Road Rage II B1 Power System in Black for '14-'20 Sportster - 1X38RB
- Designed specifically to address the needs of tuned motors built for high horsepower applications
- Use a unique extended inner collector maximizing performance
- Sportster feature 1-step headers, 1 ¾ in. to 1 7/8 in.
- 4 in. straight-style performance muffler body with 2 ½ in. x 16 ½ in. baffle and black billet end cap with contrasting machined flutes
- Includes full-coverage heat shields
- 12 mm oxygen sensor ports allow fitment of stock sensors
- Made in the U.S.A.