GMC 3000 Series Radiator Caps
- Proform®Officially Licensed GM Radiator CapOfficially Licensed GM Radiator Cap by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent...$35.95
- Proform®Officially Licensed GM Black Engine Coolant Radiator Cap (141-820)Officially Licensed GM Black Engine Coolant Radiator Cap (141-820) by Proform®. Pressure: 13 psi. Material: Billet Aluminum. Finish: Black Anodized. To keep your engine cool and improve your vehicle's performance, this product is just...$35.95
- Koyorad®Hyper Series Blue Radiator Cap (SK-D13)Hyper Series Blue Radiator Cap (SK-D13) by Koyorad®. Finish: Blue. Extract every ounce of cooling efficiency from Koyorad all-aluminum performance radiators with a genuine Koyorad Hyper Cap! This Koyorad Hyper Cap withstands an...Increased valve pressure ratingHigh-quality components$40.05
- Koyorad®Hyper Series Red Radiator Cap (SK-C13)Hyper Series Red Radiator Cap (SK-C13) by Koyorad®. Finish: Red. Extract every ounce of cooling efficiency from Koyorad all-aluminum performance radiators with a genuine Koyorad Hyper Cap! This Koyorad Hyper Cap withstands an increased...Increased valve pressure ratingHigh-quality components$40.05