Pioneer Diesel Services

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2023 Cummins ISM (EPA 2004) ISM 385V

Cummins ISM continues to lead the way for heavy-duty diesels in its class. Thoroughly tested and proven to meet Cummins rigorous durability standards, the ISM satisfies the latest emissions requirements without expensive aftertreatment or special fuels. The bottom line: You win. With its proven reliability, impressive fuel savings and electronics that integrate all engine functions for low cost of operation, Cummins ISM is clearly ahead of the competition.

Cummins ISM continues to deliver outstanding fuel economy, thanks to its electronically controlled fuel system with advanced air-handling technology. We expect the ISM to continue its fuel economy leadership of any engine in its class meeting the 2.5-gram NOx+NMHC emissions requirement.