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

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
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW M3 Engine Cooling Parts

Sort By
Filter By
Return to Top

Expansion Tank Mounting Clamp

ES#37772 - 17111707777 - Expansion Tank Mounting Clamp - Locks the expansion tank into the mounting plate via the large hole in the bottom of the tank - Genuine BMW - BMW

Locks the expansion tank into the mounting plate via the large hole in the bottom of the tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37772
Mfg#:
17111707777
In Stock
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

ES#2534458 - 11531720722 - Radiator Hose - Upper - Hose from radiator to water pump - URO - BMW

Hose from radiator to water pump 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#:
2534458
Mfg#:
11531720722
Ships in 1 Business Day
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling O-Ring - Priced Each

ES#4147013 - 17111711987 - Cooling O-Ring - Priced Each - Fits various components in the cooling system - URO - BMW

Fits various components in the 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#:
4147013
Mfg#:
17111711987
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

HVAC Heater Core

ES#2714036 - 64119229486 - HVAC Heater Core - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2714036
Mfg#:
64119229486
Ships in 2 Business Days
10% off MSRP

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

$193.99

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

$174.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#2803705 - 17111723520 - Coolant Expansion Tank - Does not include cap or coolant level sensor - Rein - BMW

Does not include cap or coolant 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#:
2803705
Mfg#:
17111723520
Ships in 1 Business Day
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Radiator Mount - Priced Each

ES#2814064 - 17111178412 - Lower Radiator Mount - Priced Each - Rubber lower mount for your radiator - Hamburg Tech - BMW

Rubber lower mount for your radiator 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#:
2814064
Mfg#:
17111178412
In Stock
$1.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp

ES#24879 - 11531714433 - Hose Clamp - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
24879
Mfg#:
11531714433
In Stock
14% off MSRP

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

$6.99

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

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Inlet Gasket - Priced Each

ES#25202 - 11537835651 - Coolant Inlet Gasket - Priced Each - 2 required - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
25202
Mfg#:
11537835651
Ships in 5 Business Days
5% off MSRP

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

$21.99

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

$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant level sensor

ES#2871884 - 61318360855 - Coolant level sensor - Monitors the coolant level in the expansion tank - Febi - BMW

Monitors the coolant level in the expansion tank 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#:
2871884
Mfg#:
61318360855
In Stock
ON SALE! SAVE 34%
$18.22

This product was last offered at the strikethrough price on
05-14-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Duct Cover

ES#129804 - 51718211467 - Air Duct Cover - Located under the hood, above the grilles and front bumper. Helps direct air toward the front radiator. - Genuine BMW - BMW

Located under the hood, above the grilles and front bumper. Helps direct air toward the front radiator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
129804
Mfg#:
51718211467
In Stock
Limited Qty Sale
$59.99

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

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling hose kit

ES#2996412 - 115317263449KT - Cooling hose kit - Includes all cooling system hose and new hose clamps - Assembled By ECS - BMW

Includes all cooling system hose and new hose clamps 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#:
2996412
Mfg#:
115317263449KT
Ships on Sep 24, 2026
Auto Notify
ON SALE! SAVE 23%
$213.99

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

$164.66 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Line - Low-Temperature Radiator-

ES#2859459 - 17117848791 - Line - Low-Temperature Radiator- - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2859459
Mfg#:
17117848791
Ships in 5 Business Days
7% off MSRP

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

$87.99

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

$81.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#3672879 - 17117639022 - Expansion Tank Cap - Replace worn or missing pieces. - Meyle - BMW

Replace worn or missing pieces. 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#:
3672879
Mfg#:
17117639022
In Stock
ON SALE! SAVE 44%
$15.99

This product was last offered at the strikethrough price on
12-29-2025

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E30 M3 Water hose Connecter

ES#24736 - 11531309756 - E30 M3 Water hose Connecter - Hose that helps disperse water from the thermostat to the rest of your engine - Genuine BMW - BMW

Hose that helps disperse water from the thermostat to the rest of your engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24736
Mfg#:
11531309756
Special Order: No Guaranteed ETA
5% off MSRP

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

$169.99

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

$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MMX Billet Air Conditioning Caps - Pair - Black R134A

Sealing Cap For Suction Line and Pressure Line affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MMX Performance - Corporate Logo
ES#:
5396267
Mfg#:
MMR03-0004
Ships in 5 Business Days
$40.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connection Pipe

ES#25210 - 11537838203 - Connection Pipe - Connects water pump to thermostat - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
25210
Mfg#:
11537838203
Ships in 2 Business Days
5% off MSRP

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

$41.99

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

$39.99 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

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