VR Tuned ECU Auto Flash for Lexus IS350 Video VRTuned.com November 6, 2014 Media & Events, Product Info, Tuning Tech To prove how these work, we took a 2008 IS350 with its only modifications being a catback exhaust and ran a baseline dyno. Per the instructions, we drove the car for about 80 miles or in this case a full 7...