Vance & Hines Exhaust System Tune Kit

Vance & Hines Exhaust System Tune Kit - Features

• An easy, low-cost method to custom tune your exhaust systems
• Vance & Hines SS2-R, Supersport and Drag Race exhaust systems accept Tune Kits
• Just remove the exhaust system tail section and slip one of three reducers into the collector; that's it
• Boosts mid-range power and improves throttle response
• Kit includes 2 1/4", 2 1/8" and 2" diameter reducers