Vance & Hines V17911 Big Shots Staggered Exhaust for Dyna 91-05Description for Vance & Hines Big Shots Staggered Exhaust System 17911 Feature the revolutionary Power Chamber design; a unique cross over system that increases horsepower and torque Armed with full coverage 2 1 2 in. heat shields that are essentially blue proof for long lasting style Like all Vance and Hines systems, these feature a superior fit and finish when compared to other systems Meticulously finished billet end caps Removable baffles and all