Wake up your BMW with dyno-proven gains by Jim Conforti - +15HP +15LB/FT
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty. -- For vehicles with manual transmission & Bosch DME # 0-261-200-380
Brand:
ES#:
3098108
Mfg#:
380-320
In Stock
ON SALE!
SAVE 25%
$249.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +20HP +13LB/FT
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty -- 21.5 lb/hr injectors & M3 camshafts
Brand:
ES#:
3137001
Mfg#:
4130-0008
In Stock
ON SALE!
SAVE 20%
$449.00
This product was last offered at the strikethrough price on 05-02-2026
Get up to +63 hp and +88 lb-ft through a safe and easy to use tuning module from RaceChip *Open Box - New Product*
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Wake up your BMW with dyno-proven gains by Jim Conforti - +29HP +35LB/FT gains!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty. -- For vehicles with a manual transmission and a Bosch DME
Wake up your BMW with dyno-proven gains by Jim Conforti - +20HP +13LB/FT
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty -- M3 camshafts
Brand:
ES#:
3136972
Mfg#:
4130-0002
In Stock
ON SALE!
SAVE 20%
$399.00
This product was last offered at the strikethrough price on 05-02-2026
This add on kit for BMW N54 engines allows your JB4 to "2step" the engine
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
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!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3138973
Mfg#:
N4MS43X5
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 8,100rpm, improves throttle response, and improves power output - plus remembers your Sport Mode selection! For use with 93 octane fuel.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3138988
Mfg#:
N4S54MEO
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: +15HP +9LB/FT gains!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3195178
Mfg#:
N3MS41E
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!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3139002
Mfg#:
N745Z430
Ships Today
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!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3138972
Mfg#:
N4MS4353
In Stock
ON SALE!
SAVE 10%
$349.00
This product was last offered at the strikethrough price on 05-02-2026
Performance software with a 7,400RPM rev limit and Euro throttle response. +15HP +12LB/FT gains when used with 91 octane fuel!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3138910
Mfg#:
N4M5BMRL
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: +5HP +5LB/FT gains!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3138971
Mfg#:
N4MS4352
In Stock
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
