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2021 MINI Cooper John Cooper Works 3 Door B46D

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Your Vehicle 2021 MINI Cooper John Cooper Works 3 Door B46D
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2021 MINI Cooper John Cooper Works 3 Door B46D Engine Parts & Accessories

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Turbocharger - New B46D

ES#4708894 - 11658629966 - Turbocharger - New B46D - Replacement factory turbocharger - Garrett - BMW MINI

Replacement factory turbocharger affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Garrett - Corporate Logo
ES#:
4708894
Mfg#:
11658629966
Ships in 2 Business Days
$1998.99 USD
Free Shipping

Transmission Support Bracket / Mount

ES#2734272 - 22316853449 - Transmission Support Bracket / Mount - Keep your MINI shifts smooth and without vibrations - Genuine MINI - MINI

Keep your MINI shifts smooth and without vibrations affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Automatic Transmissions

Brand:
Genuine MINI - Corporate Logo
ES#:
2734272
Mfg#:
22316853449
Ships in 6 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.

$195.99

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

$180.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Seal Repair Kit - Exhaust

ES#22618 - 11340035853 - Valve Seal Repair Kit - Exhaust - Stop burning oil at start-up - Genuine BMW - BMW MINI

Stop burning oil at start-up affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
22618
Mfg#:
11340035853
In Stock
15% off MSRP

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

$92.99

This product was last offered at the strikethrough price on
01-07-2026

$78.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Replacement Air Filter - Priced Each

ES#4027443 - EVE-151-G2-FTR - Replacement Air Filter - Priced Each - Replacement Air Filter For ES3449427 and ES4475678 and select MINI Cooper filters. If replacing both filters, please order qty of 2 - Eventuri - Audi Volkswagen MINI

Replacement Air Filter For ES3449427 and ES4475678 and select MINI Cooper filters. If replacing both filters, please order qty of 2 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Eventuri - Corporate Logo
ES#:
4027443
Mfg#:
EVE-151-G2-FTR
In Stock
$95.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intensity Lithium-ION Battery - i34RX - 11.5lbs

ES#3617641 - i34RX - Intensity Lithium-ION Battery - i34RX - 11.5lbs - Replace your stock, heavy battery with a direct replacement, lightweight performance Lithium battery that weighs in at only 11.5lbs! - Braille - Audi MINI

Replace your stock, heavy battery with a direct replacement, lightweight performance Lithium battery that weighs in at only 11.5lbs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
Braille - Corporate Logo
ES#:
3617641
Mfg#:
I34RX
Ships in 7 Business Days
$949.99 USD
Free Shipping
on orders $49 and up

Oil Filter Kit W/ O-Ring - MINI Cooper 2020-2024

ES#3614153 - 11428593186 - Oil Filter Kit W/ O-Ring - MINI Cooper 2020-2024 - Quality replacement oil filter to ensure your oil stays contaminant free : F56+ B36C/B46C/B46D - Genuine MINI - MINI

Quality replacement oil filter to ensure your oil stays contaminant free : F56+ B36C/B46C/B46D affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
3614153
Mfg#:
11428593186
In Stock
4% off MSRP

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

$26.99

This product was last offered at the strikethrough price on
06-16-2026

$25.99 USD
Free Shipping
on orders $49 and up

Gearbox Mount Insert Kit - Street

ES#4456848 - PFF5-1322 - Gearbox Mount Insert Kit - Street - 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#:
4456848
Mfg#:
PFF5-1322
In Stock
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MMX F56 MINI Cooper JCW Intercooler

ES#4429909 - MMR05-1401 - MMX F56 MINI Cooper JCW Intercooler - Upgraded larger performance intercooler - MMX Performance - MINI

Upgraded larger performance intercooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MMX Performance - Corporate Logo
ES#:
4429909
Mfg#:
MMR05-1401
Ships on Sep 15, 2026
$936.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Set Wastegate Valve Actuator

ES#4766592 - 11658691853 - Set Wastegate Valve Actuator - Located on the turbo - Hudson - BMW MINI

Located on the turbo affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hudson - Corporate Logo
ES#:
4766592
Mfg#:
11658691853
Back Ordered
$308.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Filter

ES#2918699 - 33-3025 - Air Filter - High performance replacement air filter - K&N - BMW MINI

High performance replacement air filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
2918699
Mfg#:
33-3025
Back Ordered
Auto Notify
$68.99

This product was last offered at the strikethrough price on
01-22-2026

$65.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor - Priced Each

ES#2561143 - 13627525014 - Camshaft Position Sensor - Priced Each - Monitors camshaft location - VDO - BMW MINI
ECS Tuning recommends this product.

Monitors camshaft location affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
VDO - Corporate Logo
ES#:
2561143
Mfg#:
13627525014
Ships in 9 Business Days
Auto Notify
$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Control Unit For Fuel Pump

ES#3573707 - 16149494391 - Control Unit For Fuel Pump - Main electrical box for the fuel system - Genuine BMW - BMW MINI

Main electrical box for the fuel system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3573707
Mfg#:
16149494391
Ships in 3 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.

$471.99

This product was last offered at the strikethrough price on
06-16-2026

$447.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Filler Cap - Priced Each

ES#4135481 - 16117470341 - Filler Cap - Priced Each - Direct replacement from BMW! - Genuine BMW - BMW MINI

Direct replacement from BMW! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
4135481
Mfg#:
16117470341
In Stock
$35.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SCREW

ES#2177598 - 11127593207 - SCREW - Genuine BMW - BMW MINI

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2177598
Mfg#:
11127593207
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARMYTRIX Stainless Steel Downpipe - Sport Cat

200 cell high flow sport catalytic affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Armytrix - Corporate Logo
ES#:
4630741
Mfg#:
BMF43-CD
Ships on Jul 9, 2026
$1764.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mechanical Accessory Belt Tensioner

ES#3651390 - 11288570439 - Mechanical Accessory Belt Tensioner - Applies tension to the accessory belt to prevent slippage - Febi - BMW MINI

Applies tension to the accessory belt to prevent slippage affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
3651390
Mfg#:
11288570439
In Stock at Vendor
$140.99

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

$134.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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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