VAC TYPE IS F45002 AT010 LEXUS IS F 2008 2013 2UR GSE Feature VAC Type ISF is a device that cancels speed limiter of IS F for circuit driving. CANBUS signal, which controls whole vehicle systems, will be used for cancellation of speed limiter. Thus, speed limiter is cancelled safely and surely. Function Speed limiter cancellation function Option speed signal output function Advantage As it is an external device, even if data of stock ECU is reflashed, functions of