JB4 Tuner for 2025+ Infiniti QX80 3.5L V6 Twin Turbo - Burger TuningPower gains of up to 75whp and 79wtq to the wheels on a stock Infiniti QX80 This plug and play tuner attaches to two easy to access sensors in the engine bay and works with your factory DME tuning to remap your boost, timing, and fueling for optimal performance and reduced turbo lag. The Stage 1 manipulates the ECU boost control signals allowing it to modify boost levels but does not manipulate the ECU manifold boost reference, allowing your ECU to