Nissan GT-R vs Modified Porsche 997TT (http://www.dpccars.com/car-videos-08/09-15-08page-Nissan-GT-R-vs-Modified-Porsche-997TT.htm) GTR needs mods.

BMW M5 vs Mercedes CL65 vs Nissan GTR (http://www.dpccars.com/car-videos-08/09-15-08page-BMW-M5-vs-Mercedes-CL65-vs-Nissan-GTR.htm) Off the line you will need drag radials to keep up with GTR.