Heavy gauge stainless steel body and end caps. Polished and Satin finishes available.

High temp acoustic absorbing material, made from spun volcanic ash.

No louvers, No baffles, no sharp turns design improves torque and horsepower. One piece perforated core for smooth unrestricted flow.

Half inch overlapped welds, prevents distortion and cracking at joints. Lap-joints also used for heat expansion.