Cap Fittings

Cap Fitting, Plug Cap, 3000 Series, Plastic, Black, Each

Part Number: JIF-MS3000C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Coolant Cap, 3/8 in., Silicone, Black, Female, Push-On, Each

Part Number: BPU-SICAP10S

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Cooling Bypass Caps, Rubber, Black/Natural, Female, Push-on, Kit

Part Number: RNB-02253

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

Cap Fitting, Plug Cap, 5000 Series, Plastic, Black, Each

Part Number: JIF-MS5000C

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Cooling Bypass Cap, Rubber, 5/8 in., Female, Push-On, Set of 5

Part Number: RNB-493-100

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Block-Off Cap, Heater Hose Bypass, Rubber, 3/4 in., Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: OPG-CH24880

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Cooling Bypass Caps, Rubber, Black, 3/4 in., Female, Push-On, Pair

Part Number: RNB-02254

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Coolant Cap, 3/4 in., Silicone, Black, Female, Push-On, Each

Part Number: BPU-SICAP19S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Cooling Bypass Caps, Rubber, Black, 5/8 in., Female, Push-On, Pair

Part Number: RNB-02252

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Coolant Cap, 1/2 in., Silicone, Black, Female, Push-On, Each

Part Number: BPU-SICAP13S

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Estimated Ship Date: Today

Fittings, Cooling Bypass Caps, Rubber, Black, 3/4 in. Female Push-on, Set of 5

Part Number: RNB-493-101

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Coolant Cap, 1 in., Silicone, Black, Female, Push-On, Each

Part Number: BPU-SICAP25S

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Estimated Ship Date: Today

Coolant Cap, 1.50 in., Silicone, Black, Female, Push-On, Each

Part Number: BPU-SICAP38S

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Coolant Cap, 1.50 in., Silicone, Blue, Female, Push-On, Each

Part Number: BPU-SICAP38B

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Coolant Cap, 1.375 in., Silicone, Black, Female, Push-On, Each

Part Number: BPU-SICAP35S

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Coolant Cap, 1/2 in., Silicone, Blue, Female, Push-On, Each

Part Number: BPU-SICAP13B

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

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Coolant Cap, 1.25 in., Silicone, Black, Female, Push-On, Each

Part Number: BPU-SICAP32S

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Coolant Cap, 1.125 in., Silicone, Black, Female, Push-On, Each

Part Number: BPU-SICAP28S

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Coolant Cap, 1 in., Silicone, Blue, Female, Push-On, Each

Part Number: BPU-SICAP25B

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Estimated Ship Date: Oct 21, 2025 if ordered today

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Coolant Cap, 3/4 in., Silicone, Blue, Female, Push-On, Each

Part Number: BPU-SICAP19B

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Coolant Cap, 3/8 in., Silicone, Blue, Female, Push-On, Each

Part Number: BPU-SICAP10B

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Estimated Ship Date: Oct 21, 2025 if ordered today

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Coolant Cap, 1.375 in., Silicone, Blue, Female, Push-On, Each

Part Number: BPU-SICAP35B

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

• Drop Ship
• Special Order

Coolant Cap, 1.25 in., Silicone, Blue, Female, Push-On, Each

Part Number: BPU-SICAP32B

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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• Special Order