Donaldson Company received Level 3 Plus conditional verification by the California Air Resources Board on October 11, 2011, for the Donaldson Non Road Low NO2 Filter (NR-LNF Muffler), an off-road emissions retrofit device.
The approval applies to off-road engines produced from 1996 to 2010 with power ranges from 100 to 600 Hp.
For more information about specific engine families and conditions for which the NR-LNF Muffler has been approved, visit arb.ca.gov/diesel/verdev/verdev.htm.
