Uploaded March 2013 | Updated September 2026, 1 hour ago

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facebook.com/IrvineBrothersPhotography -
visit and "like" my page for exotic car photos
razzi.me/johnirvine for my high quality photos
see my videos on supercars.tv/jirvine
LOUD porsche GT3RS w/ Akrapovič exhaust top speed dyno runs HQ sound from the external microphone, unedited sound