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2015 MINI Cooper Coupe Cooper S Coupe N18B16A

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2015 MINI Cooper Coupe Cooper S Coupe N18B16A Cooling Expansion Tank Parts

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Engine Coolant Expansion Tank Cap

ES#2707899 - 17132754264 - Engine Coolant Expansion Tank Cap - Replace the expansion tank cap for your MINI / BMW - Febi - BMW MINI

Replace the expansion tank cap for your MINI / BMW 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2707899
Mfg#:
17132754264
In Stock at Vendor
$11.99

This product was last offered at the strikethrough price on
06-08-2026

$9.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Grommet - Priced Each

ES#38480 - 17132751855 - Grommet - Priced Each - Rubber grommet for the coolant tank mount - Genuine MINI - MINI

Rubber grommet for the coolant tank mount

Brand:
Genuine MINI - Corporate Logo
ES#:
38480
Mfg#:
17132751855
In Stock
$5.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2587382 - 17137823626KT - Expansion Tank Replacement Kit - Includes everything you need to bolt on a brand new expansion tank - Genuine MINI - MINI

Includes everything you need to bolt on a brand new expansion tank

Brand:
Genuine MINI - Corporate Logo
ES#:
2587382
Mfg#:
17137823626KT
Ships in 5 Business Days
$160.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#38271 - 17122754231 - Coolant Hose - Mounts to the side of the expansion tank - Genuine MINI - MINI

Mounts to the side of the expansion tank

Brand:
Genuine MINI - Corporate Logo
ES#:
38271
Mfg#:
17122754231
Ships in 5 Business Days
19% off MSRP

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

$46.65

This product was last offered at the strikethrough price on
07-19-2026

$37.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#3172431 - 17122754231 - Coolant Hose - Mounts to the side of the expansion tank - Vaico - MINI

Mounts to the side of the expansion tank We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
3172431
Mfg#:
17122754231
In Stock at Vendor
$30.99

This product was last offered at the strikethrough price on
05-07-2026

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

Torx Head Screw

ES#2798671 - 07147118369 - Torx Head Screw - Used most commonly for the expansion tank - Genuine MINI - MINI

Used most commonly for the expansion tank

Brand:
Genuine MINI - Corporate Logo
ES#:
2798671
Mfg#:
07147118369
In Stock
33% off MSRP

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

$2.99

This product was last offered at the strikethrough price on
06-17-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#4328181 - 17137823626 - Coolant Expansion Tank - Mounts towards the front of the engine bay - Meyle - BMW MINI

Mounts towards the front of the engine bay 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4328181
Mfg#:
17137823626
Special Order: No Guaranteed ETA
$74.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion tank cap

ES#4723381 - 3142380005 - Expansion tank cap - Upgrade your BMW's cooling system with the reliable Meyle Expansion Tank Cap to ensure performance and longevity. - Meyle - BMW MINI

Upgrade your BMW's cooling system with the reliable Meyle Expansion Tank Cap to ensure performance and longevity. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4723381
Mfg#:
3142380005
Special Order: No Guaranteed ETA
$9.99 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.

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