Fitment: 2003-2006 Cadillac Escalade ESV Base 6.0L V8, 2002-2006 Cadillac Escalade EXT Base 6.0L V8, 2002-2006 Cadillac Escalade Base 6.0L V8, 2003-2006 Chevrolet Silverado 1500 SS 6.0L V8, 2004-2006 Chevrolet Silverado 1500 LT 6.0L V8, 2004-2005 Chevrolet Silverado 1500 LS 6.0L V8, 2006-2006 Chevrolet Suburban 1500 LTZ 6.0L V8, 2001-2001 GMC Sierra 1500 C3 6.0L V8, 2002-2006 GMC Sierra 1500 Denali 6.0L V8, 2004-2006 GMC Sierra 1500 SLE 6.0L V8, 2004-2006 GMC Sierra 1500 SLT 6.0L V8, 2004-2004 GMC Sierra 1500 WT 6.0L V8, 2004-2004 GMC Sierra 1500 Base 6.0L V8, 2001-2006 GMC Yukon Denali 6.0L V8, 2001-2006 GMC Yukon XL 1500 Denali 6.0L V8