EXHST 2-1 B1 91-11DYNA BK
- Designed specifically to address the needs of tuned motors built for high horsepower applications
- Use a unique extended inner collector maximizing performance
- Feature 2-into-1 equal-length stepped head pipes; systems for Softail and Sportster feature 1-step headers, 13/4" to 17/8"
- 4" straight-style performance muffler body with 21/2" x 161/2" baffle and billet end cap with contrasting machined flutes
- Include full-coverage heat shields
- Oxygen sensor port plugs also included for non-sensor applications
- PART #s 1800-1284 and 1800-1285 are stepped 3x (13/4"-17/8"-2") and are for 125+ horsepower applications
- Made in the U.S.A.