Eliminate rear end flex under acceleration, braking, and cornering - feel more secure during high performance driving!
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
3149034
Mfg#:
D280-0015
Back Ordered
ON SALE!
SAVE 10%
$1049.99
This product was last offered at the strikethrough price on 09-28-2026
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: +7HP +7LB/FT gains!
Brand:
ES#:
3138974
Mfg#:
N4MS43Z3
In Stock
ON SALE!
SAVE 10%
$349.00
This product was last offered at the strikethrough price on 05-02-2026
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 2004-2005 production years only
Brand:
ES#:
3138999
Mfg#:
N745X330M
In Stock
ON SALE!
SAVE 10%
$349.00
This product was last offered at the strikethrough price on 05-02-2026
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!
For vehicles with a production date from 03/2003
Brand:
ES#:
3138997
Mfg#:
N745330
In Stock
ON SALE!
SAVE 10%
$349.00
This product was last offered at the strikethrough price on 05-02-2026
Firm, yet comfortable spring rates comparable to a factory sport spring with additional lowering. Average lowering of 1.0"F 0.5"R.
We Price Match - Give Us A Call or Chat!
Brand:
ES#:
11799
Mfg#:
50424-55
Ships in 3 Business Days
15% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$369.00
This product was last offered at the strikethrough price on 10-01-2026
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
