ProFlow

The raw aluminized steel Painted Black Flow Chamber is designed to do much more than simply muffle exhaust noise. The Flow Chamber Muffler produces a deep throaty powerful sound that will not change with time. The Flow Chamber uses a unique step principal, similar to that which is currently popular in racing header design

Alluminised All Steel Construction, flow chamber design, no packing material to burn away, all flow chamber baffles that deflect sound to reduce volume and not effect flow