The Flo~Pro Twister Resonator features a continuous spiral design that is less restrictive than glass-packed designs helping to minimize turbulence which increases horsepower over other spiral designs.

5 inch Inlet, 5 inch outlet, 17" overall length resonator by Flo Pro. 

The Flo~Pro Twister Resonator features a continuous spiral design that is less restrictive than glass-packed designs helping to minimize turbulence which increases horsepower over other spiral designs. The dual-flow path cancels noise and creates a vacuum effect accelerating the exhaust through the muffler.

• Race Muffler That Fits In Tight Places
• Reduces Noise To Meet Most Track Requirements
• Works as a Resonator on Noisy Diesel Applications
• Insignificant Loss Of Horsepower From Open Headers
• Great Fit For Street-Legal High-Performance Vehicles