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There is an aftermarker PCM (power control module) available for around $100. that will increase horsepower; remove the speed limiter and several other things. Other engine mods are recommended to take advantage of the extra horsepower and 91 or more octane is recommended.

Check out the following website:

http://www.pfyc.com/PC/GP3012/GPUNDER/Digital+Horsepower+PCM+-+97-03+Grand+Prix.HTML

Hope this helps.

"G"

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12y ago
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Q: How do you increase the horse power in your 2001 Pontiac with a chip?
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