Thread: Hypertech and tires
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Old 07-20-2007, 12:47 AM
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Tallowood_Air Tallowood_Air is offline
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Default Re: Hypertech and tires
If you have a GPS, check and see if your speedo is right, even stock. Mine is and was 5 MPH fast. (which may be so the warranty will expire ~sooner~)
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