2004-2005 Chevrolet Silverado 2500 HD 6.6 Liter 1000, 2001-2003 Chevrolet Silverado 2500 HD 6.6 Liter 1000/M74, 2001-2005 Chevrolet Silverado 2500 HD 6.6 Liter 4L80-E, 2002 Chevrolet Silverado 2500 HD 6.6 Liter 4L80-E-HD/MN8, 2004-2005 Chevrolet Silverado 2500 HD 6.6 Liter NV4500, 2001-2003 Chevrolet Silverado 2500 HD 6.6 Liter NV4500/MW3, 2004-2005 Chevrolet Silverado 2500 HD 6.6 Liter S6-650, 2001-2003 Chevrolet Silverado 2500 HD 6.6 Liter S6-650/ML6, 2004-2005 Chevrolet Silverado 3500 6.6 Liter 1000, 2001-2003 Chevrolet Silverado 3500 6.6 Liter 1000/M74, 2001-2005 Chevrolet Silverado 3500 6.6 Liter 4L80-E, 2004-2005 Chevrolet Silverado 3500 6.6 Liter NV4500, 2001-2003 Chevrolet Silverado 3500 6.6 Liter NV4500/MW3, 2004-2005 Chevrolet Silverado 3500 6.6 Liter S6-650, 2001-2003 Chevrolet Silverado 3500 6.6 Liter S6-650/ML6, 2004-2005 GMC Sierra 2500 HD 6.6 Liter 1000, 2004-2005 GMC Sierra 2500 HD 6.6 Liter 1000, 2001-2003 GMC Sierra 2500 HD 6.6 Liter 1000/M74, 2001-2005 GMC Sierra 2500 HD 6.6 Liter 4L80-E, 2001-2005 GMC Sierra 2500 HD 6.6 Liter 4L80-E, 2002 GMC Sierra 2500 HD 6.6 Liter 4L80-E-HD/MN8, 2004-2005 GMC Sierra 2500 HD 6.6 Liter NV4500, 2004-2005 GMC Sierra 2500 HD 6.6 Liter NV4500, 2001-2003 GMC Sierra 2500 HD 6.6 Liter NV4500/MW3, 2004-2005 GMC Sierra 2500 HD 6.6 Liter S6-650, 2004-2005 GMC Sierra 2500 HD 6.6 Liter S6-650, 2001-2003 GMC Sierra 2500 HD 6.6 Liter S6-650/ML6, 2004-2005 GMC Sierra 3500 6.6 Liter 1000, 2004-2005 GMC Sierra 3500 6.6 Liter 1000, 2001-2003 GMC Sierra 3500 6.6 Liter 1000/M74, 2001-2005 GMC Sierra 3500 6.6 Liter 4L80-E, 2001-2005 GMC Sierra 3500 6.6 Liter 4L80-E, 2004-2005 GMC Sierra 3500 6.6 Liter NV4500, 2004-2005 GMC Sierra 3500 6.6 Liter NV4500, 2001-2003 GMC Sierra 3500 6.6 Liter NV4500/MW3, 2004-2005 GMC Sierra 3500 6.6 Liter S6-650, 2004-2005 GMC Sierra 3500 6.6 Liter S6-650, 2001-2003 GMC Sierra 3500 6.6 Liter S6-650/ML6