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: +4HP +7LB/FT gains!
For vehicles with a production date up to 02/2003
Brand:
ES#:
3138970
Mfg#:
N4MS4330
In Stock
ON SALE!
SAVE 10%
$349.00
This product was last offered at the strikethrough price on 05-02-2026
Perfect for high performance street and road racing demands. Conservatively rated up to 505 ft/lbs torque capacity.
For vehicles with 5-speed transmission only
Complete cylinder head with guides, seats, valves, springs, and all neccesary hardware for installation
Includes all neccesary hardware for installation
Free-flowing intake featuring a roaring induction noise and increased performance to replace your restrictive factory intake.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4699145
Mfg#:
008694LA13BKT
Back Ordered
ON SALE!
SAVE 20%
$386.99
This product was last offered at the strikethrough price on 06-13-2026
BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback.
For coupe and sedan models only
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
