Max gains of up to +47 HP and +55 lb-ft TRQ (Crank); +42 HP and +51 lb-ft TRQ (Wheel).
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4430020
Mfg#:
D440-0151
Ships in 9 Business Days
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$787.99
This product was last offered at the strikethrough price on 07-28-2026
Max gains of up to +47 HP and +59 lb-ft TRQ (Crank); +42 HP and +54 lb-ft TRQ (Wheel).
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4430029
Mfg#:
D440-0132
Ships in 9 Business Days
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$760.99
This product was last offered at the strikethrough price on 07-28-2026
Improve your cars performance with a power pack that includes effective, easy to do upgrades!
10X Entries For Our 25th Anniversary Sweepstakes! For vehicles with Bosch alternator and production date from 02/2003
Brand:
ES#:
3618083
Mfg#:
E46330PPKT1
Ships in 9 Business Days
ON SALE!
SAVE 20%
$788.99
This product was last offered at the strikethrough price on 05-02-2026
Improve your cars performance with a power pack that includes effective, easy to do upgrades!
10X Entries For Our 25th Anniversary Sweepstakes! For vehicles with Valeo alternator and production date from 02/2003
Brand:
ES#:
3618096
Mfg#:
E46330PPKT2
Ships in 9 Business Days
ON SALE!
SAVE 20%
$788.99
This product was last offered at the strikethrough price on 05-02-2026
Improve your cars performance with a power pack that includes effective, easy to do upgrades!
10X Entries For Our 25th Anniversary Sweepstakes! For vehicles with Valeo alternator and production date up to 02/2003
Brand:
ES#:
3618097
Mfg#:
E46330PPKT3
Ships in 9 Business Days
ON SALE!
SAVE 20%
$788.99
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 8,100rpm, improves throttle response, and improves power output - plus remembers your Sport Mode selection! For use with 91 octane fuel.
Brand:
ES#:
3138987
Mfg#:
N4S54MEM
Ships in 9 Business Days
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: +7HP +7LB/FT gains!
Brand:
ES#:
3138998
Mfg#:
N745X325
Ships in 9 Business Days
ON SALE!
SAVE 10%
$349.00
This product was last offered at the strikethrough price on 05-02-2026
If you've upgraded your car or just want a bit more power from your stock vehicle, performance engine software helps maximize your car's potential by letting it know just where the limits are. Improve your driving experience with upgraded performance engine software from our selection of elite software tuners.
Lifetime Replacement
