Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW Cooling System Service & Maintenance Parts

Sort By
Filter By
Return to Top

Performance Water Pump & Thermostat Replacement Kit

ES#4818073 - 11517846361KT3 - Performance Water Pump & Thermostat Replacement Kit - Featuring a Genuine BMW water pump and HT 90*C thermostat! - Assembled By ECS - BMW

Featuring a Genuine BMW water pump and HT 90*C thermostat! 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#:
4818073
Mfg#:
11517846361KT3
Ships in 1-2 days
$489.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

SuperCool Performance Coolant - Concentrate - 1 Gallon

ES#4338528 - 81205 - SuperCool Performance Coolant - Concentrate - 1 Gallon - Redline's state of the art coolant offering premium performance and protection. Fortified with Waterwetter! - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Redline's state of the art coolant offering premium performance and protection. Fortified with Waterwetter! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
4338528
Mfg#:
81205
In Stock
$68.99 USD
Free Shipping
on orders $49 and up

ECS Cooling System Refresh Kit - Level 2

ES#4738940 - G30540CRFKT - ECS Cooling System Refresh Kit - Level 2 - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
4738940
Mfg#:
G30540CRFKT
Ships in 1 Business Day
$1874.99

This product was last offered at the strikethrough price on
04-16-2026

$1842.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Level 2

ES#4017140 - 11517644809-1KT - ECS Cooling System Refresh Kit - Level 2 - Stop your cooling problems before they start using all OEM parts. - Genuine BMW - BMW

Stop your cooling problems before they start using all OEM parts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
4017140
Mfg#:
11517644809-1KT
Ships in 1 Business Day
$1851.99

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

$1823.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Level 2

ES#2597740 - 17117547059KT - ECS Cooling System Refresh Kit - Level 2 - A more advanced refresh kit - with with all cooling system hoses and accessory belt - Genuine BMW - BMW

A more advanced refresh kit - with with all cooling system hoses and accessory belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
2597740
Mfg#:
17117547059KT
Ships in 1-2 days
$1799.99

This product was last offered at the strikethrough price on
06-08-2026

$1795.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Level 3

ES#2228846 - 17119071519KT2 - ECS Cooling System Refresh Kit - Level 3 - The ultimate cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and a GEBA water pump - Assembled By ECS - BMW

The <font color='red'> ultimate</font> cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and a GEBA water pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with a production date from 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2228846
Mfg#:
17119071519KT2
Ships on Jul 16, 2026
Auto Notify
ON SALE!
$924.99

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

$895.37 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3

ES#4666879 - 17127510952KT12 - Cooling System Refresh Kit - Level 3 - Assembled By ECS - BMW

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#:
4666879
Mfg#:
17127510952KT12
Back Ordered
Auto Notify
$1770.99

This product was last offered at the strikethrough price on
03-09-2026

$1739.99 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3

ES#2966397 - 11517839062KT5 - Cooling System Refresh Kit - Level 3 - The ultimate kit to eliminate your cooling system issues and get you back on the road worry free - Assembled By ECS - BMW

The ultimate kit to eliminate your cooling system issues and get you back on the road worry free affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 04/2008

Brand:
Assembled By ECS - Corporate Logo
ES#:
2966397
Mfg#:
11517839062KT5
Back Ordered
Auto Notify
$1774.99

This product was last offered at the strikethrough price on
04-07-2026

$1738.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Level 1

ES#3552867 - 17137542986KT - ECS Cooling System Refresh Kit - Level 1 - Stop your cooling problems before they start using all OEM parts. - Genuine BMW - BMW

Stop your cooling problems before they start using all OEM parts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
3552867
Mfg#:
17137542986KT
Ships in 1-2 days
$1728.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Level 2

ES#3552895 - 171375429l2KT - ECS Cooling System Refresh Kit - Level 2 - A more advanced OE refresh kit - with with primary cooling system hoses and accessory belt - Genuine BMW - BMW

A more advanced OE refresh kit - with with primary cooling system hoses and accessory belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3552895
Mfg#:
171375429L2KT
Ships in 1-2 days
$1662.90 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Filter Housing & Heat Management Module Kit - Level 2

Includes the components needed to replace the two biggest B48 cooling issues, plus most of the "while you are in there" parts we highly recommend replacing - featuring an Aluminum Oil Filter Housing, Coolant Thermostat Module, and coolant pump assembly! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles without Energy Recovery System (S1CEA)
For later models with the B48 Gen2 (B48D) engine only - Not compatible with earlier Gen1 engines

Brand:
Assembled By ECS - Corporate Logo
ES#:
5425175
Mfg#:
G2XB48DOFHL2KT
Ships in 8 Business Days
ON SALE!
$1733.99

This product was last offered at the strikethrough price on
06-15-2026

$1662.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Level 1

ES#2682238 - 17137607482KT - ECS Cooling System Refresh Kit - Level 1 - Stop your cooling problems before they start using all OEM parts. - Genuine BMW - BMW

Stop your cooling problems before they start using all OEM parts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
2682238
Mfg#:
17137607482KT
Ships in 1-2 days
$1654.99

This product was last offered at the strikethrough price on
06-08-2026

$1649.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Level 1

ES#1596865 - ECSE391153 - ECS Cooling System Refresh Kit - Level 1 - Stop your cooling problems before they start - featuring a GEBA water pump with a metal impeller - Assembled By ECS - BMW

Stop your cooling problems before they start - featuring a GEBA water pump with a metal impeller 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#:
1596865
Mfg#:
ECSE391153
In Stock
ON SALE!
$352.99

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

$323.97 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

M52TU/M54 Mechanical Thermostat Conversion

ES#4709399 - 008785LA01T - M52TU/M54 Mechanical Thermostat Conversion - Upgrade from your all-in-one plastic thermostat assembly to a stout and reliable billet mechanical thermostat setup! - Turner Motorsport - BMW

Upgrade from your all-in-one plastic thermostat assembly to a stout and reliable billet mechanical thermostat setup! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4709399
Mfg#:
008785LA01T
Ships on Jul 21, 2026
ON SALE!
Starting at $312.37 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 1

ES#2682141 - 11517632426KT - ECS Cooling System Refresh Kit - Level 1 - Stop your cooling problems before they start using all OEM parts. - Genuine BMW - BMW

Stop your cooling problems before they start using all OEM parts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission

Brand:
Genuine BMW - Corporate Logo
ES#:
2682141
Mfg#:
11517632426KT
Ships in 1-2 days
$1551.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Level 1

ES#2090729 - ECSE90N54CRKT - ECS Cooling System Refresh Kit - Level 1 - An entry level cooling refresh kit - with OEM components - Genuine BMW - BMW

An entry level cooling refresh kit - with OEM components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
2090729
Mfg#:
ECSE90N54CRKT
Ships in 1-2 days
$1530.99

This product was last offered at the strikethrough price on
06-08-2026

$1526.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About Cooling System Service & Maintenance Parts

From individual cooling system parts to full cooling system refresh kits and cooling system upgrades, we have it all right here so you can keep your engine temperature in check or improve cooling system performance to meet the demands you place on your car.

Other BMW Cooling System Service & Maintenance 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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings