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BMW Cooling Expansion Tank Parts

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Coolant hose

ES#2803676 - 17127509966 - Coolant hose - Connects to the bottom of the expansion tank - Rein - BMW

Connects to the bottom of the expansion tank 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803676
Mfg#:
17127509966
Ships in 4 Business Days
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Overflow Hose

ES#5341135 - 17128651298 - Coolant Expansion Tank Overflow Hose - Connects the expansion tank to the upper radiator hose - Rein - BMW

Connects the expansion tank to the upper radiator hose 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5341135
Mfg#:
17128651298
Back Ordered
$31.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Cap

ES#2534586 - 17114379047 - Expansion Tank Cap - 1.2 Bar pressure - URO - BMW

1.2 Bar pressure 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 09/1987

Brand:
URO - Corporate Logo
ES#:
2534586
Mfg#:
17114379047
Ships in 2 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Coolant Flange

ES#4343473 - 17107500745 - BMW Coolant Flange - Used to connect the hoses to the overflow bottle - Febi - BMW

Used to connect the hoses to the overflow bottle We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343473
Mfg#:
17107500745
Ships on Jan 25, 2027
$30.99 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 Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
3463469
Mfg#:
17112248409
Ships on Nov 11, 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

CAP- EXPANSION TANK

ES#2801014 - 17117639021 - CAP- EXPANSION TANK - Cap for plastic expansion tank - Meistersatz - BMW

Cap for plastic expansion tank

Brand:
Meistersatz - Corporate Logo
ES#:
2801014
Mfg#:
17117639021
Ships in 4 Business Days
$30.99

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

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#3509362 - 17127592645 - Expansion Tank Hose - Hose for the expansion tank to the radiator - Rein - BMW

Hose for the expansion tank to the radiator 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3509362
Mfg#:
17127592645
Ships in 4 Business Days
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank With Cap

ES#5374552 - EPK0012 - Coolant Expansion Tank With Cap - Does not include cap or coolant level sensor - Rein - BMW

Does not include cap or coolant level sensor 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5374552
Mfg#:
EPK0012
Back Ordered
$29.99 USD
Free Shipping
on orders $49 and up

Coolant Level Sensor

ES#2816042 - 61318360876 - Coolant Level Sensor - Monitors the coolant level in the expansion tank - Hamburg Tech - BMW

Monitors the coolant level in the expansion tank We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1998

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816042
Mfg#:
61318360876
Ships in 2 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mounting bracket

ES#68559 - 41122256492 - Mounting bracket - Used to mount your coolant tank - Genuine BMW - BMW

Used to mount your coolant tank For convertible models only

Brand:
Genuine BMW - Corporate Logo
ES#:
68559
Mfg#:
41122256492
Ships in 3 Business Days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E36 Coolant Level Sensor

ES#3673298 - 61311384739 - E36 Coolant Level Sensor - Located on the expansion tank - JL Germany - BMW

Located on the expansion tank For vehicles with production date up to 03/1996

Brand:
JL Germany
ES#:
3673298
Mfg#:
61311384739
Ships on Jan 25, 2027
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Line

ES#3420205 - 17127536235 - Coolant Line - Connects to the bottom of the expansion tank - Burgaflex - BMW

Connects to the bottom of the expansion tank

Brand:
Burgaflex - Corporate Logo
ES#:
3420205
Mfg#:
17127536235
Ships in 9 Business Days
$25.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2534587 - 17137516004 - Expansion Tank Cap - Cap for plastic expansion tank - URO - BMW

Cap for plastic expansion tank 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534587
Mfg#:
17137516004
Ships in 2 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap Seal

ES#2091416 - 17111723117 - Expansion Tank Cap Seal - Keep your coolant in. - MTC - BMW

Keep your coolant in.

Brand:
MTC - Corporate Logo
ES#:
2091416
Mfg#:
17111723117
Ships in 7 Business Days
$1.99 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

BMW | Cap, coolant tank

ES#4860935 - 17117639021 - BMW | Cap, coolant tank - Vaico - BMW

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4860935
Mfg#:
17117639021
Ships in 2 Business Days
$19.99 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

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