Skip to content

2011-2018 Powerstroke 6.7L 4" Cat & DPF Race Pipe No Muffler (421014)

SKU 421014

Previous Part Number: FLO-857NB / FLO-SS857NB

Original price $390.00 CAD - Original price $500.00 CAD
Original price
$390.00 CAD
$390.00 CAD - $500.00 CAD
Current price $390.00 CAD

This product cannot be shipped to the USA

  • Overview
  • Features
  • Fits
  • Notes

This FLO~PRO 4" CAT & DPF race pipes is for the 2011-2019 Superduty 6.7L Powerstroke. This exhaust will replace the restrictive OE CAT & DPF with an improved 4" mandrel-bent exhaust. This kit not only sounds great but will improve the torque, mileage, and throttle response on your 6.7L! Allow your truck to breath with this FLO~PRO exhaust system. FLO~PRO, horsepower you can hear!

  • Ease of installation
  • Contour Bent Hangers
  • TorcTite® Clamps

Ford Powerstroke

2011 - 2019

Will not fit regular cab


This product requires the use of aftermarket tuning. These parts are for use on non-registered race vehicles on closed-course competition events *Installing or using this part on any emission controlled vehicle ("street" or "off-road") may violate federal and/or state emissions laws and regulations. *Not available to ship to United States


Most orders are shipped 1-2 weekdays after an order is placed, depending on availability. Some products are shipped directly from manufacturers and may be subject to duty and taxes.


Not all products are stocked in house. Please check for availability as some products may be backordered.