Specifications

The PAI 131672 Exhaust Gasket is engineered for Cummins ISX engines equipped with EGR systems, providing a leak-free seal between the exhaust manifold center section and the engine block. It directly replaces Cummins OEM 3682940, ensuring seamless compatibility and proper fit. Manufactured in the USA by PAI Industries—with ISO 9001:2015 quality controls—it delivers exceptional durability in high-temperature and high-vibration environments. Ideal for emissions-sensitive applications, this gasket helps maintain optimal exhaust system performance and engine health. Available from Wofford Truck Parts, a trusted source for rugged, dependable truck components.

Compatibility

Freightliner Cascadia (2008–2017)

Kenworth T680 / T880 (2013–2020 / 2014–2020)

Peterbilt 579 / 389 (2013–2020 / through 2020)

Volvo VNL Series (2008–2019)

International ProStar (2008–2016)

Western Star 4900 / 5700 (2008–2018)


Alternative Part Numbers

  • 3682940 (Cummins)
  • CUM3682940
  • CUP131672
  • PAI 131672
  • PAI131672

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