JB4 Tuner for 2023+ Nissan Z 3.0L - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) Fine wire Iridium center electrode

Fine wire Iridium center electrode

0x6mm set Screws

Wheel Fasteners: 10

The optional specialty spark plug feeler gauge has 4 blades in

JB4 Tuner for 2023+ Nissan Z 3.0L - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) Fine wire Iridium center electrodePower gains of up to 100hp and 120tq to the wheels on a stock Nissan Z The JB4 performance tuner for the new 2023+ Nissan Z is plug and play and 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 JB4 manipulates the ECU boost control signals allowing it to modify boost levels but does not manipulate the ECU manifold