Performance Muffler Flowmaster Stainless Steel modern-day-muffler this product is legal only

this product is legal only for off-highway use (except in California or states that have adopted California emission standards)

1976-1982 Chevrolet Corvette 350 CID

1988-1993 GMC C1500 305 CID

Sensor Port Count: 1

Performance Muffler Flowmaster Stainless Steel modern-day-muffler this product is legal onlyOverview: Flowmaster has taken the laminar core of our classic HP 2 muffler and wrapped it in a new compact square case. The new Super HP 2 Series muffler offers the same great performance benefits and moderate tone that you would expect from our laminar flow mufflers, now in a new sleek styling. These mufflers are available in either a 409S stainless steel case or a polishable 304S stainless steel case and in sizes ranging from 2. 00 in., 2. 25 in.