2006-2007 Chevrolet C4500 Kodiak 6.6 Liter2006-2007 Chevrolet C5500 Kodiak 6.6 Liter2006-2007 Chevrolet Express 2500 6.6 Liter2006-2007 Chevrolet Express 3500 6.6 Liter2006-2007 Chevrolet Silverado 2500 HD 6.6 Liter2006 Chevrolet Silverado 3500 6.6 Liter2006-2007 GMC Sierra 2500 HD 6.6 Liter2006 GMC Sierra 3500 6.6 Liter2007 Chevrolet Silverado 3500 HD 6.6 Liter2007 GMC Sierra 3500 HD 6.6 Liter2007 Chevrolet Silverado 2500 HD Classic 6.6 Liter2007 Chevrolet Silverado 3500 Classic 6.6 Liter2007 GMC Sierra 2500 HD Classic 6.6 Liter2007 GMC Sierra 3500 Classic 6.6 Liter