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BMW Coolant & Radiator Hoses

We offer replacement hoses from several OE brands that we trust, along with performance silicone upgrades for those who want increased wear resistance compared to factory rubber.

This category contains parts that fit the following chassis:

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OEM Rein Coolant Line - E38
OEM Rein Coolant Line - E38
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Rein - Corporate Logo
T#:379758
Part#: 64218377662
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$ 15.99 USD
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Runs from the right heater core to the water valve. Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.
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Rein Water Pump to Thermostat Hose - E70
Rein Water Pump to Thermostat Hose - E70
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:591813
Part#: 11537550062
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$ 41.99 USD
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$ 41.99 USD
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Replace your leaking hose with this direct-fit option from Rein
Rein Water Hose - Water Hose To Thermostat Inlet
Rein Water Hose - Water Hose To Thermostat Inlet
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Rein - Corporate Logo
T#:17738370
Part#: 11537589949
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$ 45.99 USD
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$ 45.99 USD
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Prevents leaks and comebacks from reusing old quick connects and o-rings.
OEM Rein Lower Radiator Hose - E39 528i
OEM Rein Lower Radiator Hose - E39 528i
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Rein - Corporate Logo
T#:349032
Part#: 11531740481
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$ 14.99 USD
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Runs from the radiator to the thermostat housing. Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.
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Coolant hose
Coolant hose
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Rein - Corporate Logo
T#:592665
Part#: 64218391121
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$ 14.99 USD
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$ 14.99 USD
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OEM Rein Lower Radiator Hose - E34 525i
OEM Rein Lower Radiator Hose - E34 525i
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Rein - Corporate Logo
T#:6962
Part#: 11531722852
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$ 12.99 USD
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$ 12.99 USD
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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.
Radiator Hose
Radiator Hose
CRP - Corporate Logo
T#:57616375
Part#: 11531711322
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$ 26.99 USD
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$ 26.99 USD
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Keep your cooling system in top operational shape whether you're commuting daily or putting your vehicle through its paces.
Vargas Upgraded Silicone Cylinder Head Outlet Adapter - Black - BMW N54
Vargas Upgraded Silicone Cylinder Head Outlet Adapter - Black - BMW N...
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Vargas Turbo Technologies - Corporate Logo
T#:52129739
Part#: VTTN54CLADOEM
Ships in 10 Business Days
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$ 19.99 USD
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Address the weakest link in your N54 cooling system with the Vargas Turbo Technologies Billet Cylinder Head Outlet Adapter.
Vargas Billet Coolant Port Block-Off Flange - BMW S58 Engine
Vargas Billet Coolant Port Block-Off Flange - BMW S58 Engine ...
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Vargas Turbo Technologies - Corporate Logo
T#:52094570
Part#: VTT-FAB-041-P
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$ 39.99 USD
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$ 39.99 USD
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The VTT-FAB-041-P is a precision-engineered solution for enthusiasts and builders fabricating custom turbo kits for S58 engines.
Coolant Pipe Hose
Coolant Pipe Hose
Burgaflex - Corporate Logo
T#:641533
Part#: 11511439976
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$ 14.99 USD
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$ 14.99 USD
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This Burgaflex coolant pipe hose is built as a direct OEM-quality replacement to restore full integrity to your cooling circuit.
Water Hose
Water Hose
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Rein - Corporate Logo
T#:57616352
Part#: 17127599452
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$ 63.99 USD
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$ 63.99 USD
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Rein Automotive cooling hoses are designed as precision OEM-quality replacements that withstand the rigorous demands of hard driving.
Rein Junction Heat Hose - F3x F22 G30 G12 G01 G02 B58
Rein Junction Heat Hose - F3x F22 G30 G12 G01 G02 B58
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Rein - Corporate Logo
T#:58563047
Part#: 11538606278
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$ 38.99 USD
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$ 38.99 USD
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Protect your engine against thermal degradation and maintain precise cooling system pressure with a Rein Heat Exchanger Return Hose. Engineered as a direct fit replacement for failure prone factory coolant lines, this hose routes coolant through the heat exchanger assembly to prevent thermal spikes under heavy load. Manufactured with high grade heat resistant EPDM rubber and OEM style quick connect fittings, it provides exceptional resistance to internal pressure surges, oil exposure, and cracking across high output 3.0L inline six engine bays.
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Coolant Hose
