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2021 MINI Cooper S 3 Door B46C

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2021 MINI Cooper S 3 Door B46C Engine Parts & Accessories

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Kies WiFi ENET Adapter - F/G Chassis

ES#4430607 - KIES07-WIFI-AD - Kies WiFi ENET Adapter - F/G Chassis - With the all-new Kies WiFi Enet Adapter, you can now use your favorite apps, wirelessly, from one convenient dongle! - Kies Motorsports - BMW MINI

With the all-new Kies WiFi Enet Adapter, you can now use your favorite apps, wirelessly, from one convenient dongle!

Brand:
Kies Motorsports - Corporate Logo
ES#:
4430607
Mfg#:
KIES07-WIFI-AD
In Stock
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Optima YELLOWTOP High Performance AGM Battery - H6

ES#3639387 - 9048-148 - Optima YELLOWTOP High Performance AGM Battery - H6 - Upgrade to the true dual purpose heavy duty battery with a longer life span - Optima - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade to the true dual purpose heavy duty battery with a longer life span 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:
Optima - Corporate Logo
ES#:
3639387
Mfg#:
9048-148
In Stock
$468.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Sprint Booster Power Converter V3 - MINI Cooper 2002+

ES#3177960 - SBMI0003s - Sprint Booster Power Converter V3 - MINI Cooper 2002+ - Reduces the delay of your "Drive by Wire" throttle response - All new V3 model provides additional features such as 'valet' and 'pedal lock' modes - Sprint Booster - MINI

Reduces the delay of your "Drive by Wire" throttle response - All new V3 model provides additional features such as 'valet' and 'pedal lock' modes

Brand:
Sprint Booster - Corporate Logo
ES#:
3177960
Mfg#:
SBMI0003S
In Stock
$289.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DINANTRONICS X Performance Tuner 2.0L B48/B46

ES#4429994 - D440-0136 - DINANTRONICS X Performance Tuner 2.0L B48/B46 - Max gains of up to +45 HP and +55 lb-ft TRQ (Crank); +40 HP and +51 lb-ft TRQ (Wheel). - Dinan - MINI

Max gains of up to +45 HP and +55 lb-ft TRQ (Crank); +40 HP and +51 lb-ft TRQ (Wheel). Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Dinan - Corporate Logo
ES#:
4429994
Mfg#:
D440-0136
Ships on Oct 1, 2026
11% off MSRP

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

$787.99

This product was last offered at the strikethrough price on
09-05-2026

$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Powerflex Upper Engine Mount Inserts - Street

ES#4456846 - PFF5-1321 - Powerflex Upper Engine Mount Inserts - Street - Stiffer bushings will allow smoother movement - Powerflex - BMW MINI

Stiffer bushings will allow smoother movement

Brand:
Powerflex - Corporate Logo
ES#:
4456846
Mfg#:
PFF5-1321
In Stock
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Performance Ignition Service Kit

ES#4690831 - 121386433600KT8 - High Performance Ignition Service Kit - Includes Bavarian Autosport Performance coils, Brisk 1 stage colder plugs, and dielectric grease. Set of four. - Assembled By ECS - MINI

Includes Bavarian Autosport Performance coils, Brisk 1 stage colder plugs, and dielectric grease. Set of four. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4690831
Mfg#:
121386433600KT8
In Stock
ON SALE! SAVE 16%
$211.99

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

$178.85 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dinan Carbon Fiber Air Intake - 2020+ B48/46 MINI Cooper & BMW

ES#4714683 - D760-0057 - Dinan Carbon Fiber Air Intake - 2020+ B48/46 MINI Cooper & BMW - Performance intake in a Carbon Fiber housing - Dinan - BMW MINI

Performance intake in a Carbon Fiber housing Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Dinan - Corporate Logo
ES#:
4714683
Mfg#:
D760-0057
Back Ordered
11% off MSRP

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

$467.99

This product was last offered at the strikethrough price on
09-05-2026

$415.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Special Tec B FE Engine Oil (5W-30) - 1 Liter

ES#4220227 - 20442 - Special Tec B FE Engine Oil (5W-30) - 1 Liter - Minimizes friction in the engine and ensures maximum engine performance and low fuel consumption - Liqui-Moly - BMW MINI

Minimizes friction in the engine and ensures maximum engine performance and low fuel consumption 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4220227
Mfg#:
20442
In Stock
ON SALE! SAVE 10%
$13.67

This product was last offered at the strikethrough price on
09-04-2026

$12.30 USD
Free Shipping
on orders $49 and up

JCW Tuning Kit Exhaust Tip - Carbon Fiber

ES#2837151 - 18302349677 - JCW Tuning Kit Exhaust Tip - Carbon Fiber - JCW logo tips for the tuning exhaust - Genuine MINI - MINI

JCW logo tips for the tuning exhaust

Brand:
Genuine MINI - Corporate Logo
ES#:
2837151
Mfg#:
18302349677
Ships on Oct 5, 2026
Auto Notify
7% off MSRP

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

$421.00

This product was last offered at the strikethrough price on
03-15-2026

$389.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Windshield Cowl Cover

ES#2756720 - 51717301013 - Windshield Cowl Cover - Main section that mounts below the front windshield - Genuine MINI - MINI

Main section that mounts below the front windshield

Brand:
Genuine MINI - Corporate Logo
ES#:
2756720
Mfg#:
51717301013
In Stock
3% off MSRP

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

$104.99

This product was last offered at the strikethrough price on
09-05-2026

$101.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo High Performance Ignition Coil - B46/B48/B58/B58TU/S58

ES#4624118 - CTS-IGN-009 - CTS Turbo High Performance Ignition Coil - B46/B48/B58/B58TU/S58 - 10% stronger spark compared to the factory units, no tuning is required. - CTS - BMW MINI

10% stronger spark compared to the factory units, no tuning is required.

Brand:
CTS - Corporate Logo
ES#:
4624118
Mfg#:
CTS-IGN-009
In Stock
ON SALE! SAVE 16%
$34.99

This product was last offered at the strikethrough price on
08-26-2026

$29.32 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount

ES#4635687 - 22118835566 - Engine Mount - Replace your worn engine mounts - URO - BMW MINI

Replace your worn engine mounts 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4635687
Mfg#:
22118835566
In Stock
$75.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JB+ Quick Install Tuner - B48 FWD - 4 Wire

ES#4714937 - JBPLUS-B48-4W-MA - JB+ Quick Install Tuner - B48 FWD - 4 Wire - Quick and simple add-on for increased power! - Burger Motorsports - BMW MINI

Quick and simple add-on for increased power! For FWD models with 4 wire TMAP Sensor

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714937
Mfg#:
JBPLUS-B48-4W-MA
Ships in 1 Business Day
$239.00 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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