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Diesel Spec

Diesel Spec

200 Goyer, La Prairie (Québec) J5R 5G5

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Diesel Spec Inc. is the leader in truck diesel engine ECM tuning technology. With close to 50,000 medium and heavy-duty diesel truck tuning performed, Diesel Spec has built its reputation with countless satisfied customers all over the world. In addition to our specialization in ECM calibration, we offer a wide range of performance products for heavy diesel truck engines.

Equipments, Parts and Accessories
Truck Repair
Turbocharger
Our Team!
Our test on dynamometer
Proud sponsor of the Bandit Big Rig Series
Agricultural Division