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2004 MINI Cooper John Cooper Works MC40 Coupe L4 1.6L

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2004 MINI Cooper John Cooper Works MC40 Coupe L4 1.6L Cooling Expansion Tank Parts

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Expansion Tank Replacement Kit

ES#2587383 - 17137529273KT - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
2587383
Mfg#:
17137529273KT
Ships in 6 Business Days
$163.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Pressure Cap - 30 Lbs

ES#3162627 - 81-030 - Expansion Tank Pressure Cap - 30 Lbs - Part of the MINI Canton Racing Aluminum expansion tank - Canton Racing - MINI

Part of the MINI Canton Racing Aluminum expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Canton Racing - Corporate Logo
ES#:
3162627
Mfg#:
81-030
In Stock
$38.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vent Hose

ES#38353 - 17127518577 - Vent Hose - Connects to the top of the expansion tank - Genuine MINI - MINI

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

Brand:
Genuine MINI - Corporate Logo
ES#:
38353
Mfg#:
17127518577
Ships in 3 Business Days
6% off MSRP

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

$48.99

This product was last offered at the strikethrough price on
01-03-2026

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vent Hose

ES#4158563 - 17127518577 - Vent Hose - Connects to the top of the expansion tank - URO - MINI

Connects to the top of the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4158563
Mfg#:
17127518577
Ships in 2 Business Days
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank W/ Cap

ES#2874175 - 17137529273 - Coolant Expansion Tank W/ Cap - Replace the expansion tank for your MINI - Febi - MINI

Replace the expansion tank for your MINI affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2874175
Mfg#:
17137529273
Ships on Sep 2, 2026
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Firewall Bracket

ES#55232 - 32416781746 - Firewall Bracket - Rear firewall bracket for PS reservoir & expansion tank - Genuine MINI - MINI

Rear firewall bracket for PS reservoir & expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
55232
Mfg#:
32416781746
Ships in 9 Business Days
5% off MSRP

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

$64.99

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

$61.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit Expansion Tank Replacement - Cooper S/JCW

ES#2817121 - 17137529273KT1 - Cooling System Refresh Kit Expansion Tank Replacement - Cooper S/JCW - 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#:
2817121
Mfg#:
17137529273KT1
Ships in 3 Business Days
ON SALE!
$54.99

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

$52.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank W/ Cap

ES#2814105 - 17137529273 - Coolant Expansion Tank W/ Cap - Replace the expansion tank for your MINI - Hamburg Tech - MINI

Replace the expansion tank for your MINI 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#:
2814105
Mfg#:
17137529273
Ships in 2 Business Days
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#38374 - 17127520890 - Hose Clamp - Priced Each - Used to attach the bottom hose - Genuine MINI - MINI

Used to attach the bottom hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
38374
Mfg#:
17127520890
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2806886 - 17107515499 - Expansion Tank Cap - Cap for plastic expansion tank - Febi - MINI

Cap for plastic expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2806886
Mfg#:
17107515499
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#38355 - 17127518580 - Hose Clamp - Priced Each - D=16mm , Used to attach the vent hose - Genuine MINI - MINI

D=16mm , Used to attach the vent hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
38355
Mfg#:
17127518580
Ships in 3 Business Days
$7.99

This product was last offered at the strikethrough price on
01-19-2026

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

Expansion Tank Cap

ES#3493385 - 17107515499 - Expansion Tank Cap - Cap for plastic expansion tank - URO - MINI

Cap for plastic expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3493385
Mfg#:
17107515499
Ships in 2 Business Days
$4.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2814062 - 17107515499 - Expansion Tank Cap - Cap for plastic expansion tank - Hamburg Tech - MINI

Cap for plastic expansion tank 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#:
2814062
Mfg#:
17107515499
Ships in 2 Business Days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank W/ Cap

ES#2765646 - 17137529273 - Coolant Expansion Tank W/ Cap - Replace the expansion tank for your MINI - Vaico - MINI

Replace the expansion tank for your MINI affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2765646
Mfg#:
17137529273
In Stock at Vendor
$135.99

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

$131.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank W/ Cap

ES#3610383 - 17137529273 - Coolant Expansion Tank W/ Cap - Replace the expansion tank for your MINI - Meyle - MINI

Replace the expansion tank for your MINI affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3610383
Mfg#:
17137529273
Special Order: No Guaranteed ETA
$109.99

This product was last offered at the strikethrough price on
12-29-2025

$60.99 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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