Do I need a chip?
Just came from the speed shop to scope out a cat free x-pipe and was told that I need a new chip or the check engine light will stay on.The dude claims that the chip will also give me a few extra ponnies.The chip is $390.I would appreciate and feedback on this.
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97 Mustang GT.Bone stock.I have owned 6 other Mustangs.Nothing newer than 1971.
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