
GEN5 GM FI Tuning
Stage 1 Tuning Level- This option is designed for vehicles enhanced with a supercharger, turbocharger, or nitrous system. It's also the appropriate choice for vehicles that feature factory-installed forced induction, such as the CTS-V2 or C7 Z06. Stage 1 tuning level is best suited for vehicles with a stock camshaft configuration and basic forced induction or nitrous setups. It provides a performance boost while maintaining the reliability of your original engine components.Stage 2 Tuning Level- This option expands upon Stage 1 capabilities by supporting additional fuel types and aftermarket camshafts. Stage 2 also unlocks Flex Fuel tuning, allowing your engine to automatically adapt to varying ethanol content in your fuel. This provides maximum performance and fuel efficiency regardless of the fuel you use.PLEASE READ FAQ BEFORE ORDERINGFAQ