I purchased a set of Spintech 6000 Pro-Street mufflers for my 72 Demon. Looking to trade
these for a set of their Sportsman 3000 Super Street mufflers. I am running an 2.5 in exhaust
with an x-pipe and the mufflers are at the back axle with turn downs. The turn downs are cut at an angle to allow exhaust to blow out the back. They sounded really good, but a little too loud. The motor is an 11-1 340 with a Comp Street Roller. The mufflers are offset on the
inlet and center outlet. They were...
Spintech 6000 Pro-Street Mufflers
