Maintain proper performance of your truck's diesel engine with the Bully Dog Diesel Particulate Filter. Legal in 49 states, these upgraded DPFs feature a larger, better-flowing filter crafted from resilient stainless steel and finished in wear-proof proprietary coating. Designed to enhance exhaust flow by as much as 21%. 90-day warranty.
For peak efficiency, power and throttle response, upgrade with the aFe Diesel Fuel System. This custom fuel filtration system strips out contaminants, water and air for peak combustion. Made in the USA. 2-year limited warranty.