Lou Gigliotti engaged the tuning expertise of Bill Riley to create a Corvette to compete in ALMS GT2.  Even though the Corvette Racing team was dominating ALMS GT1, they envisioned moving to GT2 and prevailed upon MIchelin not to supply tires which offered better handling and wear characteristics than Dunlop, Goodyear and other brands.  Gigliotti sued to no avail spelling this car to be shelved.  It has been displayed at the NCM and has been offered for sale.  No takers so far at mid six figure asking price.  More info:   http://registryofcorvetteracecars.com/ee/index.php/site/view_cars/981