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 Clear

BMW E83 X3 M54 2.5L

    • 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 BMW E83 X3 M54 2.5L
Your Vehicle BMW E83 X3 M54 2.5L
Change Clear

BMW E83 X3 M54 2.5L Cooling Expansion Tank Parts

Sort By
Filter By
Return to Top

Coolant Expansion Tank

ES#2534594 - 17137787039 - Coolant Expansion Tank - Does not include cap or coolant level sensor - URO - BMW

Does not include cap or coolant level sensor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534594
Mfg#:
17137787039
Ships in 1 Business Day
$45.99 USD
Free Shipping
on orders $49 and up

Fluid Level Sensor

ES#3673297 - 17137553919 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - JL Germany - BMW

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level

Brand:
JL Germany
ES#:
3673297
Mfg#:
17137553919
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2814079 - 17111742231 - Expansion Tank Cap - Replace worn or missing pieces. - Hamburg Tech - BMW

Replace worn or missing pieces. We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814079
Mfg#:
17111742231
Ships in 1 Business Day
$9.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe Connector

ES#3463469 - 17112248409 - Water Pipe Connector - Located underneath the expansion tank - Bremmen Parts - BMW

Located underneath the expansion tank 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
3463469
Mfg#:
17112248409
Ships on Aug 18, 2026
ON SALE!
$31.61

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

$30.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Label Tab

ES#37721 - 17111439721 - Expansion Tank Label Tab - Shows information on how to read the fluid level - Genuine BMW - BMW

Shows information on how to read the fluid level

Brand:
Genuine BMW - Corporate Logo
ES#:
37721
Mfg#:
17111439721
Ships in 4 Business Days
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E83 Expansion Tank Clamp

ES#38479 - 17132248252 - E83 Expansion Tank Clamp - Found on the lower portion of the expansion tank - Genuine BMW - BMW

Found on the lower portion of the expansion tank

Brand:
Genuine BMW - Corporate Logo
ES#:
38479
Mfg#:
17132248252
Ships in 3 Business Days
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit - Level 2

ES#2795125 - 17117573781KT5 - Expansion Tank Replacement Kit - Level 2 - Upgraded to include a new transmission thermostat and mounting plate - both commonly damaged during expansion tank replacement. - Assembled By ECS - BMW

Upgraded to include a new transmission thermostat and mounting plate - both commonly damaged during expansion tank replacement. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2795125
Mfg#:
17117573781KT5
Ships in 3 Business Days
ON SALE! SAVE 24%
$281.99

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

$214.92 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Mounting Plate

ES#4316585 - 17113400018 - Expansion Tank Mounting Plate - Secures the expansion tank to the radiator - URO - BMW

Secures the expansion tank to the radiator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with a manual transmission

Brand:
URO - Corporate Logo
ES#:
4316585
Mfg#:
17113400018
Ships in 1 Business Day
$90.99 USD
Free Shipping
on orders $49 and up

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 2X Entries For Our 25th Anniversary Sweepstakes!
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.

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