Flowmaster 80 Series Chambered Cross-Flow Muffler - 2.5" Offset - Inlet/Dual Outlet HB22031SPL and is rotationally balanced to

and is rotationally balanced to reduce vibration and improve traction

31 in Rectangular Port

70 Degrees

Chevy Bowtie Logo

950HP Forced Carb

Flowmaster 80 Series Chambered Cross-Flow Muffler - 2.5" Offset - Inlet/Dual Outlet HB22031SPL and is rotationally balanced toThe 80 series is a cross flow design for applications where the muffler is mounted transversely behind the rear end. Delivering an aggressive muscle car sound both inside and outside the vehicle. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability. Features: Durable Fully Welded 16 Gauge Aluminized Steel 3 Year Limited Warranty Aggressive And Powerful Exterior Exhaust Tone Notable Interior Resonance 1984 to 2002