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BMW Cooling Expansion Tank Parts

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Expansion Tank Cap

ES#2874172 - 17117639021 - Expansion Tank Cap - Cap for plastic expansion tank - Febi - BMW

Cap for plastic expansion tank We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2874172
Mfg#:
17117639021
Special Order: No Guaranteed ETA
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Coolant Flange

ES#4343477 - 17111707817 - BMW Coolant Flange - Connects the radiator to the expansion tank - Febi - BMW

Connects the radiator to the expansion tank We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343477
Mfg#:
17111707817
Special Order: No Guaranteed ETA
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#2868201 - 17111741167 - Coolant Expansion Tank - Replace your cracked or faded expansion tank. - Febi - BMW

Replace your cracked or faded expansion tank. We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2868201
Mfg#:
17111741167
Special Order: No Guaranteed ETA
$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMW Coolant Expansion Tank

ES#4343542 - 17137575578 - BMW Coolant Expansion Tank - Coolant Expansion Tank maintains pressure, fluid levels, and prevents engine overheating. - Febi - BMW

Coolant Expansion Tank maintains pressure, fluid levels, and prevents engine overheating. We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343542
Mfg#:
17137575578
Special Order: No Guaranteed ETA
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Coolant Expansion Bottle

ES#4343545 - 17137619189 - BMW Coolant Expansion Bottle - Febi - BMW

We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343545
Mfg#:
17137619189
Special Order: No Guaranteed ETA
$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#5492755 - 17138677649 - Coolant Expansion Tank - Keep your engine cooling system performing at its peak with this direct-replacement Coolant Expansion Tank from Febi Bilstein. - Febi - BMW

Keep your engine cooling system performing at its peak with this direct-replacement Coolant Expansion Tank from Febi Bilstein.

Brand:
Febi - Corporate Logo
ES#:
5492755
Mfg#:
17138677649
Special Order: No Guaranteed ETA
$82.99 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank

ES#5492756 - 17135A6A030 - Coolant Expansion Tank - Restore the integrity and reliability of your BMWs cooling system with the Febi Bilstein Engine Coolant Expansion Tank. - Febi - BMW

Restore the integrity and reliability of your BMW’s cooling system with the Febi Bilstein Engine Coolant Expansion Tank.

Brand:
Febi - Corporate Logo
ES#:
5492756
Mfg#:
17135A6A030
Special Order: No Guaranteed ETA
$82.99 USD
Free Shipping
on orders $49 and up

BMW coolant expansion tank

ES#4343540 - 17134714830 - BMW coolant expansion tank - Includes level sensor. Cap not included - Febi - BMW

Includes level sensor. Cap not included We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343540
Mfg#:
17134714830
Special Order: No Guaranteed ETA
$96.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank - Vaico

ES#4861046 - 17135A6A030 - Expansion Tank - Vaico - Replace your old and brittle expansion tank. Fits B46 B58 S58 egines - Vaico - BMW

Replace your old and brittle expansion tank. Fits B46 B58 S58 egines We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4861046
Mfg#:
17135A6A030
Special Order: No Guaranteed ETA
$151.99 USD
Free Shipping
on orders $49 and up

BMW | Expansion Tank, coolant

ES#4861060 - 17138610653 - BMW | Expansion Tank, coolant - Vaico - BMW

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4861060
Mfg#:
17138610653
Special Order: No Guaranteed ETA
$128.99 USD
Free Shipping
on orders $49 and up

BMW | sensor, coolant level

ES#4854649 - 17137553919 - BMW | sensor, coolant level - Vemo - BMW MINI

Brand:
Vemo - Corporate Logo
ES#:
4854649
Mfg#:
17137553919
Special Order: No Guaranteed ETA
$11.99 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank

Includes level sensor 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5506648
Mfg#:
17137640515
Ships on Feb 22, 2027
ON SALE! SAVE 28%
$109.99

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

$78.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Cap

ES#4328146 - 17111742232 - Expansion Tank Cap - Replace worn or missing pieces. - Meyle - BMW

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

Brand:
Meyle - Corporate Logo
ES#:
4328146
Mfg#:
17111742232
Back Ordered
$10.99 USD
Free Shipping
on orders $49 and up

EXPANSION TANK

ES#5470478 - 17138610652 - EXPANSION TANK - Whether youre under the hood for a weekend project or keeping a high-performance engine in peak shape, the last thing you want to worry about is a brittle cooling system. Thats where the Rein Automotive Expansion Tank - Rein - BMW

Whether you’re under the hood for a weekend project or keeping a high-performance engine in peak shape, the last thing you want to worry about is a brittle cooling system. That’s where the Rein Automotive Expansion Tank 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5470478
Mfg#:
17138610652
Back Ordered
$119.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Hose

ES#5341131 - 17127535536 - Coolant Expansion Tank Hose - Connects the heat management module to the expansion tank's lower port - Rein - BMW

Connects the heat management module to the expansion tank's lower port 2X Entries Into Our F80 M3 Sweepstakes
For Pre-LCI models with the earlier Gen1 B46 engine only

Brand:
Rein - Corporate Logo
ES#:
5341131
Mfg#:
17127535536
Back Ordered
$76.00

This product was last offered at the strikethrough price on
05-13-2026

$73.99 USD
Free Shipping
on orders $49 and up

Radiator Expansion Tank Vent Line Hose

ES#4845471 - 17128651450 - Radiator Expansion Tank Vent Line Hose - Upgrade your BMWs cooling system with the Radiator Expansion Tank Vent Line Hose by Rein, ensuring optimal engine performance and protection against overheating. - Rein - BMW

Upgrade your BMW’s cooling system with the Radiator Expansion Tank Vent Line Hose by Rein, ensuring optimal engine performance and protection against overheating. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4845471
Mfg#:
17128651450
Back Ordered
$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.

Other BMW Cooling Expansion Tank Parts

Let us help you find the parts that fit your BMW

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