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2021 MINI Cooper John Cooper Works Convertible B46D

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2021 MINI Cooper John Cooper Works Convertible B46D Engine Parts & Accessories

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Scorpion TunR Cat-Back Exhaust Valvetronic System - Daytona Ceramic Tips

Built to last with 304 stainless steel and engineered for dyno-proven power gains. Scorpion proves performance exhaust that sounds great. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scorpion - Corporate Logo
ES#:
4880872
Mfg#:
SMN033C
Ships in 2 Business Days
$2206.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Scorpion TunR Cat-Back Exhaust Valvetronic System - STW Tips

Built to last with 304 stainless steel and engineered for dyno-proven power gains. Scorpion proves performance exhaust that sounds great. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scorpion - Corporate Logo
ES#:
4880870
Mfg#:
SMN033S
Ships in 2 Business Days
$2130.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

WPC Treated Rod Bearings Set - 4 Cylinder

ES#4685499 - 11247620969WP3KT - WPC Treated Rod Bearings Set - 4 Cylinder - Stronger & smoother, with less friction! - ECS - MINI

Stronger & smoother, with less friction! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4685499
Mfg#:
11247620969WP3KT
Ships on Jul 15, 2026
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ON SALE! SAVE 10%
$559.99

This product was last offered at the strikethrough price on
06-13-2026

$503.93 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Set - Set Of 4

ES#2756715 - 11248623418 - Connecting Rod Set - Set Of 4 - Direct replacement connecting rods - Genuine MINI - MINI

Direct replacement connecting rods affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
2756715
Mfg#:
11248623418
Ships in 3 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.

$873.99

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

$812.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bolt - Priced Each

ES#2729118 - 11317797900 - Bolt - Priced Each - Used most common on side rail guide - Genuine MINI - MINI

Used most common on side rail guide affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
2729118
Mfg#:
11317797900
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.

$15.99

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

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blind Plug D=12

ES#3245051 - 11531439134 - Blind Plug D=12 - Replacement Water Pump Blind Plug - Genuine MINI - MINI

Replacement Water Pump Blind Plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
3245051
Mfg#:
11531439134
Ships in 3 Business Days
3% off MSRP

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

$32.99

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

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#4012749 - 17138687503 - Coolant Expansion Tank - Replace your cracked or faded tank - Genuine MINI - BMW MINI

Replace your cracked or faded tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
4012749
Mfg#:
17138687503
Ships in 3 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.

$151.99

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

$140.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electronic Throttle Body

Electronic throttle sensor and assembly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
2734586
Mfg#:
13547619008
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.

$793.99

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

$731.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt 5060675

Main drive belt that connects to the main pulley 6PK x 1175 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Dayco - Corporate Logo
ES#:
4766242
Mfg#:
11287952902
Ships in 1-2 days
$24.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body

Includes throttle position sensor and gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2733804
Mfg#:
13547619008
Ships in 3 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.

$793.99

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

$739.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Filtered Air Pipe w/ Resonator

Connects the intake air box to the turbo inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2728390
Mfg#:
13717619268
Ships in 3 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.

$312.99

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

$301.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Radiator

Mounts to the core support affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
3199088
Mfg#:
17117635620
Ships in 3 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.

$614.99

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

$561.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Turbocharger

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

Brand:
Genuine MINI - Corporate Logo
ES#:
2975693
Mfg#:
11658626637KT
Ships in 3 Business Days
$3558.99

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

$3528.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Top Cover

Mounts above the valve cover as the main engine cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
4012575
Mfg#:
11148632412
Ships in 3 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.

$234.00

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

$217.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MINI JCW Carbon Fiber Filler Cap Cover - JCW Traditional Logo

Overlay real carbon fiber fuel cap cover with JCW logo affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
5443918
Mfg#:
16115A7AD86
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.

$127.00

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

$119.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Tension Strap - Priced Each

Mounts to the fuel tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
4757120
Mfg#:
16115A4E031
Ships in 3 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.

$42.99

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

$39.99 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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