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BMW Engine Cooling Parts

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Radiator Fan Clutch

ES#205243 - 11527831619 - Radiator Fan Clutch - Direct replacement - Mahle-Behr - BMW
ECS Tuning recommends this product.

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

Brand:
Mahle-Behr - Corporate Logo
ES#:
205243
Mfg#:
11527831619
In Stock
$277.99

This product was last offered at the strikethrough price on
04-14-2026

$172.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upper Radiator Coolant Hose

ES#2986950 - 17128602871 - Upper Radiator Coolant Hose - Returns coolant from the engine to the radiator - Genuine BMW - BMW

Returns coolant from the engine to the radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2986950
Mfg#:
17128602871
In Stock
4% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$141.99

This product was last offered at the strikethrough price on
06-04-2026

$135.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose - Return Line

ES#2578088 - 17128570061 - Coolant Hose - Return Line - Connects expansion tank to coolant hose feeding into radiator - Genuine BMW - BMW

Connects expansion tank to coolant hose feeding into radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2578088
Mfg#:
17128570061
In Stock
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$54.77

This product was last offered at the strikethrough price on
06-04-2026

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Performance Aluminum Radiator - G2X B58

ES#4900031 - 008765LA01 - High Performance Aluminum Radiator - G2X B58 - Direct-fit upgrade over OEM! Increase cooling capacity & reliability with durable all-aluminum construction. - ECS - BMW

Direct-fit upgrade over OEM! Increase cooling capacity & reliability with durable all-aluminum construction. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4900031
Mfg#:
008765LA01
In Stock
ON SALE! SAVE 15%
$599.99

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

$509.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Genuine BMW Turbocharger to Auxiliary Water Pump Coolant Hose

ES#3178397 - 11538611277 - Genuine BMW Turbocharger to Auxiliary Water Pump Coolant Hose - Connects the turbocharger to the auxiliary water pump. - Genuine BMW - BMW

Connects the turbocharger to the auxiliary water pump. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3178397
Mfg#:
11538611277
In Stock
12% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$84.29

This product was last offered at the strikethrough price on
06-04-2026

$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Pipe - Feed

ES#38983 - 17227567207 - Oil Cooler Pipe - Feed - Keep your circulating oil cool and your engine healthy - Genuine BMW - BMW

Keep your circulating oil cool and your engine healthy affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with high speed synchronisation

Brand:
Genuine BMW - Corporate Logo
ES#:
38983
Mfg#:
17227567207
In Stock
4% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$249.99

This product was last offered at the strikethrough price on
06-04-2026

$240.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal 16" Electric Fan - Black

ES#2652188 - 30102049 - Universal 16" Electric Fan - Black - 2024 CFM. High performance puller fan with curved blades. - Spal - Audi BMW MINI

2024 CFM. High performance puller fan with curved blades. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spal - Corporate Logo
ES#:
2652188
Mfg#:
30102049
In Stock
$207.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Cooling System Refresh Kit - Level 3

ES#4908058 - 008682LA02-RF3KT - Performance Cooling System Refresh Kit - Level 3 - An all-inclusive service and upgrade kit, featuring high-performance components for increased cooling capacity! - Assembled By ECS - BMW

An all-inclusive service and upgrade kit, featuring high-performance components for increased cooling capacity! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4908058
Mfg#:
008682LA02-RF3KT
Back Ordered
Auto Notify
ON SALE! SAVE 12%
$1748.31

This product was last offered at the strikethrough price on
01-03-2026

$1543.65 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Coolant Hose - Radiator to Oil Cooler

ES#38148 - 17117541143 - Coolant Hose - Radiator to Oil Cooler - Replace your leaking hose - Genuine BMW - BMW

Replace your leaking hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with automatic transmission

Brand:
Genuine BMW - Corporate Logo
ES#:
38148
Mfg#:
17117541143
In Stock
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$64.74

This product was last offered at the strikethrough price on
06-04-2026

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Fan Clutch Wrench Set

ES#4000865 - CTAA886L - BMW Fan Clutch Wrench Set - 32mm Wrench removes the lock nuts on the thermo-viscous fan, while the other holds the water pump pulley while loosening the radiator fan - CTA Tools - BMW

32mm Wrench removes the lock nuts on the thermo-viscous fan, while the other holds the water pump pulley while loosening the radiator fan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4000865
Mfg#:
CTAA886L
In Stock
$48.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#3209809 - 17137640515 - Coolant Expansion Tank - Includes level sensor - Rein - BMW
ECS Tuning recommends this product.

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

Brand:
Rein - Corporate Logo
ES#:
3209809
Mfg#:
17137640515
In Stock
$97.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54 Performance Radiator Kit - Automatic/DCT

ES#4730412 - 17117547059eKT - N54 Performance Radiator Kit - Automatic/DCT - Features A CSF High Performance Radiator and must have upgraded silicone cooling lines needed for a confidence inspiring cooling enhancement. - Assembled By ECS - BMW

Features A CSF High Performance Radiator and must have upgraded silicone cooling lines needed for a confidence inspiring cooling enhancement. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4730412
Mfg#:
17117547059EKT
In Stock
ON SALE!
$1104.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing And Heat Exchanger

ES#4609140 - 11428596283 - Oil Filter Housing And Heat Exchanger - Includes heat exchanger and gaskets. - Bremmen Parts - BMW

Includes heat exchanger and gaskets. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with the earlier B46A/B48A (Gen1) Engine Only - Not compatible with the B46D/B48D Engine

Brand:
Bremmen Parts - Corporate Logo
ES#:
4609140
Mfg#:
11428596283
Ships on Aug 19, 2026
Auto Notify
ON SALE! SAVE 20%
$156.99

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

$124.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Connector - Upgraded Aluminum

ES#4769756 - 11118511205 - Coolant Hose Connector - Upgraded Aluminum - Located on the side of the engine block, replaces failure-prone OE plastic construction. - Bremmen Parts - BMW MINI

Located on the side of the engine block, replaces failure-prone OE plastic construction. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4769756
Mfg#:
11118511205
In Stock
ON SALE! SAVE 20%
$42.99

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

$34.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank With Cap, Sensor, And Lower Securing Clamp

ES#3690750 - 17137787039KT - Coolant Expansion Tank With Cap, Sensor, And Lower Securing Clamp - Don't waste time replacing just the tank, replace it all at once to avoid down time with your BMW - Hamburg Tech - BMW

Don't waste time replacing just the tank, replace it all at once to avoid down time with your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3690750
Mfg#:
17137787039KT
In Stock
$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#2562699 - 11537598865 - Thermostat Assembly - A common item to crack causing leaks. - Genuine BMW - BMW

A common item to crack causing leaks. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2562699
Mfg#:
11537598865
In Stock
16% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$194.95

This product was last offered at the strikethrough price on
06-04-2026

$163.95 USD
Free Shipping
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.

Other BMW Engine Cooling Parts

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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