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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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Manual Boost Controller-Polished

ES#7932 - FMICB051 POLISH - Manual Boost Controller-Polished - In-Car boost controller. Valve only, does not come with hoses or any accessories - Forge - Volkswagen MINI

In-Car boost controller. Valve only, does not come with hoses or any accessories

Brand:
Forge - Corporate Logo
ES#:
7932
Mfg#:
FMICB051 POLISH
Ships in 5 Business Days
$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adapter Sleeve (Olive Connection)

ES#4140321 - F5137 - Adapter Sleeve (Olive Connection) - Used on certain connections - Milltek Sport - MINI

Used on certain connections

Brand:
Milltek Sport - Corporate Logo
ES#:
4140321
Mfg#:
F5137
Ships in 1 Business Day
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip Tuning Module

ES#4349410 - RACECHIPX1X2 - RaceChip Tuning Module - Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip - Race Chip - BMW MINI

Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4349410
Mfg#:
RACECHIPX1X2
Ships in 3 Business Days
Starting at $0.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sprocket - Double Gear

ES#3532958 - 13528642165 - Sprocket - Double Gear - Part of your engines timing components - Genuine BMW - BMW MINI

Part of your engines timing components

Brand:
Genuine BMW - Corporate Logo
ES#:
3532958
Mfg#:
13528642165
Ships in 4 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.

$95.99

This product was last offered at the strikethrough price on
08-03-2026

$91.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Nut - Priced Each

ES#16124 - 07129905411 - Hex Nut - Priced Each - Used in the vacuum system for the turbos - Genuine BMW - BMW MINI

Used in the vacuum system for the turbos

Brand:
Genuine BMW - Corporate Logo
ES#:
16124
Mfg#:
07129905411
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit With O-Ring - 5 Pack E951H D497 2020-2024

ES#4164199 - 11428593186kt1KT - Oil Filter Kit With O-Ring - 5 Pack E951H D497 2020-2024 - Multi-pack oil filter kits to ensure your oil stays contaminant free : Gen 3 MINIs - Hengst - MINI

Multi-pack oil filter kits to ensure your oil stays contaminant free : Gen 3 MINIs 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
4164199
Mfg#:
11428593186KT1KT
In Stock
$89.99 USD
Free Shipping
on orders $49 and up

UnderHood Shield / Belly Pan And Install Hardware Kit

ES#5374011 - 51755A01569KT - UnderHood Shield / Belly Pan And Install Hardware Kit - Mounts to the bottom of the car under the engine - Assembled By ECS - MINI

Mounts to the bottom of the car under the engine 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 3/2020 on

Brand:
Assembled By ECS - Corporate Logo
ES#:
5374011
Mfg#:
51755A01569KT
In Stock
ON SALE!
$132.99

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

$130.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip XLR5 - BMW & MINI Cooper

ES#4884002 - 999982BMW - RaceChip XLR5 - BMW & MINI Cooper - A piggy back tuner that allows you to adjust throttle response for peak performance. - Race Chip - BMW MINI

A piggy back tuner that allows you to adjust throttle response for peak performance.

Brand:
Race Chip - Corporate Logo
ES#:
4884002
Mfg#:
999982BMW
Special Order: No Guaranteed ETA
$259.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Grommet

ES#34819 - 13711702508 - Rubber Grommet - Keep everything together. - Genuine BMW - BMW MINI

Keep everything together.

Brand:
Genuine BMW - Corporate Logo
ES#:
34819
Mfg#:
13711702508
Ships in 4 Business Days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Expansion Tank Cap

ES#2707899 - 17132754264 - Engine Coolant Expansion Tank Cap - Replace the expansion tank cap for your MINI / BMW - Febi - BMW MINI

Replace the expansion tank cap for your MINI / BMW 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2707899
Mfg#:
17132754264
In Stock at Vendor
$11.99

This product was last offered at the strikethrough price on
06-08-2026

$9.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit With O-Ring - 5 Pack 2020-2024

ES#4164011 - 11428593186KT - Oil Filter Kit With O-Ring - 5 Pack 2020-2024 - Multi-pack oil filter kits to ensure your oil stays contaminant free : Gen 3 MINIs - Genuine MINI - MINI

Multi-pack oil filter kits to ensure your oil stays contaminant free : Gen 3 MINIs

Brand:
Genuine MINI - Corporate Logo
ES#:
4164011
Mfg#:
11428593186KT
In Stock
$127.99

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

$125.99 USD
Free Shipping

Turner Motorsport Single Wall Straight Cut Exhaust Tip - 2.5 Inlet - 3.0 OD - Stepped Right - Brushed

ES#4146839 - 026732TMS01-02 - Turner Motorsport Single Wall Straight Cut Exhaust Tip - 2.5 Inlet - 3.0 OD - Stepped Right - Brushed - Right - Brushed Straight Cut Exhaust Tip - 2.5 Inlet - 3.0 OD - Turner Motorsport - BMW MINI

Right - Brushed Straight Cut Exhaust Tip - 2.5 Inlet - 3.0 OD 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146839
Mfg#:
026732TMS01-02
Ships on Oct 29, 2026
Auto Notify
ON SALE! SAVE 20%
$104.99

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

$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount

ES#5376183 - 22118835566 - Engine Mount - Replace your worn engine mounts - Febi - BMW MINI

Replace your worn engine mounts 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Febi - Corporate Logo
ES#:
5376183
Mfg#:
22118835566
Ships on Oct 29, 2026
$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MMX Performance MINI F56 Silicone Intake Hose

ES#5375887 - MMR16-1401 - MMX Performance MINI F56 Silicone Intake Hose - Replacement for the restrictive OE plastic "bellows" pipe between the airbox and the intake backpipe - MMX Performance - MINI

Replacement for the restrictive OE plastic "bellows" pipe between the airbox and the intake backpipe

Brand:
MMX Performance - Corporate Logo
ES#:
5375887
Mfg#:
MMR16-1401
In Stock
$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Seal

ES#4307517 - 13718596850 - Intake Seal - O-ring gasket for air intake between charge pipe and intercooler. - URO - BMW MINI

O-ring gasket for air intake between charge pipe and intercooler. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4307517
Mfg#:
13718596850
In Stock
$9.99

This product was last offered at the strikethrough price on
07-13-2026

$9.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

F-Chassis GP3/JCW 300HP Intake Pipe Upgrade - Rear Section B48E

ES#4708468 - 090716ECS10 - F-Chassis GP3/JCW 300HP Intake Pipe Upgrade - Rear Section B48E - Connects the airbox to the turbo inlet - features all aluminum construction! - ECS - MINI

Connects the airbox to the turbo inlet - features all aluminum construction! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4708468
Mfg#:
090716ECS10
Special Order: No Guaranteed ETA
ON SALE! SAVE 10%
$264.99

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

$238.49 USD
Free Shipping

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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