Semi Truck Radiator Caps
- Gates®Engine Coolant Replacement Radiator Cap (31523)Engine Coolant Replacement Radiator Cap (31523) by Gates®. Pressure: 16 psi. Type: Optional System. Shell Diameter: 2.33". Filler Neck Outside Diameter: 2.13". Cap Depth: 1.25". Filler Neck Inside Diameter: 1.61". Filler Neck Depth:...Wide range of applications covering all makes and modelsManufactured to meet or exceed OEM specifications in function, form and fit$5.34
- Gates®Engine Coolant Replacement Radiator Cap (31521)Engine Coolant Replacement Radiator Cap (31521) by Gates®. Pressure: 10 psi. Type: Optional System. Shell Diameter: 2.33". Filler Neck Outside Diameter: 2.13". Cap Depth: 1.25". Filler Neck Inside Diameter: 1.61". Filler Neck Depth:...Wide range of applications covering all makes and modelsManufactured to meet or exceed OEM specifications in function, form and fit$5.70
- Gates®Engine Coolant Replacement Radiator Cap (31335)Engine Coolant Replacement Radiator Cap (31335) by Gates®. Pressure: 20 psi. Type: Closed System. Shell Diameter: 2.27". Filler Neck Outside Diameter: 1.78". Cap Depth: 1". If you want to keep your vehicle safe on the road for many...Wide range of applications covering all makes and modelsManufactured to meet or exceed OEM specifications in function, form and fit$9.63
- Gates®Engine Coolant Safety Release Radiator Cap (31534)Engine Coolant Safety Release Radiator Cap (31534) by Gates®. Location: on Water Outlet Housing. Pressure: 16 psi. Type: Optional System. Shell Diameter: 2.2". Filler Neck Outside Diameter: 1.69". Cap Depth: 1.41". Filler Neck Inside...Great design and functionMade from sturdy materials$8.44
- Gates®Engine Coolant Safety Release Radiator Cap (31533)Engine Coolant Safety Release Radiator Cap (31533) by Gates®. Pressure: 13 psi. Type: Optional System. Shell Diameter: 2.2". Filler Neck Outside Diameter: 1.69". Cap Depth: 1.41". Filler Neck Inside Diameter: 1.61". Filler Neck Depth:...Great design and functionMade from sturdy materials$9.13
- Gates®Engine Coolant Safety Release Radiator Cap (31518)Engine Coolant Safety Release Radiator Cap by Gates®. Pressure: 16 psi. Type: Optional System. Shell Diameter: 2.61". Filler Neck Outside Diameter: 2.13". Cap Depth: 1.5". Filler Neck Inside Diameter: 1.61". Filler Neck Depth: 0.75". If...Great design and functionMade from sturdy materials$7.85
- Gates®Engine Coolant Safety Release Radiator Cap (31516)Engine Coolant Safety Release Radiator Cap (31516) by Gates®. Pressure: 16 psi. Type: Optional System. Shell Diameter: 2.61". Filler Neck Outside Diameter: 2.13". Cap Depth: 1.5". Filler Neck Inside Diameter: 1.61". Filler Neck Depth:...Great design and functionMade from sturdy materials$8.07
- Gates®Engine Coolant Safety Release Radiator Cap (31511)Engine Coolant Safety Release Radiator Cap (31511) by Gates®. Pressure: 13 psi. Type: Optional System. Shell Diameter: 2.61". Filler Neck Outside Diameter: 2.13". Cap Depth: 1.5". Filler Neck Inside Diameter: 1.61". Filler Neck Depth:...Great design and functionMade from sturdy materials$7.85
- Gates®Engine Coolant Safety Release Radiator Cap (31508)Engine Coolant Safety Release Radiator Cap (31508) by Gates®. Pressure: 7 psi. Type: Optional System. Shell Diameter: 2.61". Filler Neck Outside Diameter: 2.13". Cap Depth: 1.5". Filler Neck Inside Diameter: 1.61". Filler Neck Depth:...Great design and functionMade from sturdy materials$7.62
- ACDelco®Professional™ Engine Coolant Radiator Cap (RC6)Professional™ Engine Coolant Radiator Cap (RC6) by ACDelco®. With Turning Ears. Pressure: 13 psi. Material: Stainless Steel. With a full range of part numbers to fit most GM vehicles, ACDelco Professional™ Radiator Caps offer...Lets you release the pressure prior to taking off the capDesigned to be OE-like$11.95
- Motorcraft®Engine Coolant Radiator Cap (RS533)Engine Coolant Radiator Cap by Motorcraft®. With today’s complicated automotive engines, it is crucial to have the right cooling system components for accurate temperature control, pressure relief, and gasket seals. Motorcraft is the...Direct OEM replacementMeets strict Ford Motor Company standards$15.24
- Motorcraft®Engine Coolant Radiator Cap (RS527)Engine Coolant Radiator Cap (RS527) by Motorcraft®. Pressure: 16 lbs. With today’s complicated automotive engines, it is crucial to have the right cooling system components for accurate temperature control, pressure relief, and gasket...Direct OEM replacementMeets strict Ford Motor Company standards$7.35
- Motorcraft®Engine Coolant Radiator Cap (RS526)Engine Coolant Radiator Cap (RS526) by Motorcraft®. Pressure: 15 lbs. With today’s complicated automotive engines, it is crucial to have the right cooling system components for accurate temperature control, pressure relief, and gasket...Direct OEM replacementMeets strict Ford Motor Company standards$9.90
