HD: 911 C2S PDK vs M3 DKG: MBOARD.com

Porsche 911 Carrera 2S PDK vs BMW M3 DKG with Hartge exhaust and Kellenrs Sport ECU: http://www.m5board.com/vbulletin/e60-m5-e61-m5-touring-discussion/137368-supercar-shootout-2009-may-gtboard-com-lp640-lp560-4-m5-touring-m6-porsche-997-gt2-jaguar-xfr-e39-m5-ess-supercharger-more.html

Go here for BMW M3 forum: http://www.m5board.com/vbulletin/e90-m3-sedan-e92-m3-coupe-e93-m3-convertible-e46-m3-e36-m3-z4-m-z4-m-coupe/138153-hd-video-double-clutch-vs-double-clutch-porsche-911-c2s-pdk-vs-m3-dkg.html#post1580095