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  • Truck & Jeep Radiator Caps & Fill Necks

Truck & Jeep Radiator Caps & Fill Necks

  • 1.3 bar (19 psi) high-pressure radiator cap
  • Ergonomically designed for easy removal and installation
  • For use with high-performance cooling systems.
Shop all Truck & Jeep Radiator Caps & Fill Necks

Truck & Jeep Radiator Caps & Fill Necks

Radiator Caps

High-pressure radiator caps raise boiling point of coolant for more efficient cooling,

Lifetime Warranty

All Mishimoto products carry a lifetime warranty which includes accident protection.

Click to Mishimoto Lifetime Warranty

Truck & Jeep Radiator Caps & Fill Necks Kits

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  1. $10.00 - $19.99 (2)
  2. $20.00 - $29.99 (6)
  3. $40.00 - $49.99 (1)
  4. $50.00 - $59.99 (1)
  5. $60.00 and above (2)
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  • Carbon Fiber 1.3 Bar Radiator Cap, Small
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    Carbon Fiber 1.3 Bar Radiator Cap, Small

    Price: $40.00
  • Mishimoto 1.1 Bar Ford Overflow Reservoir Cap
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    Mishimoto 1.1 Bar Ford Overflow Reservoir Cap

    Price: $15.00
  • Mishimoto 1.1 Bar Ford Overflow Reservoir Cap, 1999–2016
    QUICK VIEW

    Mishimoto 1.1 Bar Ford Overflow Reservoir Cap, 1999–2016

    Price: $15.00
  • Mishimoto Aluminum Fill Neck, Large
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    Mishimoto Aluminum Fill Neck, Large

    Price: $20.00
  • Mishimoto Aluminum Fill Neck, Small
    QUICK VIEW

    Mishimoto Aluminum Fill Neck, Small

    Price: $20.00
  • Mishimoto Aluminum Fill Neck, Small
    QUICK VIEW

    Mishimoto Aluminum Fill Neck, Small

    Price: $20.00
  • Mishimoto High-Pressure 1.3 Bar Radiator Cap Large
    QUICK VIEW

    Mishimoto High-Pressure 1.3 Bar Radiator Cap Large

    Price: $25.00
  • Mishimoto High-Pressure 1.3 Bar Radiator Cap Small
    QUICK VIEW

    Mishimoto High-Pressure 1.3 Bar Radiator Cap Small

    Price: $25.00
  • Mishimoto High-Pressure 2.0 Bar Radiator Cap Small
    QUICK VIEW

    Mishimoto High-Pressure 2.0 Bar Radiator Cap Small

    Price: $25.00
  • Mishimoto Temperature Gauge 1.3 Bar Radiator Cap Large
    QUICK VIEW

    Mishimoto Temperature Gauge 1.3 Bar Radiator Cap Large

    Price: $65.00
  • Mishimoto Temperature Gauge 1.3 Bar Radiator Cap Small
    QUICK VIEW

    Mishimoto Temperature Gauge 1.3 Bar Radiator Cap Small

    Price: $65.00
  • Silicone Coupler, 2.5" w/ 1/8" NPT Bung
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    Silicone Coupler, 2.5" w/ 1/8" NPT Bung

    Price: $50.00
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