997TT Puts Down almost 500awhp with Flash and Exhaust VRTuned.com April 27, 2010 Company News The guys at Turbokits.com hooked up a 997TT 6spd with a ECU Flash, Agency Power exhaust, and Agency Power boost recirculation valves to put down 486awhp and 550ft/lbs of torque on a Mustang Dyno. Mustang Dyno’s usually read quite low so figuring a 25% drivetrain loss, this is 607HP to the crank! Leave a Reply Cancel ReplyYou must be logged in to post a comment.