Coolant Hose
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Rein - Corporate Logo
T#:57616346
Part#: 17128620944
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$ 43.99 USD
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$ 43.99 USD
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Keep your European powertrain running at optimal operating temperatures with a high-grade coolant hose replacement.
Vargas Lower Radiator Hose - Black - BMW B58 Gen 1
Vargas Lower Radiator Hose - Black - BMW B58 Gen 1
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Vargas Turbo Technologies - Corporate Logo
T#:51848508
Part#: VTT-B58-LRHBLK
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$ 222.99 USD
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$ 222.99 USD
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The VTT Billet/Silicone Lower Radiator Hose is a professional-grade replacement for the factory B58 Gen 1 lower radiator line.
Rein Turbocharger Coolant Supply Line - BMW B58 Gen2
Rein Turbocharger Coolant Supply Line - BMW B58 Gen2
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:58307569
Part#: 11538650086
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$ 72.00 USD
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$ 72.00 USD
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Supplies coolant to the turbocharger
Rein Lower Radiator Hose - G3x G1x
Rein Lower Radiator Hose - G3x G1x
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:58489956
Part#: 17128602613
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$ 44.99 USD
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$ 44.99 USD
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Protect your engine against thermal breakdown and maintain precise cooling system pressure with a Rein Lower Radiator Hose. Engineered as a direct fit replacement for degradation prone factory rubber hoses, this coolant line connects the lower radiator circuit to ensure steady fluid circulation under heavy driving conditions. Manufactured with high grade heat resistant EPDM rubber and OEM style quick connect fittings, it provides exceptional resistance to internal pressure spikes, ozone exposure, and chemical breakdown.
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Vargas Billet Cylinder Head Outlet Adapter - Blue - BMW N54/N55
Vargas Billet Cylinder Head Outlet Adapter - Blue - BMW N54/N55 ...
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:51918881
Part#: VTT-COOLADBLUE
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$ 31.99 USD
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$ 31.99 USD
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The Vargas Billet Cylinder Head Outlet Adapter is the definitive solution for one of the most common failure points in BMW N54 and N55 engines.
Vargas Upgraded Silicone Cylinder Head Outlet Hose - Black - BMW N54
Vargas Upgraded Silicone Cylinder Head Outlet Hose - Black - BMW N54 ...
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Vargas Turbo Technologies - Corporate Logo
T#:52129741
Part#: N54COOLHBO
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$ 74.99 USD
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$ 74.99 USD
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The VTT N54 Billet/Silicone Cylinder Head Outlet Hose, commonly referred to as the "Mickey Mouse" hose, is a vital upgrade for the BMW N54 engine.
Vargas Billet Cylinder Head Outlet Adapter - Black - BMW N54/N55
Vargas Billet Cylinder Head Outlet Adapter - Black - BMW N54/N55 ...
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:51918879
Part#: VTT-COOLADBLK
Ships in 10 Business Days
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$ 31.99 USD
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$ 31.99 USD
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The Vargas Billet Cylinder Head Outlet Adapter is the definitive solution for one of the most common failure points on the BMW N54 and N55 engines.
E30 Radiator Hose - Upper
E30 Radiator Hose - Upper
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Continental - Corporate Logo
T#:22130465
Part#: 11531286914
Ships in 2 Business Days
$ 29.99 USD
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$ 29.99 USD
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Vargas Upgraded Silicone Lower Radiator Coolant Hose - Black - BMW N54
Vargas Upgraded Silicone Lower Radiator Coolant Hose - Black - BMW N5...
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Vargas Turbo Technologies - Corporate Logo
T#:52129742
Part#: VTTN54CLOWBLKO
Ships in 10 Business Days
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$ 127.99 USD
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$ 127.99 USD
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The VTT Upgraded Silicone Lower Radiator Hose for the N54 engine is the perfect preventive maintenance item for any BMW owner.
Vargas Lower Radiator Hose - Black - BMW E9X M3
Vargas Lower Radiator Hose - Black - BMW E9X M3
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Vargas Turbo Technologies - Corporate Logo
T#:52164955
Part#: S65COLLOWBLK
Ships in 10 Business Days
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$ 179.99 USD
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$ 179.99 USD
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Designed for the S65 V8 engine, the VTT Lower Radiator Hose upgrade addresses the common maintenance headaches associated with aging BMW cooling systems.
Rein Expansion Tank Coolant Hose - G20 G22 G23 G26 G42 (B46 B48)
Rein Expansion Tank Coolant Hose - G20 G22 G23 G26 G42 (B46 B48) ...
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:58307536
Part#: 17128654824
Ships in 3 Business Days
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$ 26.99 USD
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$ 26.99 USD
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Prevent catastrophic cooling system failure and maintain optimal system pressure with a Rein Expansion Tank Vent Line. Engineered as a direct fit replacement for brittle factory expansion tank lines, this vent hose routes pressurized coolant vapor from the cylinder head back to the expansion reservoir. Manufactured with durable heat resistant materials and factory style quick disconnect fittings, it ensures a tight seal against pressure drops and prevents fluid loss.
