 2007 Chevrolet Silverado 2500 HD Classic LS 2007 Chevrolet Silverado 2500 HD Classic LT 2007 Chevrolet Silverado 2500 HD Classic WT 2001 2005 Chevrolet Silverado 3500 Base 2001 2006 Chevrolet Silverado 3500 LS 2001 2006 Chevrolet Silverado 3500 LT 2004,2006 Chevrolet Silverado 3500 WT 2007 Chevrolet Silverado 3500 Classic LS 2007 Chevrolet Silverado 3500 Classic LT 2007 Chevrolet Silverado 3500 Classic WT 2003 2006 Chevrolet SSR Base 2000 2001,2006 Chevrolet Suburban 1500 Base 2000 2007 Chevrolet Suburban 1500 LS 2000 2007 Chevrolet Suburban 1500 LT 2006 2007 Chevrolet Suburban 1500 LTZ 2002 2006 Chevrolet Suburban 1500 Z71 2000 2001 Chevrolet Suburban 2500 Base 2000 2007 Chevrolet Suburban 2500 LS 2000 2007 Chevrolet Suburban 2500 LT 2007 Chevrolet Suburban 2500 LTZ 2000 2001,2006 Chevrolet Tahoe Base 2000 2007 Chevrolet Tahoe LS 2000 2007 Chevrolet Tahoe LT 2007 Chevrolet Tahoe LTZ 2002 2006 Chevrolet Tahoe Z71 2006 2007 Chevrolet Trailblazer LS 2006 2007 Chevrolet Trailblazer LT 2006 2007 Chevrolet Trailblazer SS 2003 2006 Chevrolet Trailblazer EXT LS 2003 2006 Chevrolet Trailblazer EXT LT 2003 2004 Chevrolet Trailblazer EXT North Face 2005 2007 GMC Envoy Denali 2005 2006 GMC Envoy XL Denali 2003 2005 GMC Envoy XL SLE 2003 2005 GMC Envoy XL SLT 2004 2005 GMC Envoy XUV SLE 2004 2005 GMC Envoy XUV SLT 2002 2005 GMC Sierra 1500 Base 2001 GMC Sierra 1500 C3 2002 2006 GMC Sierra 1500 Denali 2002 GMC Sierra 1500 HT 2005 2006 GMC Sierra 1500 Hybrid 1999 2003,2006 GMC Sierra 1500 SL 1999 2006 GMC Sierra 1500 SLE 1999 2006 GMC Sierra 1500 SLT 2002 2006 GMC Sierra 1500 WT 2007 GMC Sierra 1500 Classic Denali 2007 GMC Sierra 1500 Classic Hybrid 2007 GMC Sierra 1500 Classic SL 2007 GMC Sierra 1500 Classic SLE 2007 GMC Sierra 1500 Classic SLT 2007 GMC Sierra 1500 Classic WT 2001 2003,2005 2006 GMC Sierra 1500 HD SLE 2001 2003,2005 2006 GMC Sierra 1500 HD SLT 2007 GMC Sierra 1500 HD Classic SLE 2007 GMC Sierra 1500 HD Classic SLT 2002 2004 GMC Sierra 2500 Base 1999 2002 GMC Sierra 2500 SL 1999 2004 GMC Sierra 2500 SLE 1999 2004 GMC Sierra 2500 SLT 2003 2004 GMC Sierra 2500 WT 2002 2005 GMC Sierra 2500 HD Base 2001 2002,2006 GMC Sierra 2500 HD SL 2001 2006 GMC Sierra 2500 HD SLE 2001 2006 GMC Sierra 2500 HD SLT 2003 2006 GMC Sierra 2500 HD WT 2007 GMC Sierra 2500 HD Classic SL 2007 GMC Sierra 2500 HD Classic SLE 2007 GMC Sierra 2500 HD Classic SLT 2007 GMC Sierra 2500 HD Classic WT 2002 2005 GMC Sierra 3500 Base 2001 2002,2006 GMC Sierra 3500 SL 2001 2006 GMC Sierra 3500 SLE 2001 2006 GMC Sierra 3500 SLT 2004 2006 GMC Sierra 3500 WT 2007 GMC Sierra 3500 Classic SL 2007 GMC Sierra 3500 Classic SLE 2007 GMC Sierra 3500 Classic SLT 2007 GMC Sierra 3500 Classic WT 2001 2006 GMC Yukon Denali 2006 GMC Yukon SL 2000 2007 GMC Yukon SLE 2000 2007 GMC Yukon SLT 2001 2006 GMC Yukon XL 1500 Denali 2006 GMC Yukon XL 1500 SL 2000 2007 GMC Yukon XL 1500 SLE 2000 2007 GMC Yukon XL 1500 SLT 2000 2007 GMC Yukon XL 2500 SLE 2000 2007 GMC Yukon XL 2500 SLT 2003 2007 Hummer H2 Base