dpfs_cdti

EPA Diesel Verifications


Product Application EPA Documentation
AZ Purifier | Purimuffler® DOC with Low Sulfur Diesel Fuel Highway, medium heavy-duty, 4-cycle, model years 1991 - 2003 Cummins and Navistar/International engines originally manufactured with no after treatment, turbocharged or naturally aspirated, non-EGR engines Retrofit Technology Verification
Letter of Verification
AZ Purifier | Purimuffler® DOC with Low Sulfur Diesel Fuel Highway, heavy heavy-duty, 4-cycle, model years 1991 - 1993 Cummins engines originally manufactured without exhaust after treatment, turbocharged or naturally aspirated, non-EGR engines Retrofit Technology Verification
Letter of Verification
AZ Purifier | Purimuffler® DOC with CCV with Low Sulfur Diesel Fuel Highway, heavy-duty, 4-cycle, mechanically or electronically injected, turbocharged or naturally aspirated, originally manufactured from 1991 - 2004 model years which meet a 5 or 4 g/bhp-hr NOx standard with open crankcase ventilation and no after treatment engines Retrofit Technology Verification
Letter of Verification
Purifilter® DPF Highway, heavy and medium heavy-duty; Urban Bus; 4-cycle; model years 1994 - 2003; turbocharged or naturally aspirated; non-EGR engines Retrofit Technology Verification
Letter of Verification
Purifilter® EGR DPF Highway; light, medium, and heavy heavy-duty EGR and non-EGR engines, not originally certified or equipped with DPF,manufactured from 2002 - 2010 Retrofit Technology Verification
Letter of Verification
Purifilter® Plus DPF Highway; heavy, medium, and light heavy-duty; Urban Bus; 4-cycle; model years 1994 - 2006; turbocharged or naturally aspirated; non-EGR engines Retrofit Technology Verification
Letter of Verification
Purifilter® Plus M DPF Highway; light, medium, and heavy heavy-duty EGR and non-EGR engines, not originally certified or equipped with DPF, originally manufactured from 1994 - 2010 and listed in Table A Retrofit Technology Verification
Letter of Verification

 

CARB Diesel Verifications


Product Application CARB Documentation
Combifilter® DPF 2007 or older off-road; CARB diesel; biodiesel. Retrofit Technology Verification
Verification Letter
Engine Family List
Purifilter® EGR DPF 2002 - 2010 model year heavy-duty on-road diesel engines Retrofit Technology Verification
Verification Letter
Engine Family List (CA)
Engine Family List (Fed.)
Purifilter® H (High Load) DPF 1993 - 2006 CA certified engines; Specific 1994 - 2006 Federally certified engines; on-road; CARB diesel; biodiesel. Retrofit Technology Verification
Verification Letter
Engine Family List (CA)
Engine Family List (Fed.)
Purifilter® L (Low Load) DPF 1994 - 2004 on-road; CARB diesel; biodiesel. Retrofit Technology Verification
Verification Letter
Engine Family List
Purifilter® Plus DPF 1993 - 2010 on-road; CARB diesel; biodiesel Retrofit Technology Verification
Verification Letter
Engine Family List
Purifilter® Plus M DPF 1993 - 2010 on-road; CARB diesel; biodiesel Retrofit Technology Verification
Verification Letter
Engine Family List (CA)
Engine Family List (Fed)