Fits: 2011-2019 Ford 6.7L Powerstroke All Wheel Bases

The FLO 857NB is a 4" CAT & DPF by FLO-PRO for the 2011-2019 Superduty 6.7L. It replaces your restrictive OE CAT & DPF with a 4" mandrel bent delete system. This kit not only sounds great but will improve the torque, mileage, and throttle response on your 6.7L!

Features:

• Removes Restrictive OEM Cat & DPF
• No Bungs
• 4" Piping

Part Number: FLO-857NB