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 Cooling Expansion Tank Parts

Sort By
Filter By
Return to Top

Black Auxiliary Coolant Reservoir Cap

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

Brand:
Precision Raceworks - Corporate Logo
ES#:
4882954
Mfg#:
201-0394-BLK
Ships in 9 Business Days
$94.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Replacement Kit - Level 2

ES#2792725 - 17117573781KT3 - Expansion Tank Replacement Kit - Level 2 - More advanced expansion tank replacement kit - Assembled By ECS - BMW

More advanced expansion tank replacement kit 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2792725
Mfg#:
17117573781KT3
Ships on Nov 10, 2026
ON SALE! SAVE 39%
$306.99

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

$187.13 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#3032465 - 17137647713 - Coolant Expansion Tank - Replace your cracked or faded tank - Mahle-Behr - BMW

Replace your cracked or faded tank

Brand:
Mahle-Behr - Corporate Logo
ES#:
3032465
Mfg#:
17137647713
Ships on Nov 10, 2026
$81.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank - With Cap

Includes level sensor 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5482426
Mfg#:
17137640514
Ships in 9 Business Days
ON SALE! SAVE 10%
$69.99

This product was last offered at the strikethrough price on
10-08-2026

$62.99 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank

ES#4328181 - 17137823626 - Coolant Expansion Tank - Mounts towards the front of the engine bay - Meyle - BMW MINI

Mounts towards the front of the engine bay 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4328181
Mfg#:
17137823626
Ships on Nov 16, 2026
$74.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#4609188 - 17138687503 - Coolant Expansion Tank - Replace your cracked or faded tank - Meyle - BMW MINI

Replace your cracked or faded tank 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4609188
Mfg#:
17138687503
Ships on Nov 16, 2026
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion tank cap

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. 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4723381
Mfg#:
3142380005
Ships on Nov 16, 2026
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#4487474 - 17137642158 - Coolant Expansion Tank - Includes level sensor - Meyle - BMW

Includes level sensor 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4487474
Mfg#:
17137642158
Ships on Nov 16, 2026
$111.99 USD
Free Shipping
on orders $49 and up

Charge Air Cooler Expansion Tank

ES#4900716 - 17138617045 - Charge Air Cooler Expansion Tank - Replace your cracked or leaking tank - Meyle - BMW

Replace your cracked or leaking tank 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4900716
Mfg#:
17138617045
Ships on Nov 16, 2026
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fluid Level Sensor

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 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4328150
Mfg#:
17117546548
Ships on Nov 16, 2026
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#4900715 - 17137642160 - Expansion Tank - Replacement for your cracked and/or damaged coolant expansion tank. - Meyle - BMW

Replacement for your cracked and/or damaged coolant expansion tank. 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4900715
Mfg#:
17137642160
Ships on Nov 16, 2026
$97.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#5480651 - 17128570061 - Expansion Tank Hose - Nothing ruins a weekend drive faster than a brittle, leaking cooling hose. If your factory hose has seen better days, this precision-molded coolant recovery tank hose is the perfect weekend DIY fix to restore your cooling system's integrity. - URO - BMW

Nothing ruins a weekend drive faster than a brittle, leaking cooling hose. If your factory hose has seen better days, this precision-molded coolant recovery tank hose is the perfect weekend DIY fix to restore your cooling system's integrity. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
5480651
Mfg#:
17128570061
Ships on Jan 11, 2027
$26.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Cap

Cap for plastic expansion tank 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5504952
Mfg#:
17117639021
Ships on Nov 27, 2026
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E30 Coolant Expansion Tank

Replace your cracked or faded expansion tank. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 09/1987

Brand:
Bremmen Parts - Corporate Logo
ES#:
5506683
Mfg#:
17111712641
Ships on Nov 27, 2026
ON SALE!
$49.99

This product was last offered at the strikethrough price on
10-20-2026

$46.99 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank Cap

ES#5491375 - 46221 - Coolant Expansion Tank Cap - Keep your BMWs cooling system performing exactly as intended with this premium replacement coolant expansion tank cap from Febi Bilstein. - Febi - BMW

Keep your BMW’s cooling system performing exactly as intended with this premium replacement coolant expansion tank cap from Febi Bilstein.

Brand:
Febi - Corporate Logo
ES#:
5491375
Mfg#:
46221
Special Order: No Guaranteed ETA
$19.99 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank

ES#5492617 - 17137642160 - Coolant Expansion Tank - Keep your cooling system sealed tight and operating at peak thermal efficiency with this premium Coolant Expansion Tank from Febi Bilstein. - Febi - BMW

Keep your cooling system sealed tight and operating at peak thermal efficiency with this premium Coolant Expansion Tank from Febi Bilstein.

Brand:
Febi - Corporate Logo
ES#:
5492617
Mfg#:
17137642160
Special Order: No Guaranteed ETA
$62.99 USD
Free Shipping
on orders $49 and up

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.

Other BMW Cooling Expansion Tank 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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings