1080p: Porsche 997 Turbo 6-speed vs MTM Audi RS6 730 HP x 3 races

From: GTBOARD.com

Added: 16 years ago · 7:47 · 480p

http://www.m5board.com/vbulletin/e60-m5-e61-m5-touring-discussion/137368-supercar-shootout-2009-may-gtboard-com-lp640- ...