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2018 MINI Cooper S 5 Door B46A20A

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2018 MINI Cooper S 5 Door B46A20A Engine Parts & Accessories

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Performance Valve Springs Kit - Set Of 12

Aftermarket performance intake and exhaust valve springs for your high revving B36/B38 engine

Brand:
Supertech - Corporate Logo
ES#:
4733440
Mfg#:
SPRK-MCB38
Ships in 8 Business Days
$541.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARP Head Stud Kit B48 Undercut CA625+, 12pt

ES#5396066 - 401-4704 - ARP Head Stud Kit B48 Undercut CA625+, 12pt - High strength ARP Head stud kit for the B48 engines - ARP - MINI

High strength ARP Head stud kit for the B48 engines 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
5396066
Mfg#:
401-4704
Ships on Sep 1, 2026
Limited Qty Sale
$588.99

This product was last offered at the strikethrough price on
08-13-2026

$529.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#4657002 - 70825811NA - Expansion Tank - Mounts towards the back side of the engine bay - Mahle-Behr - MINI

Mounts towards the back side of the engine bay

Brand:
Mahle-Behr - Corporate Logo
ES#:
4657002
Mfg#:
70825811NA
Ships on Sep 1, 2026
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Replacement High Flow Air Filter - 76mm

Replacement for NTI-01, MINI-01 Leyo intake systems

Brand:
LEYO - Corporate Logo
ES#:
4715445
Mfg#:
AF-5-3-76
Ships on Sep 1, 2026
$49.99 USD
Free Shipping
on orders $49 and up

Valve Cover Gasket

Seals the head and valve cover against oil leaks

Brand:
Mahle - Corporate Logo
ES#:
4659076
Mfg#:
11128618519
Ships on Sep 1, 2026
$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt K060675

Main drive belt that connects to the main pulley 6PK X 1715

Brand:
Gates - Corporate Logo
ES#:
3234847
Mfg#:
074145933C
Ships on Sep 3, 2026
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

Fits into the back of the air intake box 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5480890
Mfg#:
13627602038
Ships on Sep 9, 2026
Auto Notify
$99.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 180A

Includes a $52 refundable core charge 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4842590
Mfg#:
12317640875BKT
Ships on Sep 10, 2026
$521.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Inlet Gasket

ES#5339259 - 593.200 - Turbo Inlet Gasket - Preformed seal that seals the intake pipe to the turbo inlet - 75x4.5mm - Elring - BMW MINI

Preformed seal that seals the intake pipe to the turbo inlet - 75x4.5mm 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5339259
Mfg#:
593.200
Special Order: No Guaranteed ETA
ON SALE! SAVE 14%
$8.99

This product was last offered at the strikethrough price on
08-14-2026

$7.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket - 1.00mm (+0.3mm)

ES#5339263 - 597.150 - Cylinder Head Gasket - 1.00mm (+0.3mm) - Seals the cylinder head to the engine block - Elring - BMW MINI

Seals the cylinder head to the engine block 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5339263
Mfg#:
597.150
Special Order: No Guaranteed ETA
ON SALE!
$151.99

This product was last offered at the strikethrough price on
08-14-2026

$144.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing W/ Cover

Get rid of oil and coolant leaks with a brand new oil filter housing from Elring 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5335343
Mfg#:
B34.620
Special Order: No Guaranteed ETA
ON SALE!
$240.99

This product was last offered at the strikethrough price on
08-14-2026

$233.05 USD
Free Shipping
on orders $49 and up

Cylinder Head gasket - Standard (0.70mm)

Seals the cylinder head to the engine block 2X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 07/2015

Brand:
Elring - Corporate Logo
ES#:
5339262
Mfg#:
597.140
Special Order: No Guaranteed ETA
ON SALE!
$112.99

This product was last offered at the strikethrough price on
08-14-2026

$107.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

F55/F56/F57/F54 Boost Tap Fitting

ES#3617981 - sg80048 - F55/F56/F57/F54 Boost Tap Fitting - Designed specifically for the Gen3 engine to add a port for vacuum / boost reference - FTP Motorsport - MINI

Designed specifically for the Gen3 engine to add a port for vacuum / boost reference

Brand:
FTP Motorsport - Corporate Logo
ES#:
3617981
Mfg#:
SG80048
Special Order: No Guaranteed ETA
$60.00 USD
Free Shipping
on orders $49 and up

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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