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I have a brand new Predator handheld tuner for 99-02 LS1. Never even taken out of the box. Bought it to correct shift point problems after TC install but had a dyno tune done. 399.00 new, will take 300.00 shipped
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Vinci handheld tuner. Used before I bought convertor. Returned to stock and ready to install on another car(does not lock to vin). This is one of the better handheld tuners and I was very satisfied with its tuning capabilities.
For 99-04 Corvette and 99-02 F-Body's. $429 new, will take $300 shipped.