1-1/2in x 1ft Tubing .065 Wall Wheel Spacers The Helmholtz chamber is a

The Helmholtz chamber is a resonance cavity that reduces the drone that most high-performance exhausts have at light throttle cruise

This allows exhaust gases to exit the turbine more efficiently and reduces backpressure on the turbine side

but it will also look the part as well

Catalytic Converter - Direct-Fit - Replacement - Stainless - Natural - Small Block Chevy - GM Fullsize Truck 1996-99 - Kit

5 in Offset Outlet - 22 x 10 x 5 in Oval Body - 28 in Long - Steel - Black Paint - Universal - Each

1-1/2in x 1ft Tubing .065 Wall Wheel Spacers The Helmholtz chamber is aExhaust Pipe Straight 1. 5 in Diameter 12 in Long 0. 065 Wall Stainless Natural Each