Flowmasters, either the 2 or 3 chamber, tend to be a bit louder than most. While I like the tone of them, the cops around here don't seem to have much of a tolerance. My dynomax system has a nice deep tone without being much louder than stock....
I haven't heard a MAC system yet though...
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98 GT
Dyno-Max cat-back exhaust, 3.73 gears, Steeda shifter, Ford Motorsport Underdrive pullies, 87mm MAF and Roush cold air kit...
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