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BMW Engine Cooling Parts

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B58 Mechanical Water Pump

ES#5335344 - 11515B51A35 - B58 Mechanical Water Pump - Keep engine temps low with a new Genuine BMW replacement water pump - Genuine BMW - BMW

Keep engine temps low with a new Genuine BMW replacement water pump

Brand:
Genuine BMW - Corporate Logo
ES#:
5335344
Mfg#:
11515B51A35
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.

$524.99

This product was last offered at the strikethrough price on
07-21-2026

$479.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E9X N54/N55 6MT High-Performance Dual Core Aluminum Radiator

ES#4839753 - 004443LA01 - E9X N54/N55 6MT High-Performance Dual Core Aluminum Radiator - Track-tested and street-readythe ULTIMATE cooling system upgrade for your N54 or N55! - Turner Motorsport - BMW

Track-tested and street-ready—the ULTIMATE cooling system upgrade for your N54 or N55! 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!
For vehicles with manual transmission only

Brand:
Turner Motorsport - Corporate Logo
ES#:
4839753
Mfg#:
004443LA01
Ships on Sep 14, 2026
Auto Notify
ON SALE!
$604.99

This product was last offered at the strikethrough price on
06-13-2026

$586.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Puller Fan Assembly

ES#4818569 - 17117561757 - Auxiliary Puller Fan Assembly - Cooling fan mounted behind the radiator - Bremmen Parts - BMW

Cooling fan mounted behind the radiator 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818569
Mfg#:
17117561757
In Stock
ON SALE! SAVE 15%
$194.99

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

$165.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

European Fan

ES#2813465 - 11522243303 - European Fan - 420mm. Fits like stock with an outer ring to stabilize and reinforce the blades. - Hamburg Tech - BMW

420mm. Fits like stock with an outer ring to stabilize and reinforce the blades. We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813465
Mfg#:
11522243303
In Stock
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump & Thermostat Kit - B46 2.0L

ES#4869783 - 11518638026eKT - Water Pump & Thermostat Kit - B46 2.0L - Includes an OEM water pump, heat management module, and 1 gallon of coolant concentrate - Assembled By ECS - BMW

Includes an OEM water pump, heat management module, and 1 gallon of coolant concentrate 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4869783
Mfg#:
11518638026EKT
In Stock
ON SALE!
$395.99

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

$361.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

CSF Auxiliary Radiator W/ Rock Guard

ES#4715638 - 8258 - CSF Auxiliary Radiator W/ Rock Guard - Upgrade your cooling potential with CSF's performance auxiliary radiator! - CSF - BMW

Upgrade your cooling potential with CSF's performance auxiliary radiator! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
CSF - Corporate Logo
ES#:
4715638
Mfg#:
8258
In Stock at Vendor
6% off MSRP

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

$499.00

This product was last offered at the strikethrough price on
07-21-2026

$469.00 USD
Free Shipping

Radiator Fan Clutch

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

Direct replacement

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

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

$275.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo Coolant Line Kit

ES#4765882 - 11537558900KT3 - Turbo Coolant Line Kit - Includes all four coolant lines and 1 Gallon of Genuine BMW coolant. - Assembled By ECS - BMW

Includes all four coolant lines and 1 Gallon of Genuine BMW coolant. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4765882
Mfg#:
11537558900KT3
In Stock
ON SALE! SAVE 23%
$253.99

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

$194.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Ultimate Hose Kit - Without Coolant

ES#4743315 - 13541719967KKT - Ultimate Hose Kit - Without Coolant - Includes all coolant & heater hoses with new hose clamps - Assembled By ECS - BMW

Includes all coolant & heater hoses with new hose clamps 10X Entries For Our 25th Anniversary Sweepstakes!
Without Coolant

Brand:
Assembled By ECS - Corporate Logo
ES#:
4743315
Mfg#:
13541719967KKT
Back Ordered
Auto Notify
ON SALE!
$286.99

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

$263.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Level 1

ES#3170920 - 11517588885KT3 - ECS Cooling System Refresh Kit - Level 1 - An entry level cooling refresh kit - with high quality aftermarket components - Assembled By ECS - BMW

An entry level cooling refresh kit - with high quality aftermarket components 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with automatic transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3170920
Mfg#:
11517588885KT3
Ships in 3 Business Days
ON SALE! SAVE 24%
$745.99

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

$566.55 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Expansion Tank

ES#4689771 - 17137642160 - Expansion Tank - Quality replacement for your cracked and/or damaged coolant expansion tank. - Bavarian Autosport - BMW

Quality replacement for your cracked and/or damaged coolant expansion tank. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4689771
Mfg#:
17137642160
In Stock
ON SALE! SAVE 20%
$98.99

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

$79.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

F8X High Performance Oil Cooler

ES#4781274 - 008766LA01 - F8X High Performance Oil Cooler - Direct-fit upgrade over OEM! Reduce oil temperatures & safeguard your engine from damage with a larger, thicker aluminum core. - Turner Motorsport - BMW

Direct-fit upgrade over OEM! Reduce oil temperatures & safeguard your engine from damage with a larger, thicker aluminum core. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4781274
Mfg#:
008766LA01
In Stock
ON SALE! SAVE 25%
$356.99

This product was last offered at the strikethrough price on
06-13-2026

$267.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump And Thermostat Kit

ES#3659484 - 11517632426KT-1 - Water Pump And Thermostat Kit - Includes everything you need to replace your water pump and thermostat using Genuine BMW components - Genuine BMW - BMW

Includes everything you need to replace your water pump and thermostat using Genuine BMW components

Brand:
Genuine BMW - Corporate Logo
ES#:
3659484
Mfg#:
11517632426KT-1
Ships in 1 day
$902.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat Assembly

ES#4271427 - 11537598865 - Thermostat Assembly - A common item to crack causing leaks. - URO - BMW

A common item to crack causing leaks. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4271427
Mfg#:
11537598865
In Stock
$83.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Return Line

ES#38447 - 17127548230 - Heater Return Line - From the heater core to the expansion tank - Genuine BMW - BMW

From the heater core to the expansion tank For vehicles with DCT transmission

Brand:
Genuine BMW - Corporate Logo
ES#:
38447
Mfg#:
17127548230
In Stock
$173.21 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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