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 automatic transmission & Bosch DME #0
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 manual transmission and ECU numb
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 vehicles with a manual transmission & Bosch DME # 0-261-200-524
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 # 0-261-200-153
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 a manual transmission and ECU # 0-261-200-153
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 # 0-261-200-525
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 vehicles with a manual transmission & Bosch DME #0-261-200-173
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.
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
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.
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 - +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 n
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
