Easy Installation. Exceptional Durability. Optimum Performance.

Useful Resources & Links:

DT Ford DPF & DOC Bulletin

DPF & DOC Bulletin

DT DPF & DOC Bulletin

FORD Specific DPF & DOC Bulletin


DieselTechoffers a broad line of replacement diesel exhaust parts that provide long service life in vehicles and equipment – including DuraFit replacement diesel particulate filters (DPFs) & diesel oxidation catalysts (DOCs) for heavy duty applications. 

DieselTech™ Light & Medium Duty  DuraFit™ Heavy Duty DieselTech™ Exhaust Components
  • Dodge
  • Ford
  • Freightliner
  • General Motors
  • Mercedes and more…
  • Cummins
  • Mack
  • Navistar
  • Volvo and more…
  • Light Duty
  • Heavy Duty

DieselTech and DuraFit replacement diesel exhaust components get your diesel equipment back to work quickly and keep it working longer.  All of our direct-fit components are specifically designed to fit your application – ensuring an exact replacement for your OEM parts.

To find parts for your diesel application, please visit the DieselTech™ and DuraFit™ websites for more information. For other questions, please feel free to contact us.


DieselTech™ – Built on More than 90 Years of Emissions Experience.

Since 1927, AP has been a leader in exhaust and emission products – designing, testing and manufacturing to stringent standards.  Like our other products, the DieselTech brand of emissions products is built on that same commitment to performance, durability and quality for our customers.

*DieselTech™ and DuraFit™ replacement units are not for sale or use in the State of California at this time.

 View DieselTech™ on the web