Wake up your BMW with dyno-proven gains by Jim Conforti - +24HP +19LB/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 Turner Motorsport 2.5L stroker kit
Brand:
ES#:
3098023
Mfg#:
0710-3100
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Get up to +51 hp and +70 lb-ft through a safe and easy to use tuning module from RaceChip
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
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip. Options for both harness types A and B
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 BMW used two different engine harnesses, please confirm if you have type A or B before ordering
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +33LB/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 an automatic transmission and a production date up to 12/1994 For automatic vehicles with a production date up to 12/1994
Brand:
ES#:
3136939
Mfg#:
4040-4010
In Stock
ON SALE!
SAVE 20%
$249.99
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +23HP +23LB/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 a manual transmission and a productio
Brand:
ES#:
3136873
Mfg#:
4040-3100
In Stock
ON SALE!
SAVE 20%
$249.99
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +33LB/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 For vehicles with a manual transmission and a production date thru 12/94, 0-261-200-404, 4040-4000, with emissions air pump, 1744050 ECU for vehicles thru 12/94, 0-261-200-404, 4040-4000, with emissions air pump, 1744050 ECU
Brand:
ES#:
3129910
Mfg#:
4040-4000
In Stock
ON SALE!
SAVE 20%
$249.99
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +23HP +23LB/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 an automatic transmission and a produ
Brand:
ES#:
3136148
Mfg#:
4040-3010
In Stock
ON SALE!
SAVE 20%
$249.99
This product was last offered at the strikethrough price on 05-02-2026
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 For 1988-1992 models with an automatic transmission and ECU # 0-261-200-380
Brand:
ES#:
3098143
Mfg#:
380-310
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 10-28-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +11HP +19LB/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 and a production d
Brand:
ES#:
3098180
Mfg#:
282-300
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 10-28-2026
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 1987 models with a automatic transmission and ECU nu
Brand:
ES#:
3137203
Mfg#:
525-210
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 10-28-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +43HP +21LB/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 a manual transmission
Brand:
ES#:
3098093
Mfg#:
179-500
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 10-28-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +11HP +19LB/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 and a production d
Brand:
ES#:
3098165
Mfg#:
357-300
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 10-28-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +43HP +21LB/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 1989-1992 model vehicles with manual transmission
Brand:
ES#:
3098167
Mfg#:
179-700
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 10-28-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +11HP +19LB/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 automatic transmission and a productio
Brand:
ES#:
3098427
Mfg#:
282-410
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 10-28-2026
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 For 1987 models with a manual transmission and ECU number 0-261-200-525
Brand:
ES#:
3137202
Mfg#:
525-200
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 10-28-2026
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
