3.5" I.D Inlet/Outlet 18" Body Resonator Mild Steel Fibreglassed Packed (Black) TSP7443X 5 3A 1984-1989 (Front)

5 3A 1984-1989 (Front)

WATER NECK STYLE 15°

and includes GM-designed baffles

sheet metal

3.5" I.D Inlet/Outlet 18" Body Resonator Mild Steel Fibreglassed Packed (Black) TSP7443X 5 3A 1984-1989 (Front)M&H resonator 3. 5" x 18" fibreglassed packed exhaust silencer 4db lower spiral louvre core mild steel black finish 18" body , 23. 5" total length 4" diameter Fibreglassed packed Spiral louvre core 4db lower The main distinction is that a muffler is designed to muffle the overall volume across all RPMs, whereas a resonator is designed to eliminate unwanted resonance or noise at a particular RPM, also known as exhaust drone. This is why you see some