I am shopping for rain tires and wanted to get input on which ones to buy. I race an IT7 primarily at at Sebring, Daytona and Moroso. My choices are Toyo Proxes at $120 each, Hoosier Dirt Trackers at $93 each and BF Goodrich's at $25 each. The Goodrichs' have never been used but are 1-2 years...