Leave the competition behind by improving the exhaust flow, torque and horsepower in your diesel-drinker – with a Bully Dog Diesel Particulate Filter. Featuring a larger, better-flowing filter manufactured from high-strength stainless steel, this specialty DPF system is just what you and your rig need in the war against soot and other contaminants.
Increases in flow by as much as 21% are just the beginning. Essential for environmental preservation, Bully Dog Diesel Particular Filters improve more than just the punch in your ride, but overall gas mileage as well. Finished in a proprietary coating and compatible with the Bully Dog Tuner (sold separately), your Bully Dog Diesel Particulate Filter is legal in 49 states and backed by a 90-day warranty.