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Emission Control Systems

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CARB-compliant Paccar engine now offered in Kenworth and Peterbilt trucks

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By Bradley Osborne - 25th June 2024

Diagram of Paccar MX-13 and aftertreatment system in Peterbilt truck

USA – The latest low nitrogen oxide (NO_x) 13-litre engine from Paccar Inc of Bellevue, Washington is now available in Kenworth and Peterbilt’s heavy duty truck ranges, ensuring compliance with the California Air Resources Board’s (CARB) latest regulations.

The ‘Paccar MX-13’ with additional low-NO_x aftertreatment is now being offered with Peterbilt’s Model 579, 567, and 589 trucks and with Kenworth’s T680, T880, and W990 trucks. Kenworth stated that production of its CARB-compliant trucks would begin in the fourth quarter of this year.

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