S&S CYCLE 2-into-1 Diamondback Exhaust System — 10 cm (4") – 17-23 Touring, 17-23 CVO

Oversized stepped header primary tubes and precision bends optimize exhaust flow for stronger midrange power in M-Eight motors. 🔧

Header length and tuned primaries help the engine make excellent power across the rev range. ⚙️

Large-diameter muffler outlets are positioned before the rear axle to preserve ground clearance and packaging.

Four exhaust bungs allow easy oxygen sensor installation and real-time air/fuel monitoring.

Computer-aided design and precision bending improve handling and reduce scrape risk on tight lines.

Built for durability and finished with protective heat shields; made in the U.S.A. 🇺🇸