Specifications:
This Product Fits the Following:
Fitments:
Cadillac
2002-2006 Escalade Base
2003-2006 Escalade ESV Base
2002-2006 Escalade EXT Base
Chevrolet
2002-2005 Avalanche 1500 Base
2002-2003 Avalanche 1500 On Road Edition
2004-2006 Avalanche 1500 Z66
2002-2006 Avalanche 1500 Z71
2003 Avalanche 1500 (submodel: North Face, WBH)
2005-2006 Avalanche 1500 (submodel: LS, LT)
2003-2006 Express 1500 Base
2003-2007 Express 1500 LS
2006-2007 Express 1500 LT
2006-2007 Express 2500 LT
2003-2007 Express 2500 (submodel: Base, LS)
2006-2007 Express 3500 LT
2003-2007 Express 3500 (submodel: Base, LS)
99-2005 Silverado 1500 Base
2004-2006 Silverado 1500 Hybrid
2003-2006 Silverado 1500 SS
2002-2004,2006 Silverado 1500 WT
2004 Silverado 1500 Z71
99-2006 Silverado 1500 (submodel: LS, LT)
2007 Silverado 1500 Classic (submodel: Hybrid, LS, LT, SS, WT)
2005 Silverado 1500 HD Base
2001-2003,2005 Silverado 1500 HD LS
2001-2006 Silverado 3500 (submodel: LS, LT) GAS
2003-2005 Silverado 3500 (submodel: Base, LS, LT) CNG
2007 Silverado 3500 Classic (submodel: LS, LT, WT)
2000-2001,2006 Suburban 1500 Base
2006 Suburban 1500 LTZ
2004-2006 Suburban 1500 Z71
2000-2006 Suburban 1500 (submodel: LS, LT)
2000-2001 Suburban 2500 Base
2000-2006 Suburban 2500 (submodel: LS, LT)
2000-2001,2006 Tahoe Base
2000-2006 Tahoe LS
2000-2004,2006 Tahoe LT
2003-2004,2006 Tahoe Z71
2005 Tahoe (submodel: LS, LT, Z71) Engine VIN: T
GMC
2003-2004 Envoy XL (submodel: SLE, SLT)
2003-2007 Savana 1500 Base
2003-2005 Savana 1500 SLE
2006-2007 Savana 1500 (submodel: LS, LT)
2003-2007 Savana 2500 Base
99-2003,2006 Sierra 1500 SL

Packing list:
1x Intake Manifold Gasket,
1x Knock Sensor Harness
2x Knock Sensors