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BMW 328i Cooling Expansion Tank Parts

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Coolant Level Sensor

ES#166702 - 61311384739 - Coolant Level Sensor - Located on the expansion tank - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
166702
Mfg#:
61311384739
Ships in 6 Business 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.

$92.99

This product was last offered at the strikethrough price on
07-20-2026

$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#2795984 - 61318360855 - Coolant Level Sensor - Monitors the coolant level in the expansion tank - URO - BMW

Monitors the coolant level in the expansion tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 03/1996

Brand:
URO - Corporate Logo
ES#:
2795984
Mfg#:
61318360855
Ships in 1 Business Day
ON SALE!
$12.99

This product was last offered at the strikethrough price on
06-25-2026

$12.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap Seal

ES#37900 - 17111723580 - Expansion Tank Cap Seal - Keep your coolant in. - Genuine BMW - BMW

Keep your coolant in.

Brand:
Genuine BMW - Corporate Logo
ES#:
37900
Mfg#:
17111723580
In Stock at Vendor
$12.99 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 For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2187552
Mfg#:
17111742231
In Stock at Vendor
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant level sensor

ES#2871875 - 61311384739 - Coolant level sensor - Located on the expansion tank - Febi - BMW

Located on the expansion tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 03/1996

Brand:
Febi - Corporate Logo
ES#:
2871875
Mfg#:
61311384739
In Stock
ON SALE!
$16.99

This product was last offered at the strikethrough price on
07-14-2026

$16.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap Seal

ES#2091421 - 17111723580 - Expansion Tank Cap Seal - Keep your coolant in. - MTC - BMW

Keep your coolant in.

Brand:
MTC - Corporate Logo
ES#:
2091421
Mfg#:
17111723580
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#4905031 - 61311384739 - Coolant Level Sensor - Located on the expansion tank - Bremmen Parts - BMW

Located on the expansion tank 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 03/1996

Brand:
Bremmen Parts - Corporate Logo
ES#:
4905031
Mfg#:
61311384739
In Stock
ON SALE! SAVE 23%
$18.99

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

$14.68 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank

ES#2868199 - 17111723520 - Coolant Expansion Tank - Does not include cap or coolant level sensor - Febi - 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:
Febi - Corporate Logo
ES#:
2868199
Mfg#:
17111723520
Ships on Oct 15, 2026
ON SALE!
$54.99

This product was last offered at the strikethrough price on
06-25-2026

$52.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#5340950 - 17137642158 - Coolant Expansion Tank - Includes level sensor - Bremmen Parts - BMW

Includes level sensor 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5340950
Mfg#:
17137642158
In Stock
ON SALE! SAVE 26%
$67.99

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

$50.00 USD
Free Shipping
on orders $49 and up

Expansion Tank Mounting Plate

ES#3984620 - 17111436250 - Expansion Tank Mounting Plate - Mounts to the side of the radiator for retaining the expansion tank - URO - BMW

Mounts to the side of the radiator for retaining the expansion tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with manual transmission only

Brand:
URO - Corporate Logo
ES#:
3984620
Mfg#:
17111436250
Back Ordered
Auto Notify
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#2868200 - 17111723521 - Expansion Tank Hose - Connects the expansion tank to the radiator - Febi - BMW

Connects the expansion tank to the radiator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2868200
Mfg#:
17111723521
In Stock
ON SALE!
$15.99

This product was last offered at the strikethrough price on
06-25-2026

$15.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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
ON SALE!
$14.99

This product was last offered at the strikethrough price on
07-14-2026

$14.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Sensor O-Ring

ES#2800123 - 61311361249 - Coolant Sensor O-Ring - Found on the end of the coolant level sensor. Made in Germany. - Rein - BMW

Found on the end of the coolant level sensor. Made in Germany. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2800123
Mfg#:
61311361249
In Stock at Vendor
$6.99 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 2 Business Days
$9.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#263502 - 17111723520 - Coolant Expansion Tank - Does not include cap or coolant level sensor - Meyle - 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:
Meyle - Corporate Logo
ES#:
263502
Mfg#:
17111723520
Ships on Nov 27, 2026
$34.99 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 Oct 15, 2026
$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.

Let us help you find the parts that fit your BMW

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