Radiator Hose Adapters and Extensions

Radiator Hose Union, 1.5 to 1.5 in. barb coupler with 3/8 NPT Gauge Port, aluminum.

Part Number: SUM-3901515

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Estimated Ship Date: Today

Radiator Hose Adapter, 90 Degree, Plastic, Black Finish, Each

Part Number: SUM-390000-BK

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Radiator Hose Adapter, Rubber, Black, 1.5 in./2 in., Kit

Part Number: SUM-390001

4.77 out of 5 stars ( 13 )

Estimated Ship Date: Today

Radiator Hose adapter, 1.250 in. to 1.000 in. hose barb, Aluminum, 3/8 in. NPT gauge port for temperature senders..

Part Number: SUM-390100125

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Coolant Drain Tube, Stainless Steel, Natural, 1.750 in. Ends, Each

Part Number: PPE-119020086

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Estimated Ship Date: Jan 5, 2026 if ordered today

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• Special Order

Radiator Hose Adapter, 90 Degree, Plastic, Blue Finish, Each

Part Number: SUM-390000-B

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Radiator Hose Adapter, 90 Degree, Plastic, Red Finish, Each

Part Number: SUM-390000-R

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Radiator Hose Adapter, Thermostat to Cylinder Head, BMW, Each

Part Number: RIN-CHC0609

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Estimated Ship Date: Jan 6, 2026 if ordered today

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• Special Order