4 inch stainless constant-diameter pipes and straight-thru muffler nearly doubles flow. Lower exhaust temps
- Quicker response, more power, low temp & more MPG
- Nearly doubles flow
- 4-inch constant-diameter pipes with Straight-thru muffler
- Includes 5-inch high-temp Cerakote Black rolled edge tip.
- Fits F-250/350 Standard Cab, Long Bed Automatic Transmission only
- For Manual Transmission, see Monster Sport Exhaust