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Upper Radiator Coolant Hose
Upper Radiator Coolant Hose
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Rein - Corporate Logo
T#:58489958
Part#: 17128654834
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$ 65.99 USD
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$ 65.99 USD
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Protect your engine against severe heat soak and maintain precise cooling system pressure with a Rein Upper Radiator Hose. Engineered as a direct fit replacement for degradation prone original equipment hoses, this upper radiator line transfers high temperature coolant straight to the main radiator. Manufactured with high grade heat resistant EPDM rubber and OEM style quick connect fittings, it provides exceptional resistance to internal pressure spikes, ozone degradation, and chemical breakdown under demanding driving conditions.
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Vargas Upper Radiator Hose - Black - BMW E9X M3
Vargas Upper Radiator Hose - Black - BMW E9X M3
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:52164959
Part#: S65COUPRABLK
Ships in 10 Business Days
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$ 179.99 USD
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$ 179.99 USD
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The VTT Billet/Silicone Upper Radiator Hose is the only solution on the market that addresses both the hose material and the connector integrity simultaneously.
Coolant Hose
Coolant Hose
Burgaflex - Corporate Logo
T#:2721006
Part#: 11537510120
Ships in 8 Business Days
$ 21.99 USD
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$ 21.99 USD
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The Burgaflex coolant hose is engineered for ultimate system integrity, offering a dependable replacement for aging, leak-prone stock hoses.
Vargas Upgraded Silicone Upper Vent Hose - Black - BMW N54 E8X/E9X
Vargas Upgraded Silicone Upper Vent Hose - Black - BMW N54 E8X/E9X ...
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:52164880
Part#: N54CLVTBLKO
Ships in 10 Business Days
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$ 54.99 USD
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$ 54.99 USD
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The VTT N54 Upper Vent Hose is a critical upgrade for any BMW enthusiast looking to eliminate the weakest links in their cooling system.
Mounting Part
Mounting Part
ACM - Corporate Logo
T#:5095677
Part#: 64113422668
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$ 26.99 USD
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$ 26.99 USD
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Vargas Upper Vent Hose - Black - BMW E9X M3
Vargas Upper Vent Hose - Black - BMW E9X M3
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:52164960
Part#: S65COUVHBLK
Ships in 10 Business Days
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$ 74.99 USD
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$ 74.99 USD
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This VTT kit provides a permanent fix by utilizing heavy-duty silicone and anodized billet aluminum ends.
Vargas Cylinder Head Outlet Coolant Adapter - BMW N54
Vargas Cylinder Head Outlet Coolant Adapter - BMW N54
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:51813338
Part#: VTT-N54-CAO
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$ 31.99 USD
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$ 31.99 USD
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Engineered for high-performance BMW builds, the Vargas Coolant Adapter replaces the weak factory plastic neck located at the front of the cylinder head.
Vargas Water Pump Vent Hose - Black - BMW E9X M3
Vargas Water Pump Vent Hose - Black - BMW E9X M3
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:52164956
Part#: S65COPUBLK
Ships in 10 Business Days
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$ 104.99 USD
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$ 104.99 USD
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Prevent a roadside breakdown with the VTT Billet/Silicone S65 Water Pump Vent Hose, the ultimate maintenance upgrade for your BMW E9X M3.
Coolant Hose
Coolant Hose
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Rein - Corporate Logo
T#:57616350
Part#: 11537643177
Ships in 3 Business Days
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$ 64.99 USD
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$ 64.99 USD
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Maintain maximum thermal efficiency on the track or the street with this precision-engineered turbocharger coolant line by Rein.
Coolant Hose
Coolant Hose
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URO - Corporate Logo
T#:57761592
Part#: 17127518581
Ships in 1 Business Day
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$ 42.99 USD
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$ 42.99 USD
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Expansion Tank Hose
Expansion Tank Hose
Burgaflex - Corporate Logo
T#:641613
Part#: 11531438632
Ships in 8 Business Days
$ 25.99 USD
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$ 25.99 USD
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This Burgaflex expansion tank hose offers an ideal solution for enthusiasts looking to perform preventative maintenance or replace a worn component.
Thermostat Hose
Thermostat Hose
Burgaflex - Corporate Logo
T#:2587316
Part#: 11537544638
Ships in 8 Business Days
$ 22.99 USD
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$ 22.99 USD
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When performance and track-proven durability matter, Burgaflex cooling components deliver the uncompromising quality your engine demands.
Rein Aluminum Coolant Connector Pipe - N47, N57
Rein Aluminum Coolant Connector Pipe - N47, N57
Febi - Corporate Logo
T#:40275130
Part#: 11127810707A
Ships in 1 Business Day
$ 25.99

