17-19 Duramax 4″ Downpipe Back Delete Exhaust (* Cab & Chassis *)

17-19 Cab & Chassis Flo Pro 4″ Downpipe Back Delete Exhaust by Flo Pro are an ideal solution to pair with a race tuner and delete your diesel particulate filter (DPF) off your diesel pickup truck. You must use a tuner when removing the DPF off of the vehicle.