CARB Verifications

Click here for the CARB Verifcations website. Click here for an explanation of CARB Verification Levels.

ECS PRODUCT	VERIFICATION LEVEL	VERIFICATION COVERAGE
Purifilter H	Level 3+	Hwy 1993 thru 2006 Engine Families as listed Level 3 - 85 Percent or Greater Reduction in Particulate Matter CARB Executive Order Letter California Engine Family List Federal Family List Off-Road Diesel Engines, Model Years 1996-2008 Engine Families as listed Level 3 – 85 Percent or Greater CARB Verification Letter Engine Family List
Purifilter L	Level 3+	Hwy 1994 thru 2003 Engine Families as listed Level 3 - 85 Percent or Greater Reduction in Particulate Matter CARB Executive Order Letter Engine Family List
Purifilter Plus	3+	Model years 1993-2006 Engine Families as listed Level 3 – 85 Percent or Greater Reduction in Particulate Matter CARB Executive Order Letter Engine Family List
Combifilter	Level 3+	Non-Road 2007 and older Tier 0,1,2,3 Engine Families with PM emissions 0.45 g/hp-hr or less as listed Level 3 - 85 Percent or Greater Reduction in Particulate Matter CARB Executive Order Letter Engine Family List
AZ Purifier Purimuffler	Level 1+	Hwy 1973 thru 2003 Engine Families as listed Level 1 - 25 Percent or Greater Reduction in Particulate Matter CARB Executive Order Letter Engine Family List	Non-Road 1996 thru 2003 Engine families as listed Level 1 - 25 Percent or Greater Reduction in Particulate Matter CARB Executive Order Letter Engine Family List
TermiNOx	Level 3a HC + NOx < 1.0 g/hp-hr	1990 to 2000 unregulated and 2001 to 2003 non-complying phase-in off-road propane fueled LSI engines from 1 to 3L in displacement and 25hp or greater Level 3a - HC + NOx < 1.0 g/hp-hr CARB Executive Order Letter
	Level 2 HC + NOx < 3.0 g/hp-hr	1990 to 2000 unregulated and 2001 to 2003 non-complying phase-in off-road propane fueled LSI engines from >3 to 8.2L in displacement Level 2 – HC + NOx < 3.0 g/hp-hr CARB Executive Order and Letter

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