How many hps would be resonable to expect from a complete exhuast exhchange? Equal length short tube headers, off-road x and a set of macs or flows? What should I expect from an change like that on a 97 gt. thanks.
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97 Mustang GT Convertible
http://www.mustangworks.com/cgi-bin/...splay.cgi?1858
K&N filter
No silencer
Sidewinder 5000 Alarm
Gotta love Rice cuase they always travel in groups so you can embaress them in front of their buds.