This product was last offered at the strikethrough price on
05-08-2026

$ 22.99 USD
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$ 22.99 USD
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The factory plastic coolant flange on BMW's N47 and N57 engines is a well-documented failure point. Constant heat cycles, pressure fluctuations, and chemical exposure take their toll—leading to cracks, leaks, and unexpected cooling system failures.

Rein Engineering offers a smart solution: a precision-engineered coolant connector pipe crafted from high-grade aluminum. Unlike the OEM plastic component, this robust upgrade is built to withstand extreme under-hood temperatures and the corrosive nature of coolant, delivering long-term reliability and peace of mind.

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Vargas Coolant Hose Upgrade Kit - Black - BMW E9X M3
Vargas Coolant Hose Upgrade Kit - Black - BMW E9X M3
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:52164951
Part#: S65COOLFULLBLK
Ships in 10 Business Days
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$ 524.99 USD
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$ 524.99 USD
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Upgrade your BMW E9X M3’s engine bay and cooling reliability simultaneously with the Vargas Turbo Technologies S65 Billet/Silicone Full Hose Kit.
Expansion Tank Vent Hose
Expansion Tank Vent Hose
Burgaflex - Corporate Logo
T#:641621
Part#: 17127508013
Ships in 8 Business Days
$ 33.99 USD
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$ 33.99 USD
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Prevent catastrophic overheating and keep your cooling system sealed tight with a high-grade expansion tank hose engineered by Burgaflex.
Vargas Upgraded Silicone Radiator Hose Kit - Black - BMW N54
Vargas Upgraded Silicone Radiator Hose Kit - Black - BMW N54 ...
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:52129743
Part#: N54COOLRADBLKO
Ships in 10 Business Days
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$ 249.99 USD
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$ 249.99 USD
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The VTT Billet/Silicone Radiator Hose Kit is a heavy-duty cooling upgrade designed specifically for the BMW N54 engine.
Vargas Radiator Hose Kit - Red - BMW B58 Gen 1
Vargas Radiator Hose Kit - Red - BMW B58 Gen 1
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:51848512
Part#: VTT-B58-RHKRED
Ships in 10 Business Days
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$ 389.99 USD
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$ 389.99 USD
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The VTT Billet/Silicone Radiator Hose Kit in Red is the ultimate "set it and forget it" upgrade for the F2X and F3X 1, 2, 3, and 4 Series.
Upper Radiator Coolant Hose
Upper Radiator Coolant Hose
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:58563050
Part#: 17128602871
Ships in 3 Business Days
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$ 64.99 USD
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$ 64.99 USD
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Protect your engine against severe thermal breakdown and maintain precise cooling system pressure with a Rein Primary Upper Radiator Hose. Engineered as a direct fit replacement for degradation prone original equipment hoses, this upper radiator line transfers high temperature coolant straight to the primary radiator core. Manufactured with high grade heat resistant EPDM rubber and OEM style quick connect fittings, it provides exceptional resistance to internal pressure spikes, ozone degradation, and chemical breakdown under demanding driving conditions.
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Vargas Expansion Tank Coolant Hose - Blue - BMW B58 F2X F3X
Vargas Expansion Tank Coolant Hose - Blue - BMW B58 F2X F3X
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:51848504
Part#: VTT-B58-CEBLUE
Ships in 10 Business Days
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$ 59.99 USD
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$ 59.99 USD
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Elevate your BMW's engine bay while safeguarding your cooling system with the VTT B58 Expansion Tank Hose in Blue.
Vargas Upgraded Silicone Coolant Hose Kit - Black - BMW G8X
Vargas Upgraded Silicone Coolant Hose Kit - Black - BMW G8X ...
