Performance

Think of Stage 1 as “optimizing what the factory gave you.” Manufacturers leave massive performance margins on the table to meet global emissions standards, account for bad fuel quality, and protect their warranty liability. Stage 1 tuning simply removes those artificial limits.

Your car’s engine is controlled by a computer called the Engine Control Unit (ECU). This computer reads data from dozens of sensors—throttle position, boost pressure, intake temperature, oxygen levels—and decides exactly how much fuel to inject and when to fire the spark…