Stage 3 AI OBD2 Performance Chip for Chevrolet | Plug-and-Play Engine Tuning Module +40 HP / +45 TQUnleash the True Heartbeat of America Your Chevy was built to work hard and run fast. Don't let factory software hold it back. From the job site in a Silverado to the track in a Corvette, Chevrolet engines are legendary for their durability and power. However, to meet strict government fuel mandates, GM detunes these engines from the factory. They introduce "throttle lag" and aggressive Active Fuel Management (AFM) that kills your momentum. The Stage