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DEF is an Aldehyde free, NOx reducing treatment for diesel engines equipped with a selective catalytic reduction (SCR) system. It can also be used with competitive make vehicles using a SCR system. DEF meets the stringent AUS 32, ISO 22241 standards for purity and concentration. This product is required for the 2010 mid-year launch of the Chevrolet Express and GMC Savannah vans equipped with the new regular production option (rpo) LGH Duramax Diesel engine and the 2011 model year Chevrolet Silverado and GMC Sierra new heavy-duty pickup and chassis cab models equipped with the new rpo LML or LGH Duramax Diesel engines. It is part of the SCR technology used on these vehicles to meet 2010 EPA emission regulations.
Replaces old part number 88863523
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GM (General Motors) - 19286292- GM/AC Delco Diesel Exhaust Fluid (DEF) - 2.5 Gallon Container - For Late 2010- 2012 Chevy & GMC Trucks With Duramax Di
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