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Detroit isn’t starting from scratch to meet EPA 2027 diesel emissions standards. Its Gen 6 DD13 and DD15 engines keep much of today’s platform while updating the fuel and aftertreatment systems.
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The updated software gives Mack and Volvo truck owners more time to address DEF-related issues before the engine derates or the vehicle goes into reduced-speed inducement, following new EPA guidance.
Read More →The engine maker will gradually introduce its new Model Year 2027 diesel engines while continuing to offer current models during the transition, citing the EPA's proposed emissions rule changes.
Read More →Along with unveiling its EPA 2027-compliant MP13 engine, Mack outlined powertrain changes across its Class 6-8 lineup, including new Cummins-based X10 engines.
Read More →Heavy-duty engine oil marketers can begin finalizing formulations and preparing product packaging to meet the new oil specifications ahead of the January 1 licensing date.
Read More →The Trump administration has announced it will no longer criminally prosecute “diesel delete” cases of truck owners altering emissions systems in violation of EPA regulations. What does that mean for heavy-duty fleets?
Read More →January 1, 2027, will be the first license date for two new heavy-duty engine oil categories, if all goes as planned.
Read More →International is marching ahead with updates to its S13 Integrated Powertrain to meet federal emissions regulations expected to take effect at the beginning of 2027.
Read More →As we enter 2026, we have a little more clarity than we had before on how the EPA under Trump will change 2027 emissions. But there’s still a lot we don’t know.
Read More →Climate legislators overreached badly with the Advanced Clean Fleets rule. And now they’re paying a heavy price for their arrogance.
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