My experiences with tire rack have been perfectly fine. For the winter car, I recommend BF Goodrich Traction T/A's they are great in the snow, and great all season, actually. You shouldn't have any reason for a warranty claim, mine are lasting incredibly well on both the GTP and the SE.
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'99 GTP, L36 bottom, XP cam, Headers, 3.29 gears, FWI, Powrtuner