OEM Detroit Diesel, Frieghtliner, Mercedes DEF Doser A0001407439 & more DPF Horizontal Mounting Kits GESi / DPFXFIT products are

GESi / DPFXFIT products are covered by a manufacturer's warranty

3859691C94

3/ISL 9 and Paccar PX8 (CJ0423-C)

906 490 01 00 80

This is a vapor machine designed specifically for HD Trucks

OEM Detroit Diesel, Frieghtliner, Mercedes DEF Doser A0001407439 & more DPF Horizontal Mounting Kits GESi / DPFXFIT products areOEM Detroit Diesel, Freightliner, Mercedes, and Western State Diesel Exhaust Fluid Doser Metering Unit Part numbers: A0001407439, A0001405639, A0001405139, A0001405539, EA0001407439, EA0001405639, EA0001405139, EA0001405539, RA0001407439, RA0001405639, RA0001405139, RA0001405539. The DEF doser injector is where the urea is sprayed into the exhaust stream. This device controls the amount of DEF going into the SCR and is crucial to maintain the correct