•4” diameter muffler body with an optional straight 2.5” or stepped 2.5”-3” stainless steel perforated baffle.
•maintenance free stainless steel packing
•2 1/2” anti reversion chambers. Reduces exhaust reversion helping pickup low end torque. (Primarily seen with aftermarket camshafts that have a large overlap)
•precision mandrel bent/welded 1 3/4”- 2” stepped primaries to a 2” welded collector.
