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2004 MINI Cooper John Cooper Works MC40 Coupe L4 1.6L

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Your Vehicle 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 Engine Cooling Parts

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Heater Core HT 2121C

ES#4213505 - 64111497527 - Heater Core HT 2121C - Replace your leaking or clogged core - Universal Air Cond - MINI

Replace your leaking or clogged core

Brand:
Universal Air Cond
ES#:
4213505
Mfg#:
64111497527
Ships in 1 Business Day
$89.99

This product was last offered at the strikethrough price on
04-27-2026

$76.99 USD
Free Shipping
on orders $49 and up
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

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

COOLANT LINE

ES#4619644 - 11538833724 - COOLANT LINE - Genuine MINI - MINI

Brand:
Genuine MINI - Corporate Logo
ES#:
4619644
Mfg#:
11538833724
Ships in 2 Business Days
4% off MSRP

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

$158.99

This product was last offered at the strikethrough price on
07-18-2026

$151.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing w/ Thermostat and Gasket

ES#2813512 - 11537512733ASSY - Thermostat Housing w/ Thermostat and Gasket - Includes gasket, thermostat, and housing in one kit - Hamburg Tech - MINI

Includes gasket, thermostat, and housing in one kit We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813512
Mfg#:
11537512733ASSY
Ships in 1 Business Day
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Distribution Piece

ES#38357 - 17127518613 - Distribution Piece - Located near the double coolant pipes - Genuine MINI - MINI

Located near the double coolant pipes

Brand:
Genuine MINI - Corporate Logo
ES#:
38357
Mfg#:
17127518613
Ships in 2 Business Days
7% off MSRP

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

$13.99

This product was last offered at the strikethrough price on
07-18-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#38244 - 17121475574 - Radiator Hose - Lower - Keep your MINI engine cool and to proper circulation - Genuine MINI - MINI

Keep your MINI engine cool and to proper circulation For vehicles with manual transmissions

Brand:
Genuine MINI - Corporate Logo
ES#:
38244
Mfg#:
17121475574
Ships in 2 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.

$70.97

This product was last offered at the strikethrough price on
07-18-2026

$66.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Water Temperature Sensor Adapter - 34mm

ES#2764736 - MMWHS34BK - Universal Water Temperature Sensor Adapter - 34mm - Add a temp senor to any line that will accept a 34mm pipe - Mishimoto - MINI

Add a temp senor to any line that will accept a 34mm pipe

Brand:
Mishimoto - Corporate Logo
ES#:
2764736
Mfg#:
MMWHS34BK
In Stock at Vendor
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2702798 - 11537596787KT5 - Thermostat Replacement Kit - Thermostat housing and thermostat kit with bolts : Cooper S/JCW - Assembled By ECS - MINI

Thermostat housing and thermostat kit with bolts : Cooper S/JCW 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2702798
Mfg#:
11537596787KT5
Ships in 4 Business Days
ON SALE! SAVE 11%
$48.99

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

$43.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Radiator Hose 23377

ES#3235371 - 17127515501 - Upper Radiator Hose 23377 - Keep your MINI engine cool and to proper circulation - Gates - MINI

Keep your MINI engine cool and to proper circulation Manual Transmissions @ Breather tube

Brand:
Gates - Corporate Logo
ES#:
3235371
Mfg#:
17127515501
Ships on Aug 6, 2026
$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Radiator Hose CHR0926

ES#4812551 - 17121475574 - Lower Radiator Hose CHR0926 - Keep your MINI engine cool and to proper circulation - Rein - MINI

Keep your MINI engine cool and to proper circulation 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with manual transmissions

Brand:
Rein - Corporate Logo
ES#:
4812551
Mfg#:
17121475574
In Stock
ON SALE!
$20.99

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

$20.36 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Mount - Top Left

ES#37535 - 17107515475 - Rubber Mount - Top Left - Located on the top side tab of the radiator - Genuine MINI - MINI

Located on the top side tab of the radiator

Brand:
Genuine MINI - Corporate Logo
ES#:
37535
Mfg#:
17107515475
Ships in 2 Business Days
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Relay - White Green

ES#2931558 - 61368373700 - Relay - White Green - Replaces relays of the same color - Vemo - BMW MINI

Replaces relays of the same color

Brand:
Vemo - Corporate Logo
ES#:
2931558
Mfg#:
61368373700
In Stock at Vendor
$23.99

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

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heat Exchanger

ES#4339562 - 11427509212 - Heat Exchanger - Connects to the oil filter housing - URO - MINI

Connects to the oil filter housing 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with manual transmissions

Brand:
URO - Corporate Logo
ES#:
4339562
Mfg#:
11427509212
Ships in 1 Business Day
$113.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core 70808

ES#4304096 - 64111497527 - Heater Core 70808 - Replace your leaking or clogged core - Nissens - MINI

Replace your leaking or clogged core We Price Match - Give Us A Call or Chat!

Brand:
Nissens - Corporate Logo
ES#:
4304096
Mfg#:
64111497527
Back Ordered
Auto Notify
$113.99 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 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4158563
Mfg#:
17127518577
Ships in 1 Business Day
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Mount - Top Right

ES#37536 - 17107515476 - Rubber Mount - Top Right - Located on the top side tab of the radiator - Genuine MINI - MINI

Located on the top side tab of the radiator

Brand:
Genuine MINI - Corporate Logo
ES#:
37536
Mfg#:
17107515476
Ships in 2 Business Days
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

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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