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BMW Z4 2.5i M54 2.5L

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F80 M3 Sweepstakes Details
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BMW Z4 2.5i M54 2.5L Cooling Expansion Tank Parts

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Expansion Tank Mounting Plate

ES#4304678 - 17111436251 - Expansion Tank Mounting Plate - Mounts to the side of the radiator for retaining the expansion tank - Bavarian Autosport - BMW

Mounts to the side of the radiator for retaining the expansion tank 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
For vehicles with an automatic transmission only

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304678
Mfg#:
17111436251
In Stock
ON SALE! SAVE 30%
$45.99

This product was last offered at the strikethrough price on
11-07-2026

$32.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#4304653 - 17117639022 - Expansion Tank Cap - Prevent pressure loss and overheating with a new expansion tank cap - Bavarian Autosport - BMW
ECS Tuning recommends this product.

Prevent pressure loss and overheating with a new expansion tank cap 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304653
Mfg#:
17117639022
In Stock
ON SALE! SAVE 30%
$13.99

This product was last offered at the strikethrough price on
11-07-2026

$9.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fluid Level Sensor

ES#38492 - 17137553919 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - Genuine BMW - BMW MINI

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

Brand:
Genuine BMW - Corporate Logo
ES#:
38492
Mfg#:
17137553919
In Stock
17% off MSRP

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

$49.59

This product was last offered at the strikethrough price on
11-12-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2777575 - 17117639022 - Expansion Tank Cap - Replace worn or missing pieces. - Genuine BMW - BMW

Replace worn or missing pieces.

Brand:
Genuine BMW - Corporate Logo
ES#:
2777575
Mfg#:
17117639022
In Stock
21% off MSRP

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

$34.96

This product was last offered at the strikethrough price on
11-12-2026

$27.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fluid Level Sensor

ES#2874178 - 17137553919 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - Febi - BMW MINI

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2874178
Mfg#:
17137553919
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2 Pin Connector

ES#4772597 - 61132359999 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. - ECS - BMW MINI

Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772597
Mfg#:
61132359999
In Stock
ON SALE! SAVE 40%
$10.99

This product was last offered at the strikethrough price on
11-07-2026

$6.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#2795983 - 17117573751 - Coolant Expansion Tank - Does not include cap or coolant level sensor - URO - BMW

Does not include cap or coolant level sensor 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2795983
Mfg#:
17117573751
Ships in 2 Business Days
$64.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#3023872 - 17111742231 - Expansion Tank Cap - Replace when performing cooling service. - Mahle-Behr - BMW

Replace when performing cooling service.

Brand:
Mahle-Behr - Corporate Logo
ES#:
3023872
Mfg#:
17111742231
In Stock
$20.99

This product was last offered at the strikethrough price on
09-10-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Mounting Plate

ES#37703 - 17111436251 - Expansion Tank Mounting Plate - Mounts to the side of the radiator for retaining the expansion tank - Genuine BMW - BMW

Mounts to the side of the radiator for retaining the expansion tank For vehicles with automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
37703
Mfg#:
17111436251
In Stock
3% off MSRP

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

$112.99

This product was last offered at the strikethrough price on
07-10-2026

$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fluid Level Sensor

ES#260195 - 17137524812 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - URO - BMW MINI

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
260195
Mfg#:
17137524812
In Stock
$10.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe Connector

ES#38012 - 17112248409 - Water Pipe Connector - Located underneath the expansion tank - Genuine BMW - BMW

Located underneath the expansion tank

Brand:
Genuine BMW - Corporate Logo
ES#:
38012
Mfg#:
17112248409
Ships in 1-2 days
2% off MSRP

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

$63.99

This product was last offered at the strikethrough price on
11-12-2026

$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Mount

ES#4316584 - 17112248408 - Expansion Tank Mount - Mounts to the radiator to support the coolant expansion tank. - URO - BMW

Mounts to the radiator to support the coolant expansion tank. 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4316584
Mfg#:
17112248408
Ships in 2 Business Days
$69.99 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. 5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3672879
Mfg#:
17117639022
In Stock
ON SALE! SAVE 40%
$14.99

This product was last offered at the strikethrough price on
11-07-2026

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

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

Brand:
Genuine BMW - Corporate Logo
ES#:
37772
Mfg#:
17111707777
Ships in 1-2 days
$21.99

This product was last offered at the strikethrough price on
11-12-2026

$21.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#38199 - 17117573751 - Coolant Expansion Tank - Does not include cap or coolant level sensor - Genuine BMW - BMW

Does not include cap or coolant level sensor

Brand:
Genuine BMW - Corporate Logo
ES#:
38199
Mfg#:
17117573751
Ships in 1-2 days
$281.99

This product was last offered at the strikethrough price on
08-13-2026

$189.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Charge Cooler Tank Cap Cover (Gloss)

ES#4904982 - BM-0032 - Carbon Charge Cooler Tank Cap Cover (Gloss) - Take your BMW to the next level with the AutoTecknic Dry Carbon Fiber Charge Cooler Reservoir Cap Cover. - AUTOTECKNIC - BMW

Take your BMW to the next level with the AutoTecknic Dry Carbon Fiber Charge Cooler Reservoir Cap Cover.

Brand:
AUTOTECKNIC - Corporate Logo
ES#:
4904982
Mfg#:
BM-0032
In Stock
Limited Qty Sale
$64.99

This product was last offered at the strikethrough price on
11-07-2026

$57.99 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.

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