Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +15HP +12LB/FT gains!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3138953
Mfg#:
N4MS42
In Stock
ON SALE!
SAVE 10%
$349.00
This product was last offered at the strikethrough price on 05-02-2026
The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4845662
Mfg#:
M5X-WPC-MB
In Stock
ON SALE!
SAVE 10%
$520.99
This product was last offered at the strikethrough price on 06-13-2026
This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4739108
Mfg#:
EP24-692
In Stock
ON SALE!
SAVE 20%
$110.99
This product was last offered at the strikethrough price on 06-13-2026
Start your drift journey, increase your steering response and handling characteristics. Provides +65mm more track width (per side) than stock! Includes FCAB's with upgraded monoball bushings to push your E46 to the next level.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4390997
Mfg#:
028568TMS02KT
In Stock
ON SALE!
SAVE 15%
$1092.99
This product was last offered at the strikethrough price on 06-13-2026
Remove the slop from the shifter arm for improved shifter feel - even on brand-new cars!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
259536
Mfg#:
2511-002
In Stock
ON SALE!
SAVE 25%
$74.99
This product was last offered at the strikethrough price on 06-13-2026
The XClutch Single 6-Puck Sprung Ceramic Clutch offers a lightweight design for improved throttle response combined with increased torque capacity, making it ideal for racing applications. Rated for 700 ft-lbs!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Restore your ignition system using high quality Bosch ignition coils and NGK spark plugs
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Black anodized aluminum; designed with the enthusiast driver in mind. The right grip & slip where you need it.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3024676
Mfg#:
TMS300502
In Stock
ON SALE!
SAVE 15%
$212.99
This product was last offered at the strikethrough price on 06-13-2026
The XClutch 9" Twin Disc Organic Clutch offers a lightweight design for improved throttle response combined with high torque capacity, making it ideal for racing applications. Rated for 890 ft-lbs!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
The XClutch 9" Twin Disc Clutch offers a lightweight design for improved throttle response combined with a high torque capacity, making it ideal for racing applications. Rated for 890 ft-lbs!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For Vehicles with 5-Speed Transmission and 10 Spline Input Shaft For Vehicles with 5-Speed Transmission and 10 Spline Input Shaft
All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.
Lifetime Replacement
