CHEVROLET C60 Caterpillar 3126 2003 CHEVROLET C70 Caterpillar 3126 2003 CHEVROLET C6500 Kodiak 7.2L/441CI L6 2003 - 2005 CHEVROLET C6500 Kodiak 7.8L/475CI L6 Diesel 2003 - 2005 CHEVROLET C7500 Kodiak 7.2L/441CI L6 2003 - 2005 CHEVROLET C7500 Kodiak 7.8L/475CI L6 Diesel 2003 - 2005 CHEVROLET C8500 7.8L/476CI Diesel 2003 - 2005 CHEVROLET C8500 Caterpillar C7 2003 - 2005 CHEVROLET Kodiak 7.8L/476CI Diesel 2003 - 2005 CHEVROLET Kodiak Caterpillar C7 2003 - 2005 CHEVROLET T6500 7.8L/475CI L6 Diesel 1998 - 2005 CHEVROLET T7500 7.8L/475CI L6 Diesel 1998 - 2005 CHEVROLET T8500 7.8L/476CI Diesel 1998 - 2005 GMC C6000 Caterpillar 3126 2003 GMC C7000 Caterpillar 3126 2003 GMC C6500 7.8L/476CI Diesel 2003 - 2005 GMC C6500 Caterpillar C7 2003 - 2005 GMC C6500 Topkick 7.2L/441CI L6 2003 - 2005 GMC C6500 Topkick 7.8L/475CI L6 Diesel 2003 - 2005 GMC C7500 7.8L/476CI Diesel 2003 - 2005 GMC C7500 Caterpillar C7 2003 - 2005 GMC C7500 Topkick 7.2L/441CI L6 2003 - 2005 GMC C7500 Topkick 7.8L/475CI L6 Diesel 2003 - 2005 GMC C8500 7.8L/476CI Diesel 2003 - 2005 GMC C8500 Caterpillar C7 2003 - 2005 GMC T6500 7.8L/475CI L6 Diesel 1998 - 2005 GMC T7500 7.8L/475CI L6 Diesel 1998 - 2005 GMC T8500 7.8L/476CI Diesel 1998 - 2005