The following PDFs contain Executive Orders from the California Air Resource Board (CARB) from 2003 to 2009 verifying the CleanAIR PERMIT™ Filter meets Level 3+ emissions control standards for emergency stand-by
and prime power stationary diesel engines.
If your engine type is not listed on the Engine Family List for Verified Stationary Diesel Engines located on the CARB website, please contact us at 505-474-4120 for further information.
Caterpillar Acquires CleanAIR Systems
EPA Honors CleanAIR Systems
CleanAIR PERMIT™ Filter is Level 3 Plus