Honda Civic Si Radiator Caps

Replacement Radiator Cap
  • MotoRad® - Safety Lever Radiator Cap
    MotoRad®Safety Lever Radiator Cap
    1
    # sp10013
    Safety Lever Radiator Cap by MotoRad®. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system.
    Offer precise pressure controlEnsure the proper fit
    $2.77 - $10.27
  • Gates® - Replacement Radiator Cap
    Gates®Replacement Radiator Cap
    2
    # sp4858
    Replacement Radiator Cap by Gates®. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost attention to detail and manufactured from the highest quality materials,...
    Wide range of applications covering all makes and modelsManufactured to meet or exceed OEM specifications in function, form and fit
    $4.50 - $27.98
  • MotoRad® - Engine Coolant Recovery Tank Cap
    MotoRad®Engine Coolant Recovery Tank Cap
    0
    # sp10015
    Engine Coolant Recovery Tank Cap by MotoRad®. MotoRad radiator 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
    $1.85 - $74.91
  • iD Select® - Engine Coolant Radiator Cap
    iD Select®Engine Coolant Radiator Cap
    0
    # sp224235
    Engine Coolant Radiator Cap by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as your factory...
    Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value
    $2.79 - $13.28
  • Stant® - Radiator Cap
    Stant®Radiator Cap
    2
    # sp225717
    Radiator Cap by Stant®. Test your radiator cap whenever you service the cooling system. If you’re in need of a replacement you can prevent engine overheating and expensive damage with a new Stant radiator cap. They’re made...
    Meets Original Equipment specificationsThe SWIV-EL design allows the cap to be installed and removed much easier than conventional radiator caps
    $2.81 - $17.25
  • Blox Racing® - Aluminum Radiator Cap
    Blox Racing®Aluminum Radiator Cap
    0
    # sp196030
    Aluminum Radiator Cap by Blox Racing®. 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 performance and...
    High quality at an affordable priceBuilt to match your exact requirements
    $22.40
  • Skunk2® - High Pressure Radiator Cap
    Skunk2®High Pressure Radiator Cap
    0
    # sp254572
    High Pressure Radiator Cap by Skunk2®. This product is specially designed to increase internal radiator pressure ensuring a higher coolant boiling point for more efficient cooling system operation. The cap features an open valve...
    Increases internal radiator pressure for more efficient cooling system operationPuts a finishing touch to the engine bay
    $33.33
  • Dorman® - Engine Coolant Recovery Tank Caps
    Dorman®Engine Coolant Recovery Tank Caps
    1
    # sp114798
    Engine Coolant Recovery Tank Caps by Dorman®. Dorman offers a variety of Engine Coolant Recovery Tank Caps for a range of applications. All the Engine Coolant Recovery Tank Caps are constructed of high-quality plastic. They effectively...
    Save time, money and labor by replacing only the Cap instead of the entire Engine Coolant Recovery TankDirect replacement for a proper fit every time
    $2.90 - $30.56
  • SKP® - Engine Coolant Radiator Cap
    SKP®Engine Coolant Radiator Cap
    0
    # sp254040
    Engine Coolant Radiator Cap by SKP®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    High quality at an affordable priceExpertly made from premium materials
    $1.93 - $4.14
  • Honda OE - Radiator Cap
    Honda OERadiator Cap (19045PAAA01)
    0
    # mpn4679266246
    Radiator Cap (19045PAAA01) by Honda OE. Keep your vehicle running longer and looking brand-new with factory-grade OEM Honda parts. These parts are made for your specific year, make, and model, which means there’s no guesswork. Honda OE...
    Genuine Honda OEM part that fits your specific vehicle perfectlyMade to factory specifications to ensure an original look and function
    $18.75
  • MotoRad® - Engine Coolant Safety Lever Radiator Cap
    MotoRad®Engine Coolant Safety Lever Radiator Cap (ST37)
    1
    # mpn4652383191
    Engine Coolant Safety Lever Radiator Cap (ST37) 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
    $9.92
  • Gates® - Engine Coolant Replacement Radiator Cap
    Gates®Engine Coolant Replacement Radiator Cap (31412)
    1
    # mpn5058892725
    Engine Coolant Replacement Radiator Cap (31412) by Gates®. Location: on Radiator. Pressure: 16 psi. Type: Closed System. Shell Diameter: 2.52". Filler Neck Outside Diameter: 1.69". Cap Depth: 0.81". Filler Neck Inside Diameter: 1.26"....
    Wide range of applications covering all makes and modelsManufactured to meet or exceed OEM specifications in function, form and fit
    $8.85
  • MotoRad® - Engine Coolant Reservoir Cap
    MotoRad®Engine Coolant Reservoir Cap (T37)
    0
    # mpn4652383183
    Engine Coolant Reservoir Cap (T37) by MotoRad®. 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
    $6.78
  • SKP® - Engine Coolant Radiator Cap
    SKP®Engine Coolant Radiator Cap (SK10242)
    0
    # mpn4933874099
    Engine Coolant Radiator Cap (SK10242) by SKP®. Pressure: 16 psi. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....
    High quality at an affordable priceExpertly made from premium materials
    $4.14
  • Skunk2® - High Pressure Engine Coolant Radiator Cap
    Skunk2®High Pressure Engine Coolant Radiator Cap (359-99-0020)
    0
    # mpn2451386
    High Pressure Engine Coolant Radiator Cap (359-99-0020) by Skunk2®. Type A. Pressure: 18 psi. This product is specially designed to increase internal radiator pressure ensuring a higher coolant boiling point for more efficient cooling...
    $33.33
  • Skunk2® - High Pressure Engine Coolant Radiator Cap
    Skunk2®High Pressure Engine Coolant Radiator Cap (359-99-0010)
    0
    # mpn2451385
    High Pressure Engine Coolant Radiator Cap by Skunk2®. Type B. Pressure: 18 psi. This product is specially designed to increase internal radiator pressure ensuring a higher coolant boiling point for more efficient cooling system...
    $33.33
  • Dorman® - Black Engine Coolant Recovery Tank Cap
    Dorman®Black Engine Coolant Recovery Tank Cap (54228)
    1
    # mpn1296630655
    Black Engine Coolant Recovery Tank Cap by Dorman®. Type: Snap On. Material: Plastic. Finish: Black. Package Type: Bag. Length: 1.5". Width: 1.5". Dorman offers a variety of Engine Coolant Recovery Tank Caps for a range of applications....
    Save time, money and labor by replacing only the Cap instead of the entire Engine Coolant Recovery TankDirect replacement for a proper fit every time
    $2.90
  • MotoRad® - Engine Coolant Reservoir Cap
    MotoRad®Engine Coolant Reservoir Cap (T108)
    0
    # mpn4830639970
    Engine Coolant Reservoir Cap (T108) by MotoRad®. 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
    $3.37


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