This is a shaft replacement for the stock housing. It comes with a billet Hurst shift knob with reverse lock out.The new Hurst quick shifter will have you ripping through gears like never before. This new billet aluminum shifter will replace your tired old plastic shift and supply you with years of driving excitement. Direct bolt in installation. THIS WILL ONLY FIT THE SS MODELS. Applications for: 2005 Cobalt 2.0L