I have 2 chamber flows, and they are loud, but good. However, they do roar @ about 2000 RPMS. They've gotten better since when they were new, but it is still a tad annoying. Do dynomax or others do this? If not, I would think about going with them.
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'97 Cobra, K&N, Flowmaster, subframes, 4.10 gears, Steeda Tri-Ax shifter, Steeda G-Trac 3, Cobra R wheels w/ Goodyear F1s
My Ride