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2008-2010 Powerstroke Flo Pro 4" Downpipe Back Race Exhaust No Muffler


2008-2010 Powerstroke 4" Downpipe Back Race Exhaust


Fits: 2008-2010 Ford F-Series F250/F350 w/ 6.4L Powerstroke

The FLO 833NB is a 4" Downpipe Back Exhaust system for the 2008-2010 Ford 6.4L. It replaces your restrictive OE exhaust system from the downpipe back with a 4" mandrel bent exhaust system, this kit does not include a muffler and is intended for a track driven 6.4L! This exhaust not only sounds great, but will improve your torque, mileage, and throttle response!


  • 4" Downpipe Back Exhaust system.
  • No Muffler
  • No Bungs
  • Aluminized Steel & Stainless Steel Option
  • Single Side Exit
  • Easy Install - Mounts to OE Hangers

Part Number: FLO-833NB