1991 GMC C1500 Cooling System Parts
Upgrade your 1991 GMC C1500 with a direct bolt-in all-aluminum radiator — TIG-welded from aircraft-grade aluminum, with matched fan shrouds and electric fans to complete the system. Every part below is verified to fit the 1991 GMC C1500, so it installs without cutting or fabrication.
Radiators

88-00 GMC K3500 Aluminum Radiator — Champion 1520
$315.00
34" Wide Core. See Part#622 for 28.25" Wide Core.5.0L 305ci V8 / 5.7L 350ci V8

88-00 GMC K3500 Aluminum Radiator — Champion 622
$287.00
28.25" Wide Core. See Part#1520 for 34" Wide Core.5.0L 305ci V8 / 5.7L 350ci V8

82-91 GMC P3500 Aluminum Radiator — Champion 850
$315.00
6.2L 379ci V8