Exactly right! You can expect about 15hp from either off-road pipe. If you're going for an offroad setup, get the MAC PowerChamber. I've heard a lot of good things about it, and is supposedly capable of 20+ hp gains...
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2000 GT Conv. 5speed
Triple Black
Current Mods: K&N, Mobile 1, MagnaPack Cat-Back, Steeda Tri-Ax
ET: 14.32@100.0
Upcoming Mods: BBK Longtubes, BBK H-pipe w/cats, and much much more
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