- Mopar®Engine Coolant Reservoir Cap (04596198)Engine Coolant Reservoir Cap (04596198) by Mopar®. Extend the service life of your engine and make it running smoothly with this high-quality product by Mopar. This part was specially designed to maintain the efficiency and performance...Carefully crafted from premium materialsExcellent corrosion and wear resistance$26.67
- Crown®Silver/Black Engine Coolant Bottle Cap (4596198)Silver/Black Engine Coolant Bottle Cap by Crown®. Pressure: 16 psi. Material: Plastic. Finish: Silver/Black. Package Type: Box. Crown Automotive is just the ticket if you want to get the most out of your vehicle as well as revel in a...Developed to improve your driving experienceConstructed to ensure ultimate operation$20.78
- MotoRad®Engine Coolant Radiator Cap (T16V)Engine Coolant Radiator Cap (T16V) by MotoRad®. Pressure: 16 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. This top-grade product is expertly made in compliance with...Offer precise pressure controlEnsure the proper fit$4.90
- MotoRad®Engine Coolant Radiator Cap (T7)Engine Coolant Radiator Cap (T7) by MotoRad®. Pressure: 7 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. This top-grade product is expertly made in compliance with...Offer precise pressure controlEnsure the proper fit$3.97
- MotoRad®Engine Coolant Radiator Cap (T13)Engine Coolant Radiator Cap (T13) by MotoRad®. Pressure: 13 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. This top-grade product is expertly made in compliance with...Offer precise pressure controlEnsure the proper fit$4.09
- MotoRad®Engine Coolant Radiator Cap (T13R)Engine Coolant Radiator Cap (T13R) by MotoRad®. Pressure: 13 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. This top-grade product is expertly made in compliance with...Offer precise pressure controlEnsure the proper fit$4.75
- MotoRad®Engine Coolant Radiator Cap (T9)Engine Coolant Radiator Cap (T9) by MotoRad®. Pressure: 9 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. This top-grade product is expertly made in compliance with...Offer precise pressure controlEnsure the proper fit$3.13
- MotoRad®Engine Coolant Radiator Cap (T16)Engine Coolant Radiator Cap (T16) by MotoRad®. Pressure: 16 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. This top-grade product is expertly made in compliance with...Offer precise pressure controlEnsure the proper fit$3.93
- MotoRad®Engine Coolant Reservoir Cap (T16R)Engine Coolant Reservoir Cap (T16R) by MotoRad®. Location: on Upper Hose. Pressure: 16 psi. MotoRad recovery tank caps are designed and manufactured to offer precise control for the automotive cooling system.Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$4.91
- MotoRad®Engine Coolant Safety Lever Radiator Cap (ST16V)Engine Coolant Safety Lever Radiator Cap (ST16V) by MotoRad®. Pressure: 16 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. MotoRad safety lever radiator caps utilize a...Offer precise pressure controlEnsure the proper fit$5.14
- MotoRad®Engine Coolant Safety Lever Radiator Cap (ST9)Engine Coolant Safety Lever Radiator Cap (ST9) by MotoRad®. Pressure: 9 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. MotoRad safety lever radiator caps utilize a...Offer precise pressure controlEnsure the proper fit$5.14
- MotoRad®Engine Coolant Safety Lever Radiator Cap (ST16R)Engine Coolant Safety Lever Radiator Cap (ST16R) by MotoRad®. Location: on Upper Hose. Pressure: 16 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. MotoRad safety...Offer precise pressure controlEnsure the proper fit$4.82
- MotoRad®Engine Coolant Safety Lever Radiator Cap (ST7)Engine Coolant Safety Lever Radiator Cap (ST7) by MotoRad®. Pressure: 7 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. MotoRad safety lever radiator caps utilize a...Offer precise pressure controlEnsure the proper fit$4.62
- MotoRad®Engine Coolant Safety Lever Radiator Cap (ST16)Engine Coolant Safety Lever Radiator Cap (ST16) by MotoRad®. Pressure: 16 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. MotoRad safety lever radiator caps utilize a...Offer precise pressure controlEnsure the proper fit$5.66
- MotoRad®Engine Coolant Safety Lever Radiator Cap (ST13)Engine Coolant Safety Lever Radiator Cap (ST13) by MotoRad®. Pressure: 13 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. MotoRad safety lever radiator caps utilize a...Offer precise pressure controlEnsure the proper fit$5.82
- MotoRad®Engine Coolant Safety Lever Radiator Cap (ST13R)Engine Coolant Safety Lever Radiator Cap (ST13R) by MotoRad®. Pressure: 13 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. MotoRad safety lever radiator caps utilize a...Offer precise pressure controlEnsure the proper fit$5.66
- 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