E-One Incorporated (E-One) is recalling certain 2013-2017 E-One Cyclone II, Quest, Typhoon, 2016 Freightliner M2 112, 2013-2015 International 7400, 2014-2017 International 4400, Freightliner M2 106, 2016-2017 Kenworth T370, and 2015 Kenworth T800 vehicles equipped with Hale pressure relief valves in the water pumps used for fire fighting. Rings securing the valves may corrode over time after exposure to water, causing the ring to fail and the pressure relief valve to open, reducing the water pressure available for fire fighting.