Following the rolling out of the 1.5 millionth Corvette and the unveiling of the 2010 Corvette Grand Sport, GM announced yesterday an upgrade for its 2010 ZR, with the addition of the Performance ...
GM's advanced traction control system was introduced on the ZR1 and is now available on Z06s equipped with MRC suspension. We've been told PTM is so good it helps pro drivers go faster. Naturally, we ...