Thermal Hyperchip 91 Z28 5 speed
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Member
Joined: Oct 2003
Posts: 352
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From: ME.
Car: 1991 Z-28
Engine: TPI
Transmission: 5-speed Rear:3.73
Thermo Hypertech chip 91 Z28 5 speed
has anyone had any problems with this chip when installed??
And did you get any positive gains from using it???
thanks
And did you get any positive gains from using it???
thanks
Last edited by Z dude; Oct 12, 2003 at 05:41 PM.
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