The Dorman Diesel Particulate Filter Clamp ensures you are Ready for the Road Ahead , being made of stainless steel, boasting of high strength coupling for diesel particulate filters. This heavy duty clamp is a direct replacement with OEM fit, form, and function. Properly securing your DPF, which is responsible for removing up to 85% of soot in diesel exhaust emissions in on-highway and vocational heavy duty trucks, is paramount. This heavy duty DPF clamp is an easy choice to keep you on the road ahead. FleetPride is your First Click in Heavy Duty .