Aftermarket DPF Filters, Diesel Oxidation Catalysts and NOx Sensors

DPFXFIT™is the complete aftermarket aftertreatment solution for light-, medium-, and heavy-duty diesel trucks. Every product in our lineup is designed and manufactured in North America by GESi®, with over 20 years of emissions manufacturing experience, delivering OEM performance and durability with aftermarket affordability.

Browse the full product range below including heavy duty aftermarket DPF filters for Cummins, Volvo Mack, Detroit Diesel, Navistar, Paccar and Caterpillar engines; diesel oxidation catalysts (DOC) for medium and heavy duty applications; light and medium duty DPF and DOC solutions for Ford Power Stroke, Dodge Ram Cummins, Mercedes Sprinter, Isuzu, Hino and GMC; and aftermarket NOx sensors covering a wide range of diesel platforms. All DPF and DOC products are backed by a 3-year unlimited mileage warranty.

Not sure which product fits your application? Use the OEM part number lookup tool or call our team at 1-888-758-4374 for fitment assistance.