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2014 MINI Cooper Countryman S ALL4 Hatchback L4 1.6L

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2014 MINI Cooper Countryman S ALL4 Hatchback L4 1.6L Cooling Expansion Tank Parts

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Coolant Pipe - Return Line

ES#4509171 - 11539845352 - Coolant Pipe - Return Line - Attaches from the auxiliary water pump to thermostat housing and expansion tank. Upgraded metal "T" connection! - Rein - MINI

Attaches from the auxiliary water pump to thermostat housing and expansion tank. Upgraded metal "T" connection! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4509171
Mfg#:
11539845352
In Stock
$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2826983 - 17137823626KT1 - Expansion Tank Replacement Kit - Includes everything you need to bolt on a brand new expansion tank - Assembled By ECS - MINI

Includes everything you need to bolt on a brand new expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2826983
Mfg#:
17137823626KT1
In Stock
ON SALE! SAVE 23%
$62.99

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

$48.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#4818588 - 17137823626 - Coolant Expansion Tank - Mounts towards the front of the engine bay. - Bremmen Parts - BMW MINI

Mounts towards the front of the engine bay. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818588
Mfg#:
17137823626
In Stock
ON SALE! SAVE 20%
$47.99

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

$38.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Return Hose

ES#3618196 - 11537600674 - Return Hose - Mounts to the bottom of the expansion tank - Elaplast - MINI

Mounts to the bottom of the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Elaplast - Corporate Logo
ES#:
3618196
Mfg#:
11537600674
In Stock
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Expansion Tank Cap

ES#4504673 - 17135A1BD89 - Engine Coolant Expansion Tank Cap - Replacement expansion tank cap for your MINI - Genuine MINI - BMW MINI

Replacement expansion tank cap for your MINI affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
4504673
Mfg#:
17135A1BD89
Ships in 1-2 days
9% off MSRP

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

$34.99

This product was last offered at the strikethrough price on
03-03-2026

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return Line

ES#4041118 - 11539845352 - Coolant Pipe - Return Line - Attaches from the auxiliary water pump to thermostat housing and expansion tank. - Genuine MINI - MINI

Attaches from the auxiliary water pump to thermostat housing and expansion tank. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
4041118
Mfg#:
11539845352
In Stock
7% off MSRP

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

$114.99

This product was last offered at the strikethrough price on
06-03-2026

$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank With Cap

ES#4066599 - 17137823626 - Coolant Expansion Tank With Cap - Mounts towards the front of the engine bay - Hamburg Tech - MINI

Mounts towards the front of the engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4066599
Mfg#:
17137823626
In Stock
$47.94 USD
Free Shipping
on orders $49 and up

Return Hose

ES#4818545 - 11537600674 - Return Hose - Mounts to the bottom of the expansion tank - Bremmen Parts - MINI

Mounts to the bottom of the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818545
Mfg#:
11537600674
In Stock
ON SALE! SAVE 21%
$32.99

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

$26.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return Line T Fitting Repair Kit

ES#4338585 - 11539845352KT - Coolant Pipe - Return Line T Fitting Repair Kit - Used as a modification to fix the common T fitting - Assembled By ECS - MINI

Used as a modification to fix the common T fitting affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4338585
Mfg#:
11539845352KT
In Stock
ON SALE! SAVE 10%
$34.99

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

$31.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Return Hose

ES#2145167 - 11537600674 - Return Hose - Mounts to the bottom of the expansion tank - Genuine MINI - MINI

Mounts to the bottom of the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
2145167
Mfg#:
11537600674
Ships in 1-2 days
13% off MSRP

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

$64.24

This product was last offered at the strikethrough price on
05-14-2026

$55.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#2166017 - 17137823626 - Coolant Expansion Tank - Mounts towards the front of the engine bay - Genuine MINI - MINI

Mounts towards the front of the engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
2166017
Mfg#:
17137823626
Ships in 1-2 days
8% off MSRP

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

$129.99

This product was last offered at the strikethrough price on
03-05-2026

$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2 Pin Connector

ES#4772597 - 61132359999 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. - ECS - BMW MINI

Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772597
Mfg#:
61132359999
Ships on Jul 28, 2026
Auto Notify
ON SALE! SAVE 25%
$10.99

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

$8.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return Line

ES#4608495 - 11539845352-PRM - Coolant Pipe - Return Line - Attaches from the auxiliary water pump to thermostat housing and expansion tank. Upgraded metal "T" connection! - URO Premium - MINI

Attaches from the auxiliary water pump to thermostat housing and expansion tank. Upgraded metal "T" connection! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO Premium - Corporate Logo
ES#:
4608495
Mfg#:
11539845352-PRM
In Stock
$54.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Return Hose

ES#4617323 - 11537600674 - Return Hose - Mounts to the bottom of the expansion tank - Rein - MINI

Mounts to the bottom of the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4617323
Mfg#:
11537600674
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#2874181 - 17137823626 - Coolant Expansion Tank - Mounts towards the front of the engine bay - Febi - MINI

Mounts towards the front of the engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2874181
Mfg#:
17137823626
In Stock
Limited Qty Sale
$68.32

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

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet 60mm Coolant Expansion Cap

ES#4810121 - MMR03-1503 - Billet 60mm Coolant Expansion Cap - Upgraded billet cap - MMX Performance - MINI

Upgraded billet cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MMX Performance - Corporate Logo
ES#:
4810121
Mfg#:
MMR03-1503
Ships in 1 Business Day
$127.99 USD
Free Shipping

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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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