F 450 4WD Super Duty V8-6.4L DSL Turbo (2008)
EGR Catalyst: Description and Operation
EXHAUST GAS RECIRCULATION (EGR) OXIDATION CATALYTIC CONVERTER (OC)
Exhaust Gas Recirculation (EGR) Oxidation Catalytic Converter (OC)
The EGR OC helps keep the EGR coolers clean by removing deposits and exhaust condensation, and preventing corrosion in downstream components.