McLaren 570S ECU Tune and Dyno Results VRTuned.com December 19, 2016 Product Info McLaren 570S ECU flash has been done! So lets talk about the dyno. First of all, is the setup. At Vivid Racing we run a Mustang AWD dynamometer. We have had this dyno since 2005 and routinely service it to make sure the calibrations are correct. The Mustang dyno is also known as the heartbreaker ...