Stage 3 AI OBD2 Performance Chip for Lexus | Plug-and-Play Engine Tuning Module +40 HP / +45 TQExperience the True "F Sport" Potential of Your Lexus The Relentless Pursuit of Perfection Unrestricted. Lexus vehicles are the gold standard for reliability and luxury. But whether you drive the sporty IS, the best selling RX, or the grand touring LC RC, the factory ECU often prioritizes comfort over engagement. This results in a detached throttle feel and conservative transmission shifts that mask the true capability of your engine. The Stage 3 "F