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Thermostat housing, water neck, water outlet, coolant housing…they’re all names for the same thing. This component is where the upper radiator hose plugs...
Thermostat housing, water neck, water outlet, coolant housing…they’re all names for the same thing. This component is where the upper radiator hose plugs in, and it also contains your mechanical thermostat. Grab a stock replacement to replace a leaky or broken one, dress up your engine with a chrome or anodized finish, or use a 360° swiveling model for versatility on your custom cooling system.
Thermostat housing, water neck, water outlet, coolant housing…they’re all names for the same thing. This component is where the upper radiator hose plugs in, and it also contains your mechanical thermostat. Grab a stock replacement to replace a leaky or broken one, dress up your engine with a chrome or anodized finish, or use a 360° swiveling model for versatility on your custom cooling system.
Showing In Stock Items. Show All 362 Items.
Thermostat Housing, Swivel, 90 Degree, Aluminum, Black Anodized, O-ring Sealing Style, Fits 1 1/2 in. Radiator Hose, Ford, Small Block Windsor, Each
Part Number: BSP-BLK90620
Estimated Ship Date: Today
Estimated Ship Date: Today
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Water Neck, Cast Aluminum, Polished, O-Ring, 90-Degree, Chevy, Big/Small Block, Each
Part Number: SUM-371101
Estimated Ship Date: Today
Estimated Ship Date: Today
Radiator Hose Connector, BMW, Each
Part Number: URO-008044
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Thermostat Housings, Coolant Hose Flange Kit, Includes 3 Hoses, 1 Flange, 1 Gasket, 1 O-Ring, 1 Sensor, 1 Lock Pin, 1 Thermostat, Audi, 2.0L, Kit
Part Number: RIN-CHS0648
Estimated Ship Date: Today
Estimated Ship Date: Today
Coolant Hose Flange Kit, Thermostat Included, Sensor Included, Plastic, Black, Audi, Kit
Part Number: RIN-CHS0646
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Thermostat Housings, Coolant Hose Flange Kit, Includes 2 Hoses, 1 Flange, 1 Seal, 1 O-Ring, 1 Sensor, 1 Lock Pin, 1 Thermostat, Volkswagen, Kit
Part Number: RIN-CHS0647
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Thermostat Housings, Coolant Hose Flange Kit, Includes 1 Flange, Hardware, Plastic, Black, Freightliner, Mercedes-Benz, Kit
Part Number: RIN-CHS0777
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Water Neck and Thermostat Housing, Swivel, Aluminum, Polished, 90 Degree, Chevy, Small, Big Block, Each
Part Number: DWR-32-15821
Estimated Ship Date: Today
Estimated Ship Date: Today
Water Neck and Thermostat Housing, Swivel, Aluminum, Black, 45 Degree, GM, LS, Each
Part Number: DWR-32-1761-BLK
Estimated Ship Date: Today
Estimated Ship Date: Today
Water Neck, O-Ring Style, Angled Towards Driver/Left Side, Chrome Plated, Chevy, Each
Part Number: DWR-32-9229
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Radiator Coolant Hose Flange, Volkswagen, Each
Part Number: URO-010182
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Each
Part Number: URO-000120
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Each
Part Number: URO-008038
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Connector. 2002-2008 Mini
Part Number: URO-011239
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Connector. 1999-2008 Porsche
Part Number: URO-011697
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Audi, Each
Part Number: URO-010952
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Each
Part Number: URO-008059
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Each
Part Number: URO-000129
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Each
Part Number: URO-000131
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Each
Part Number: URO-000150
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Audi, Each
Part Number: URO-000166
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Each
Part Number: URO-000113
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Audi, Each
Part Number: URO-000168
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Each
Part Number: URO-000188
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Audi, Each
Part Number: URO-000189
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Radiator Coolant Hose Flange, Volkswagen, Audi, Each
Part Number: URO-009448
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
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