What is ECM Tuning ?

Diesel Spec Inc. is the leader in truck diesel engine ECM tuning technology.

With over 50,000 medium and heavy-duty diesel truck tuning performed, Diesel Spec has built its reputation with countless satisfied customers all over the world.

ECM tuning is the process of fine tuning the software program that controls your engine fuel management system, without having to replace any part. The result: more power, greater response and lower fuel consumption. What’s more, fine tuning an ECM has no negative impact on exhaust emissions or engine life. In fact, optimal tuning of your engine will reduce your maintenance cost, since an engine with better combustion is a cleaner engine.

Tuning has been very popular in Europe since the last 25 years, because of high fuel costs. Due to rising fuel prices in North America over the last decade, interest in tuning has been growing. To respond to that increasing demand, Diesel Spec has invest in tuning for diesel engines.

Diesel Spec Inc. is the leader in truck diesel engine ECM tuning technology. With over 50,000 medium and heavy-duty diesel truck tuning performed, Diesel Spec has built its reputation with countless satisfied customers all over the world.

If you are looking to improve fuel economy and/or increase the power of your current engine, we are confident that our expertise can help you acheive these goals. We offer a 30 Day satisfaction money back guarantee on all our tuning.

We offer ECM tuning for: