
DynoMax 39506 - Ultra Flo Welded Exhaust System
DynoMax Ultra Flo Welded Exhaust Systems feature a stainless steel welded muffler which features a straight-through design to ensure free air flow in your exhaust and reduced back pressure. The systems have a deep performance tone, as well as a bolt-on design and easily attach to existing mounting points. They follow OE routing, and feature high-quality performance mufflers and mandrel-bent pipes which ensure smooth exhaust flow and optimal fuel efficiency. The exhaust systems have been dyno proven for maximum horsepower and torque gains.
Key Features:- Stainless Steel Cat-Back Exhaust System
- 4 in. Single System
- Incl. Ultra Flo Welded Muffler
- 5 in. Polished Stainless Steel Tips
- 50 State Legal

DynoMax Performance Exhaust is one of the major market leaders in the aftermarkets autoparts industry. The company manufactures a wide range of premium exhaust products which maximize performance and improve sound. They also offer an extensive collection of performance and replacement exhaust pipes, bends, crossover pipes, cutouts, reducers, mounting hardware and other exhaust accessories.
Year | Make | Model | Submodel | Engine Size | Cab and Bed Style |
---|---|---|---|---|---|
2011 | FORD | F-150 | HARLEY-DAVIDSON EDITION, LARIAT, LARIAT LIMITED, PLATINUM | 6.2L V8 GAS | Crew Cab w/67.0 in./5 ft. 7 in. Bed, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed, Extended Cab w/67.0 in./5 ft. 7 in. Bed, Extended Cab w/78.8 in./6 ft. 6.8 in. Bed |
2011 - 2012 | FORD | F-250 SUPER DUTY | KING RANCH, LARIAT, XL, XLT | 6.2L V8 FLEX | Crew Cab w/81.8 in./6 ft. 9.8 in. Bed, Crew Cab w/98.0 in./8 ft. 2 in. Bed, Extended Cab w/81.8 in./6 ft. 9.8 in. Bed, Extended Cab w/98.0 in./8 ft. 2 in. Bed, Regular Cab w/81.8 in./6 ft. 9.8 in. Bed, Regular Cab w/98.0 in./8 ft. 2 in. Bed |
2013 - 2015 | FORD | F-250 SUPER DUTY | KING RANCH, LARIAT, PLATINUM, XL, XLT | 6.2L V8 FLEX | Crew Cab w/81.8 in./6 ft. 9.8 in. Bed, Crew Cab w/98.0 in./8 ft. 2 in. Bed, Extended Cab w/81.8 in./6 ft. 9.8 in. Bed, Extended Cab w/98.0 in./8 ft. 2 in. Bed, Regular Cab w/81.8 in./6 ft. 9.8 in. Bed, Regular Cab w/98.0 in./8 ft. 2 in. Bed |
2016 | FORD | F-250 SUPER DUTY | KING RANCH, LARIAT, PLATINUM, XL, XLT | 6.2L V8 FLEX, 6.7L V8 Diesel | Crew Cab w/81.8 in./6 ft. 9.8 in. Bed, Crew Cab w/98.0 in./8 ft. 2 in. Bed, Extended Cab w/81.8 in./6 ft. 9.8 in. Bed, Extended Cab w/98.0 in./8 ft. 2 in. Bed, Regular Cab w/81.8 in./6 ft. 9.8 in. Bed, Regular Cab w/98.0 in./8 ft. 2 in. Bed |
2011 - 2012 | FORD | F-350 SUPER DUTY | KING RANCH, LARIAT, XL, XLT | 6.2L V8 FLEX | Crew Cab w/81.8 in./6 ft. 9.8 in. Bed, Crew Cab w/98.0 in./8 ft. 2 in. Bed |
2013 - 2015 | FORD | F-350 SUPER DUTY | KING RANCH, LARIAT, PLATINUM, XL, XLT | 6.2L V8 FLEX | Crew Cab w/81.8 in./6 ft. 9.8 in. Bed, Crew Cab w/98.0 in./8 ft. 2 in. Bed |
2016 | FORD | F-350 SUPER DUTY | KING RANCH, LARIAT, PLATINUM, XL, XLT | 6.2L V8 FLEX, 6.7L V8 Diesel | Crew Cab w/81.8 in./6 ft. 9.8 in. Bed, Crew Cab w/98.0 in./8 ft. 2 in. Bed |