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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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Direct Fit Catalytic Converter Replacement

ES#3998977 - 47-46306 - Direct Fit Catalytic Converter Replacement - Replaces the stock downpipe - AFE - BMW MINI

Replaces the stock downpipe

Brand:
AFE - Corporate Logo
ES#:
3998977
Mfg#:
47-46306
Back Ordered
ON SALE!
$1049.00

This product was last offered at the strikethrough price on
09-01-2026

$996.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMS Pedal Tuner

ES#4714921 - BMSPBT-MIN - BMS Pedal Tuner - Remove the dead area from your throttle pedal. - Burger Motorsports - MINI

Remove the dead area from your throttle pedal.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714921
Mfg#:
BMSPBT-MIN
Ships in 1 Business Day
$199.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

UnderHood Shield / Belly Pan

ES#4752468 - 51755A01569 - UnderHood Shield / Belly Pan - Mounts to the bottom of the car under the engine - Bremmen Parts - MINI

Mounts to the bottom of the car under the engine 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 3/2020 on

Brand:
Bremmen Parts - Corporate Logo
ES#:
4752468
Mfg#:
51755A01569
In Stock
ON SALE! SAVE 41%
$72.99

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

$43.14 USD
Free Shipping
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! 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 6 Business Days
$949.99 USD
Free Shipping
on orders $49 and up

Magnetic Sump/Oil Pan Plug

ES#4731975 - MMR03-0504 - Magnetic Sump/Oil Pan Plug - Removes metal particles suspended in your engine oil - MMX Performance - BMW MINI

Removes metal particles suspended in your engine oil

Brand:
MMX Performance - Corporate Logo
ES#:
4731975
Mfg#:
MMR03-0504
In Stock
$37.99 USD
Free Shipping
on orders $49 and up

Oil Filter Kit W/ O-Ring - MINI Cooper 2020-2024 HU 6012 Z KIT

ES#4164408 - 11428593186 - Oil Filter Kit W/ O-Ring - MINI Cooper 2020-2024 HU 6012 Z KIT - Quality replacement oil filter to ensure your oil stays contaminant free : F56+ B36C/B46C/B46D - Mann - MINI

Quality replacement oil filter to ensure your oil stays contaminant free : F56+ B36C/B46C/B46D

Brand:
Mann - Corporate Logo
ES#:
4164408
Mfg#:
11428593186
In Stock
$17.99

This product was last offered at the strikethrough price on
07-23-2026

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

Exhaust Systems - Cat-Back

ES#3209826 - 49-36331-B - Exhaust Systems - Cat-Back - MACH Force-Xp 304 Stainless Steal Cat-Back Exhaust with Black Tips - AFE - MINI

MACH Force-Xp 304 Stainless Steal Cat-Back Exhaust with Black Tips

Brand:
AFE - Corporate Logo
ES#:
3209826
Mfg#:
49-36331-B
Ships in 3 Business Days
ON SALE! SAVE 10%
$1049.00

This product was last offered at the strikethrough price on
09-01-2026

$944.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

OEM Grade Direct-Fit Catalytic Converter / Downpipe

ES#4866105 - 52929 - OEM Grade Direct-Fit Catalytic Converter / Downpipe - Replaces the stock downpipe - Magnaflow - BMW MINI

Replaces the stock downpipe 48-state legal - not for sale or use in California

Brand:
Magnaflow - Corporate Logo
ES#:
4866105
Mfg#:
52929
Ships in 1 Business Day
$943.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Expansion Tank Cap

ES#4504673 - 17135A1BD89 - Engine Coolant Expansion Tank Cap - Replacement expansion tank cap for your MINI - Genuine MINI - BMW MINI

Replacement expansion tank cap for your MINI

Brand:
Genuine MINI - Corporate Logo
ES#:
4504673
Mfg#:
17135A1BD89
In Stock
26% off MSRP

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

$34.99

This product was last offered at the strikethrough price on
07-23-2026

$25.99 USD
Free Shipping
on orders $49 and up
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

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

Stud Bolt

ES#16061 - 07129904544 - Stud Bolt - M6X30 - Genuine BMW - BMW MINI

M6X30

Brand:
Genuine BMW - Corporate Logo
ES#:
16061
Mfg#:
07129904544
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan Housing With Fan

Attaches to the radiator section

Brand:
Genuine MINI - Corporate Logo
ES#:
4012754
Mfg#:
17428645861
Ships in 1-2 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.

$989.99

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

$912.99 USD
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.

Brand:
Race Chip - Corporate Logo
ES#:
4429716
Mfg#:
999981
Ships on Oct 5, 2026
$299.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BLACKLINE Performance Edition RED Fuel Cap Cover

ES#4899835 - f5xfccr - BLACKLINE Performance Edition RED Fuel Cap Cover - Billet Aluminum Fuel Cap Cover from Goldenwrench Supply Co. - Goldenwrench Supply Co - BMW MINI

Billet Aluminum Fuel Cap Cover from Goldenwrench Supply Co.

Brand:
Goldenwrench Supply Co - Corporate Logo
ES#:
4899835
Mfg#:
F5XFCCR
In Stock
$47.00 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.

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