Catalytic converters (cats) have been a legal requirement on passenger vehicles with internal combustion engines since the U.S. government passed the Clean Air Act of 1970. That means that if you ...

HOLLY, Mich., March 13, 2024 /PRNewswire/ -- Rislone introduces DEF Crystal Clean™ Diesel DEF & SCR Emissions System Cleaner. This one-of-a-kind product scrubs away crystal contaminants from the ...

Selective Catalytic Reduction (SCR) is an after treatment technology that uses a urea based diesel exhaust fluid (DEF) and a catalytic converter to significantly reduce oxides of nitrogen (NOx) ...

An off-road machine’s selective catalytic reduction (SCR) system converts toxic nitrogen oxides in a diesel’s exhaust—nitrogen monoxide (NO) and nitrogen dioxide (NO2)—into harmless nitrogen, water, ...