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BMW M3 Engine Cooling Parts

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Support Sleeve

ES#2557635 - 17117596923 - Support Sleeve - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2557635
Mfg#:
17117596923
In Stock
$3.99

This product was last offered at the strikethrough price on
05-12-2026

$3.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch O-Ring

ES#2702266 - 13621433077S - Auxiliary Fan Switch O-Ring - Now you can just replace the o-ring instead of the whole switch - URO - BMW MINI

Now you can just replace the o-ring instead of the whole switch affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2702266
Mfg#:
13621433077S
In Stock
$0.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#2800988 - 13621703993 - Coolant Temperature Sensor - Monitors coolant temperature - Meistersatz - BMW

Monitors coolant temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Meistersatz - Corporate Logo
ES#:
2800988
Mfg#:
13621703993
In Stock
Limited Qty Sale
$25.99

This product was last offered at the strikethrough price on
05-02-2026

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Upper Coolant Line Block-Off

This billet aluminum flange allows for a clean and secure deletion of the factory upper coolant line, which is often redundant or obstructive when moving away from stock-frame turbochargers. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
5446407
Mfg#:
VTT-FAB-047
Ships in 10 Business Days
$21.99 USD
Free Shipping

Billet Coolant Pump Block-Off Flange

The gold standard for builders who demand a factory-fit finish on their high-performance engine projects. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
5446405
Mfg#:
VTT-FAB-046
Ships in 10 Business Days
$21.99 USD
Free Shipping

MMX Oil Pressure Gauge Adaptor - Dark Anthracite

ES#4429892 - MMR03-0502-KP - MMX Oil Pressure Gauge Adaptor - Dark Anthracite - Useful for installing an oil pressure/oil temp gauge - MMX Performance - BMW

Useful for installing an oil pressure/oil temp gauge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MMX Performance - Corporate Logo
ES#:
4429892
Mfg#:
MMR03-0502-KP
Special Order: No Guaranteed ETA
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sender

ES#2873944 - 12621747281 - Coolant Temperature Sender - 2 pin - Febi - BMW

2 pin affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Located in the cylinder head

Brand:
Febi - Corporate Logo
ES#:
2873944
Mfg#:
12621747281
Back Ordered
Auto Notify
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#3235345 - 17111723521 - Expansion Tank Hose - Connects the expansion tank to the radiator - Gates - BMW

Connects the expansion tank to the radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
3235345
Mfg#:
17111723521
Ships on Jun 24, 2026
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mounting bracket

ES#68559 - 41122256492 - Mounting bracket - Used to mount your coolant tank - Genuine BMW - BMW

Used to mount your coolant tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For convertible models only

Brand:
Genuine BMW - Corporate Logo
ES#:
68559
Mfg#:
41122256492
Ships in 1 day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Bracket - Lower

ES#2091404 - 17111436264 - Radiator Bracket - Lower - This is the lower piece that secures the radiator - MTC - BMW

This is the lower piece that secures the radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
2091404
Mfg#:
17111436264
Ships in 6 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 92C

ES#2724038 - 11531712043 - Thermostat - 92C - Includes sealing ring - Calorstat - BMW

Includes sealing ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Calorstat - Corporate Logo
ES#:
2724038
Mfg#:
11531712043
Ships in 1 day
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxillary Fan Switch

ES#4460464 - 3148210000 - Auxillary Fan Switch - Also known as the coolant temperature sending unit, comes with related o-ring - Meyle - BMW

Also known as the coolant temperature sending unit, comes with related o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Mounted in upper radiator hose, controls operation of auxiliary fan

Brand:
Meyle - Corporate Logo
ES#:
4460464
Mfg#:
3148210000
Ships on Oct 14, 2026
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#4069846 - 13621703993 - Coolant Temperature Sensor - Monitors coolant temperature - Meyle - BMW

Monitors coolant temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4069846
Mfg#:
13621703993
Ships on Oct 14, 2026
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connection Pipe O-Ring - Priced Each

ES#2804332 - 11531406249 - Connection Pipe O-Ring - Priced Each - Used on both ends of the water pump connection pipe - Victor Reinz - BMW

Used on both ends of the water pump connection pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2804332
Mfg#:
11531406249
In Stock at Vendor
$6.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch 91C

ES#2871869 - 61311364272 - Auxiliary Fan Switch 91C - Does not include o-ring - Febi - BMW

Does not include o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2871869
Mfg#:
61311364272
Back Ordered
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Gasket

ES#2574827 - 11531740437 - Thermostat Housing Gasket - Used for the upgraded aluminum housing - Payen - BMW

Used for the upgraded aluminum housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Payen - Corporate Logo
ES#:
2574827
Mfg#:
11531740437
Ships in 3 Business Days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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