Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle

BMW M3 Cooling Expansion Tank Parts

Sort By
Filter By
Return to Top
ES#3984619 - 17111707777 - Expansion Tank Mounting Clamp - Locks the expansion tank into the mounting plate via the large hole in the bottom of the tank - URO - 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
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3984619
Mfg#:
17111707777
Ships in 1 Business Day
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2814079 - 17111742231 - Expansion Tank Cap - Replace worn or missing pieces. - Hamburg Tech - 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:
Hamburg Tech - Corporate Logo
ES#:
2814079
Mfg#:
17111742231
Ships in 2 Business Days
$9.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3235345 - 17111723521 - Expansion Tank Hose - Connects the expansion tank to the radiator - Gates - BMW

Connects the expansion tank to the radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
3235345
Mfg#:
17111723521
Ships on Jun 23, 2026
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#68559 - 41122256492 - Mounting bracket - Used to mount your coolant tank - Genuine BMW - BMW

Used to mount your coolant tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For convertible models only

Brand:
Genuine BMW - Corporate Logo
ES#:
68559
Mfg#:
41122256492
Ships in 1-2 days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1599539 - 61318360855 - Coolant Level Sensor - Monitors the coolant level in the expansion tank - Vemo - BMW

Monitors the coolant level in the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
1599539
Mfg#:
61318360855
Special Order: No Guaranteed ETA
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#37956 - 17112225399 - Expansion Tank Hose - Replace your leaking expansion tank hose today - Genuine BMW - BMW

Replace your leaking expansion tank hose today affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37956
Mfg#:
17112225399
Ships in 5 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2816040 - 61318360855 - Coolant Level Sensor - Monitors the coolant level in the expansion tank - Hamburg Tech - 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:
Hamburg Tech - Corporate Logo
ES#:
2816040
Mfg#:
61318360855
Ships in 2 Business Days
$14.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2814070 - 17111707777 - Expansion Tank Mounting Clamp - Locks the expansion tank into the mounting plate via the large hole in the bottom of the tank - Hamburg Tech - 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
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814070
Mfg#:
17111707777
Ships in 2 Business Days
$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4900218 - BM-0803-RC - Carbon Coolant Expansion Tank Cap Cover (Red Carbon) - Upgrade to AutoTecknics Pre-Preg Carbon Fiber Coolant Expansion Tank Cap Cover in Red Carbon and give your BMW the exclusive, high-performance look it deserves. - Autotech - BMW

Upgrade to AutoTecknic’s Pre-Preg Carbon Fiber Coolant Expansion Tank Cap Cover in Red Carbon and give your BMW the exclusive, high-performance look it deserves. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Autotech - Corporate Logo
ES#:
4900218
Mfg#:
BM-0803-RC
Ships in 7 Business Days
$74.99 USD
Free Shipping
on orders $49 and up

Eliminate your failure-prone plastic tank! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Moroso - Corporate Logo
ES#:
4812407
Mfg#:
63799
In Stock at Vendor
$459.99 USD
Free Shipping
on orders $49 and up
ES#4308626 - 17138093924 - Coolant Expansion Tank - Main coolant tank - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
4308626
Mfg#:
17138093924
Ships in 1-2 days
6% off MSRP

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

$248.99

This product was last offered at the strikethrough price on
06-03-2026

$232.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant tank for the water to air intercooler system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
4308627
Mfg#:
17138093925
Ships in 1-2 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.

$212.99

This product was last offered at the strikethrough price on
06-03-2026

$198.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4882954 - 201-0394-BLK - Black Auxiliary Coolant Reservoir Cap - Functional and stunningly stylish way to add a nice touch to any engine bay - Precision Raceworks - BMW

Functional and stunningly stylish way to add a nice touch to any engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4882954
Mfg#:
201-0394-BLK
Ships in 10 Business Days
$99.99

This product was last offered at the strikethrough price on
01-22-2026

$94.99 USD
Free Shipping
on orders $49 and up
ES#4723381 - 3142380005 - Expansion tank cap - Upgrade your BMW's cooling system with the reliable Meyle Expansion Tank Cap to ensure performance and longevity. - Meyle - BMW MINI

Upgrade your BMW's cooling system with the reliable Meyle Expansion Tank Cap to ensure performance and longevity. 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#:
4723381
Mfg#:
3142380005
Special Order: No Guaranteed ETA
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4328150 - 17117546548 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - Meyle - BMW

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level 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#:
4328150
Mfg#:
17117546548
Special Order: No Guaranteed ETA
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Cooling Expansion Tank Parts

A common source of overheating problems is a broken or leaking coolant expansion tank. Replace it with an OEM coolant expansion tank or quality aftermarket expansion tank to prevent future woes.

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