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BMW E38 750iL M73 5.4L

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BMW E38 750iL M73 5.4L Cooling Expansion Tank Parts

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Expansion Tank Cap Seal

ES#37883 - 17111723117 - Expansion Tank Cap Seal - Keep coolant in. - Genuine BMW - BMW

Keep coolant in.

Brand:
Genuine BMW - Corporate Logo
ES#:
37883
Mfg#:
17111723117
Ships in 1-3 days
$12.99

This product was last offered at the strikethrough price on
06-23-2026

$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank With Cap - M60/M62

ES#5374542 - EPK0013 - Coolant Expansion Tank With Cap - M60/M62 - Plastic has a limited lifespan - replace every 80,000 miles - Rein - BMW

Plastic has a limited lifespan - replace every 80,000 miles 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5374542
Mfg#:
EPK0013
In Stock at Vendor
$71.99 USD
Free Shipping
on orders $49 and up

Coolant Level Sensor

ES#2534641 - 61318360876 - Coolant Level Sensor - Monitors the coolant level in the expansion tank - URO - BMW

Monitors the coolant level in the expansion tank 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534641
Mfg#:
61318360876
In Stock
$12.99

This product was last offered at the strikethrough price on
04-10-2026

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

Plastic has a limited lifespan - replace every 80,000 miles We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814078
Mfg#:
17111741167
Ships in 1 Business Day
$47.99

This product was last offered at the strikethrough price on
07-09-2026

$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2187552 - 17111742231 - Expansion Tank Cap - Replace when performing cooling service. - URO - BMW

Replace when performing cooling service. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2187552
Mfg#:
17111742231
Ships in 1 Business Day
$11.99

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

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

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!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816042
Mfg#:
61318360876
Ships in 1 Business Day
$14.99 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 6 Business Days
$1.99 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

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

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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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