Diesel Particulate Filters

Affton Radiator & A/C Service is St. Louis’ #1 DPF Cleaning Specialist. As Members of Clean Diesel Specialist, our heavy duty, certified technicians guarantee all of our Diesel Particulate Filters work and even offer 24 hours or less turn-around on all cleaning repair. Our equipment is capable of cleaning any size, make or model filter, and our expertise extends to any problem filter, whether it is oil soaked, coolant soaked or high sulfur saturated. Removal service is available in-house and pick-up and delivery is available. Call or visit our convenient location to have your DPF serviced.


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Diesel Particulate Filter Cleaning

Your DPF requires regular maintenance and support. Our DPF cleaning equipment is built for small to industrial-sized vehicles, ensuring that you get the best care and the most life from your diesel machine. A clean filter runs an efficient machine which saves you money. As the #1 DPF Cleaning Specialist in St. Louis, our DPF repair reduces emissions and captures particulate matter in the diesel exhaust that can destroy your filter leading to significant costs down the road. For your convenience, cleaning process typically sees a 24 hours or less cleaning turn-around.

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Replacing DPF Gaskets

From OEM gaskets to after-market DPFs, we carry only the best DPF gaskets for replacement in any size, make or model vehicle. As members of Clean Diesel Specialist, our certified technicians diagnose your issue and provide the most cost-effective DPF solution for you.

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Diesel Particulate Filter Retrofitting

As an EPA compliant service shop, we offer after-treatment pollution control for your DPF with our filter retrofitting service. DPF Retrofitting diminishes contaminates and air pollutants that reduce emissions using your vehicle’s current equipment, all at a savings to you. Our DPF Retrofitting services include kits, data logging, and an on-site evaluation.

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DPF Service Kits Available

Affton Radiator & A/C Service offers DPF service kits for Ford, International, Duramax, Cummins, Sprinter, Sterling, and more. Our removal service is available in-house and we can even clean multiple filters at once. Our DPF cleaning guarantee prevents avoidable damage from a problem filter and offers only the best in quality care for your vehicle.

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Replacement of DPF & DOC Sensor Bosses

These bosses are in both the DPF and DOC. During regular maintenance for cleaning, these sensors must be removed and sometimes are seized in place or the threads maybe stripped out when removed. We have the ability to replace these bosses, allowing you to keep your filters in service. This saves you from replacing the DPF and DOC for this condition.

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Aftermarket DPF & DOC Replacements

Now available! DPF and DOC aftermarket replacement filters in stock. Aftermarket DPF Filters comes with two gaskets, an 18 month nation-wide warranty and unlimited mileage. NO CORE CHARGE. NO REMANS. NEW DPFs & DOCs. All makes and models are available: CAT, Cummins, Detroit, Mack, Mercedes, Navistar, Paccar, Sprinter and Volvo.


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Diesel Particulate Filter

Diesel Particulate Filter

Diesel Particular Filter Cleaning

Diesel Particular Filter Cleaning

Diesel Particulate Filter Gaskets

Diesel Particulate Filter Gaskets

Diesel Particulate Filter Retrofit

Diesel Particulate Filter Retrofit