JB4 Performance Tuner for 2016+ Infiniti Q50, Q60, QX30 2.0T - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) 2011 N55 135i - Sound

2011 N55 135i - Sound Clip

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Promotes Engine Longevity

N55 Stage 1 BMW Tuner Features & Benefits

Other tuners without CANbus are not able to even monitor this critical engine data

JB4 Performance Tuner for 2016+ Infiniti Q50, Q60, QX30 2.0T - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) 2011 N55 135i - SoundPower gains of up to 40hp and 40tq to the wheels on a stock vehicle. 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 properly