Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

2004 MINI Cooper John Cooper Works MC40 Coupe L4 1.6L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle 2004 MINI Cooper John Cooper Works MC40 Coupe L4 1.6L
Your Vehicle 2004 MINI Cooper John Cooper Works MC40 Coupe L4 1.6L
Change Clear

2004 MINI Cooper John Cooper Works MC40 Coupe L4 1.6L Engine Supercharger Parts

Sort By
Filter By
Return to Top

Performance Kevlar Reinforced Belt

ES#4335559 - 6PK1388ECS - Performance Kevlar Reinforced Belt - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - MINI
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not for models with John Cooper Works kit
6PK-1388 : Alternator / Water Pump : Not for models with John Cooper Works kit

Brand:
ECS - Corporate Logo
ES#:
4335559
Mfg#:
6PK1388ECS
In Stock
$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump With O-Ring

ES#2823054 - 11517520123 - Water Pump With O-Ring - Keep your MINI engine cool and to proper temperature: composite impeller - Graf - MINI

Keep your MINI engine cool and to proper temperature: composite impeller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Graf - Corporate Logo
ES#:
2823054
Mfg#:
11517520123
In Stock at Vendor
$103.01

This product was last offered at the strikethrough price on
03-09-2026

$100.64 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjustment Pulley - Newer Version

ES#3569988 - 11288625983 - Adjustment Pulley - Newer Version - Helps route the serpentine belt - LUK - MINI

Helps route the serpentine belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
LUK - Corporate Logo
ES#:
3569988
Mfg#:
11288625983
In Stock
$40.99

This product was last offered at the strikethrough price on
05-06-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gasket For SuperCharger Outlet

ES#2682262 - 17511520044 - Gasket For SuperCharger Outlet - Replace your worn out MINI gasket - Victor Reinz - MINI

Replace your worn out MINI gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2682262
Mfg#:
17511520044
In Stock
$7.99

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

$7.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Belt Tensioner

ES#4876177 - 11288620210 - Hydraulic Belt Tensioner - Controls the tension of the serpentine belt. - Bremmen Parts - MINI

Controls the tension of the serpentine belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Alternator / Water Pump

Brand:
Bremmen Parts - Corporate Logo
ES#:
4876177
Mfg#:
11288620210
Ships on Jul 17, 2026
Auto Notify
ON SALE! SAVE 10%
$95.99

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

$86.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Belt Tensioner

ES#2720910 - 11288620210 - Hydraulic Belt Tensioner - Controls the tension of the serpentine belt. - Genuine MINI - MINI

Controls the tension of the serpentine belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Alternator / Water Pump

Brand:
Genuine MINI - Corporate Logo
ES#:
2720910
Mfg#:
11288620210
Ships in 3 Business 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.

$299.99

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

$277.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Profile Gasket For SuperCharger Inlet

ES#25237 - 11610020836 - Profile Gasket For SuperCharger Inlet - Replace that worn out gasket / seal - Genuine MINI - MINI

Replace that worn out gasket / seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
25237
Mfg#:
11610020836
In Stock
2% off MSRP

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

$35.81

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

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Belt

ES#4759990 - 6PK1358ECS - Performance Kevlar Reinforced Belt - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. For use with 2% and 16% Pulley System - ECS - MINI
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. For use with 2% and 16% Pulley System affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4759990
Mfg#:
6PK1358ECS
In Stock
$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sneed4Speed Adjustable Tensioner Stop - Orange

ES#4674389 - 53BTS - Sneed4Speed Adjustable Tensioner Stop - Orange - Replace your broken or worn out stock belt tensioner dampener on your Supercharged MINI! - Sneed4Speed - MINI

Replace your broken or worn out stock belt tensioner dampener on your Supercharged MINI! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Sneed4Speed is now exclusively at ECS Tuning

Brand:
Sneed4Speed - Corporate Logo
ES#:
4674389
Mfg#:
53BTS
Ships in 6 Business Days
$74.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump With O-Ring

ES#4056214 - 11517520123 - Water Pump With O-Ring - Keep your MINI engine cool and to proper temperature: metal impeller - Saleri - MINI

Keep your MINI engine cool and to proper temperature: metal impeller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Saleri - Corporate Logo
ES#:
4056214
Mfg#:
11517520123
Ships in 1 Business Day
$178.99

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

$173.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump With O-Ring

ES#4876082 - 11517520123 - Water Pump With O-Ring - Keep your MINI engine cool and to proper temperature - Bremmen Parts - MINI

Keep your MINI engine cool and to proper temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4876082
Mfg#:
11517520123
In Stock
ON SALE!
$62.99

This product was last offered at the strikethrough price on
05-28-2026

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Boot For Intercooler Inlet - Driver Side ( Left )

ES#3691504 - 17517639960 - Rubber Boot For Intercooler Inlet - Driver Side ( Left ) - Replace your worn out MINI boot - URO - MINI

Replace your worn out MINI boot 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#:
3691504
Mfg#:
17517639960
In Stock
$45.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Belt Tensioner Damper Only 11288620210D

ES#3557398 - 11288620210 - Hydraulic Belt Tensioner Damper Only 11288620210D - Controls the tension of the serpentine belt - URO - MINI

Controls the tension of the serpentine belt 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#:
3557398
Mfg#:
11288620210
In Stock
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Sensor Hose For Supercharger

ES#4505681 - 11651504943 - Pressure Sensor Hose For Supercharger - Replace your leaking hose - URO - MINI

Replace your leaking hose 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#:
4505681
Mfg#:
11651504943
In Stock
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Service Kit

ES#3010027 - 11610020836KT1 - Supercharger Service Kit - Supercharger / Intercooler seal and gaskets - Assembled By ECS - MINI

Supercharger / Intercooler seal and gaskets 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#:
3010027
Mfg#:
11610020836KT1
Ships in 3 Business Days
$197.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Multi Rib Accessory Belt 6PK1388

ES#2800673 - 11287520199 - Multi Rib Accessory Belt 6PK1388 - Main drive belt that connects to the main pulley - Continental - MINI

Main drive belt that connects to the main pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
6PK-1388 : Alternator / Water Pump : Not for models with John Cooper Works kit

Brand:
Continental - Corporate Logo
ES#:
2800673
Mfg#:
11287520199
Ships in 10 Business Days
Auto Notify
$16.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Supercharger Parts

Superchargers are a fast, efficient way to increase engine performance. That's why ECS Tuning carries a large selection of original equipment and aftermarket superchargers, belts, pulleys, and accessories. We also have a complete line of VF Supercharger kits, ready to bolt on.

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

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings