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BMW Engine Cooling Parts

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ECS Performance Coolant Outlet Hose Kit

ES#4164360 - 004481LA01 - ECS Performance Coolant Outlet Hose Kit - Upgrade to a much more durable connection from your thermostat to your cylinder head! - ECS - BMW

Upgrade to a much more durable connection from your thermostat to your cylinder head! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4164360
Mfg#:
004481LA01
In Stock
ON SALE! SAVE 10%
$110.99

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

$99.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT Billet / Silicone Full Coolant Hose Kit - Red

ES#4475786 - VTT-N54-COOLANTR - VTT Billet / Silicone Full Coolant Hose Kit - Red - Upgrade your BMW's cooling system hoses and eliminate the chance of failed connectors and leaks with this kit from Vargas Turbo Technologies - Vargas Turbo Technologies - BMW

Upgrade your BMW's cooling system hoses and eliminate the chance of failed connectors and leaks with this kit from Vargas Turbo Technologies affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4475786
Mfg#:
VTT-N54-COOLANTR
In Stock
$461.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

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

A common item to crack causing leaks. 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#:
4271427
Mfg#:
11537598865
In Stock
$83.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Without Coolant

Brand:
Assembled By ECS - Corporate Logo
ES#:
4743315
Mfg#:
13541719967KKT
In Stock
ON SALE!
$286.99

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

$273.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Performance Stepped Intercooler

ES#4920130 - 004253LA02 - N54/N55 Performance Stepped Intercooler - Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance. - Turner Motorsport - BMW

Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4920130
Mfg#:
004253LA02
In Stock
ON SALE! SAVE 15%
$469.02

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

$398.67 USD
Free Shipping

Thermostat

ES#4017637 - 11537549476 - Thermostat - Restore proper function to your cooling system - URO - BMW

Restore proper function to your cooling system 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#:
4017637
Mfg#:
11537549476
In Stock
$74.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Radiator

ES#2766393 - MMRADE9007 - Performance Aluminum Radiator - Fully brazed two-row aluminum core with TIG-welded end tanks - Mishimoto - BMW

Fully brazed two-row aluminum core with TIG-welded end tanks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
35% increase in coolant capacity with a 25% increase in core thickness!
For vehicles with manual transmission only

Brand:
Mishimoto - Corporate Logo
ES#:
2766393
Mfg#:
MMRADE9007
In Stock
$559.99 USD
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with DCT transmission

Brand:
Genuine BMW - Corporate Logo
ES#:
38447
Mfg#:
17127548230
In Stock
$173.23

This product was last offered at the strikethrough price on
01-07-2026

$173.21 USD
Free Shipping
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 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#:
4869783
Mfg#:
11518638026EKT
Ships on Jul 29, 2026
Auto Notify
ON SALE!
$395.99

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

$361.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

High-Performance Engine Oil Cooler - G8X

ES#4727508 - 8266 - High-Performance Engine Oil Cooler - G8X - Keep your engine oil tempratures in check even under the harshest of track conditions with CSF's performance S58 oil cooler! - CSF - BMW

Keep your engine oil tempratures in check even under the harshest of track conditions with CSF's performance S58 oil cooler! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CSF - Corporate Logo
ES#:
4727508
Mfg#:
8266
In Stock
$599.00 USD
Free Shipping

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

Brand:
Genuine BMW - Corporate Logo
ES#:
3659484
Mfg#:
11517632426KT-1
Ships in 1 day
$900.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with automatic transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3170920
Mfg#:
11517588885KT3
Ships on Jul 7, 2026
Auto Notify
ON SALE! SAVE 20%
$747.99

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

$598.49 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

E90 335d Performance Stepped Intercooler

ES#4908281 - 004238LA02 - E90 335d Performance Stepped Intercooler - Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance. - Turner Motorsport - BMW

Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4908281
Mfg#:
004238LA02
In Stock
ON SALE! SAVE 15%
$469.02

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

$398.67 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heater Return Line

ES#4772997 - 17127548230 - Heater Return Line - From the heater core to the expansion tank - Bremmen Parts - BMW

From the heater core to the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with automatic transmission

Brand:
Bremmen Parts - Corporate Logo
ES#:
4772997
Mfg#:
17127548230
In Stock
ON SALE! SAVE 15%
$101.99

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

$86.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Cooling Fan Assembly

ES#2709388 - 17117561757 - Auxiliary Cooling Fan Assembly - Cooling fan mounted behind the radiator - URO - BMW
ECS Tuning recommends this product.

Cooling fan mounted behind the radiator 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#:
2709388
Mfg#:
17117561757
In Stock
$217.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VTT Complete N54 Coolant Hose Kit - Blue

ES#4475785 - VTT-N54-COOLANTB - VTT Complete N54 Coolant Hose Kit - Blue - Coolant hose that last longer than OEM! - Vargas Turbo Technologies - BMW

Coolant hose that last longer than OEM! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4475785
Mfg#:
VTT-N54-COOLANTB
In Stock
$464.99 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.

Other BMW Engine Cooling Parts

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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