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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 Performance Engine Parts

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Boost Cooler Stage 2.5 Progressive Water/Methanol Injection Kit - no tank

Unlock 50-70 HP on your boosted vehicle while decreasing your air temps by up to 100 degrees! Stainless Steel Braided Line, 4AN Fittings, no tank included! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4608739
Mfg#:
SN0-210-BRD-T
In Stock at Vendor
$687.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M7 Lightweight Crank Pulley - 4% Overdrive

ES#3088920 - 53-3M7101-4 - M7 Lightweight Crank Pulley - 4% Overdrive - Increasing crank pulley will add just that little extra added supercharger boost - M7 Speed - MINI

Increasing crank pulley will add just that little extra added supercharger boost affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
M7 Speed - Corporate Logo
ES#:
3088920
Mfg#:
53-3M7101-4
Back Ordered
Auto Notify
$159.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.5" Mirror Chrome Swivel Exhaust Tips - Set of 4

ES#4715560 - 049478la03-01KT1 - 3.5" Mirror Chrome Swivel Exhaust Tips - Set of 4 - Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet - Turner Motorsport - BMW MINI

Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4715560
Mfg#:
049478LA03-01KT1
In Stock
ON SALE! SAVE 20%
$259.96

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

$207.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

77.00mm Piston Ring Kit CPN-3031

ES#3639950 - CPN-3031 - 77.00mm Piston Ring Kit CPN-3031 - Set of rings for one piston in 77.00mm size - CP Carrillo - MINI

Set of rings for one piston in 77.00mm size affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CP Carrillo - Corporate Logo
ES#:
3639950
Mfg#:
CPN-3031
In Stock at Vendor
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Double Wall Slash Cut Exhaust Tip - 2.5 Inlet 3.0 OD - Stepped Right - Brushed Stainless

ES#4146865 - 026732TMS06-02 - Turner Motorsport Double Wall Slash Cut Exhaust Tip - 2.5 Inlet 3.0 OD - Stepped Right - Brushed Stainless - Right - Brushed Stainless Slash Cut Exhaust Tip - 2.5 Inlet - 3.0 OD - Turner Motorsport - BMW MINI

Right - Brushed Stainless Slash Cut Exhaust Tip - 2.5 Inlet - 3.0 OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146865
Mfg#:
026732TMS06-02
In Stock
ON SALE! SAVE 47%
$125.99

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

$67.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JB4 OBDII Cable Replacement - 4 Position (Cable Only)

ES#4940110 - JB4-OBDII-4P7FCA - JB4 OBDII Cable Replacement - 4 Position (Cable Only) - Version 1. - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Version 1. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4940110
Mfg#:
JB4-OBDII-4P7FCA
In Stock
$25.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 2 Mufflers

ES#5457438 - UVM.89MM.X2 - Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 2 Mufflers - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457438
Mfg#:
UVM.89MM.X2
Ships in 2 Business Days
$599.99 USD
Free Shipping

JCW GP SC Intercooler

Larger intercooler for the JCW GP edition We Price Match - Give Us A Call or Chat! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Nissens - Corporate Logo
ES#:
4742780
Mfg#:
961604
Ships in 7 Business Days
$611.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MINI Cooper S R53 Intercooler Kit

ES#3464846 - GRS3 - MINI Cooper S R53 Intercooler Kit - Race series developed larger intercooler that is great for the track and the street - GRS Motorsport - MINI

Race series developed larger intercooler that is great for the track and the street affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
GRS Motorsport - Corporate Logo
ES#:
3464846
Mfg#:
GRS3
Special Order: No Guaranteed ETA
$599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip XLR Throttle Controller With App Control

ES#4429716 - 999981 - RaceChip XLR Throttle Controller With App Control - Eliminate the delay in throttle response times with a simple XLR addition to your BMW! Allows for Bluetooth connectivy for easy App based control. - Race Chip - BMW MINI

Eliminate the delay in throttle response times with a simple XLR addition to your BMW! Allows for Bluetooth connectivy for easy App based control. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4429716
Mfg#:
999981
Ships on Jul 2, 2026
$299.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Polyurethane Gearbox Bushing Set

ES#2650525 - PFF5-108 - Performance Polyurethane Gearbox Bushing Set - Stiffer bushings will allow smoother movement - Powerflex - MINI

Stiffer bushings will allow smoother movement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
2650525
Mfg#:
PFF5-108
In Stock
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Induction Hose Kit - Blue

ES#3145886 - TB1525-BLU - Silicone Induction Hose Kit - Blue - Used to replace the stock intake tube on the manual transmission cars - Samco - MINI

Used to replace the stock intake tube on the manual transmission cars affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmissions

Brand:
Samco - Corporate Logo
ES#:
3145886
Mfg#:
TB1525-BLU
In Stock
$97.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Liquid Chill Radiator Coolant Additive - 4oz

ES#2764643 - MMRALC - Mishimoto Liquid Chill Radiator Coolant Additive - 4oz - Pairs with all types of coolant to increase heat transfer and decrease engine temps. - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Pairs with all types of coolant to increase heat transfer and decrease engine temps. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764643
Mfg#:
MMRALC
Ships in 4 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Injection Kit - Multi Input

ES#2972925 - 30-3350 - Water/Methanol Injection Kit - Multi Input - Increase power and efficiency while decreasing combustion temperatures - AEM Electronics - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Increase power and efficiency while decreasing combustion temperatures affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Naturally Aspirated Engines

Brand:
AEM Electronics - Corporate Logo
ES#:
2972925
Mfg#:
30-3350
In Stock at Vendor
$562.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

John Cooper Works Exhaust - Center Pipe Section

ES#39987 - 18207545127 - John Cooper Works Exhaust - Center Pipe Section - Upgrade you stock exhaust to the JCW version - Genuine MINI - MINI

Upgrade you stock exhaust to the JCW version affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For John Cooper Works kit

Brand:
Genuine MINI - Corporate Logo
ES#:
39987
Mfg#:
18207545127
Ships in 9 Business 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.

$612.99

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

$555.99 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

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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