Extermely biased opinion:
Best car in the worl. Spectra blue mica Lexus GS400 with roll cage 1000 horsepower V& single turbo and nitrous.
http://www.advancedcooling.com/ for brakes, the ones right of the corvette GT race cars.
5 point harnesses, leather, navigaion, 20" lowenhart LD1's....Truly amazing. Should be the fastest sedan in the US unless I missed someone.