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Vargas Turbo Technologies - Corporate Logo
T#:52657001
Part#: G8XCFHKBLK
Ships in 10 Business Days
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$ 899.99 USD
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$ 899.99 USD
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Elevate the visual appeal and long-term durability of your S58 engine bay with the VTT Silicone Full Coolant Hose Kit.
Vargas Billet Coolant Block-Off - BMW B58 Engine
Vargas Billet Coolant Block-Off - BMW B58 Engine
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Vargas Turbo Technologies - Corporate Logo
T#:52094566
Part#: VTTFAB040BLKB58
Ships in 10 Business Days
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$ 31.99 USD
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$ 31.99 USD
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Engineered for precision and durability, the VTT-FAB-040 B58 Block-Off Flange is the definitive solution for managing oil and coolant paths during fabrication.
Vargas Radiator Hose Kit - Black - BMW E9X M3
Vargas Radiator Hose Kit - Black - BMW E9X M3
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:52164958
Part#: S65RHKBLK
Back Ordered
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$ 314.99 USD
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$ 314.99 USD
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The VTT S65 Radiator Hose Kit is the premier cooling system upgrade for the BMW E9X M3.
Coolant Hose - Return Line
Coolant Hose - Return Line
Burgaflex - Corporate Logo
T#:2528171
Part#: 17127519257
Ships in 8 Business Days
$ 32.99 USD
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$ 32.99 USD
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Maintaining exact thermal stability is vital to preserving engine longevity and preventing track day delays or street-driven cooling failures.
Burgaflex Water Hose (Right Outlet) - Transmission Oil Cooler to Water Manifold - E32 E34
Burgaflex Water Hose (Right Outlet) - Transmission Oil Cooler to Wate...
Burgaflex - Corporate Logo
T#:596374
Part#: 17221728944
Ships in 8 Business Days
$ 41.99

This product was last offered at the strikethrough price on
09-16-2026

$ 15.99 USD
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$ 15.99 USD
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The Burgaflex coolant return hose is built for drivers who demand dependable thermal management and total peace of mind.
Vargas Heater Return Pipe Hose Upgrade - Black - BMW E9X M3
Vargas Heater Return Pipe Hose Upgrade - Black - BMW E9X M3
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:52164954
Part#: S65COOLHEATBLK
Ships in 10 Business Days
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$ 127.99 USD
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$ 127.99 USD
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Upgrade your BMW M3’s engine bay while simultaneously reinforcing your cooling system with the VTT Billet/Silicone Heater Return Pipe Hose.
Rein Coolant Expansion Tank Hose - F48 X1 F39 X2
Rein Coolant Expansion Tank Hose - F48 X1 F39 X2
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:58489960
Part#: 17127646898
Ships in 3 Business Days
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$ 26.99 USD
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$ 26.99 USD
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Protect your engine against thermal degradation and maintain precise cooling system pressure with a Rein Expansion Tank Vent Hose. Engineered as a direct fit replacement for failure prone original equipment vent lines, this coolant hose safely bleeds air and expanded fluid back to the reservoir. Manufactured with durable heat resistant materials and factory style quick connect fittings, it ensures a tight seal against pressure drops and prevents fluid loss across transverse B46, B48, and B38 engine bays.
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Coolant Hose
Coolant Hose
Burgaflex - Corporate Logo
T#:2528168
Part#: 17127508015
Ships in 8 Business Days
$ 30.99 USD
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$ 30.99 USD
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Burgaflex engineered this replacement coolant hose to deliver dependable fluid containment and consistent coolant delivery under demanding driving conditions.

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