JB4 Performance Tuner for Fiat Abarth nissan-patrol-2025--esr6010614 insert the CNC machined adapter

insert the CNC machined adapter with integrated o-ring in place between the throttle body and intake manifold

and recording JB4 data logs

A small piece of wood can be used between the hammer and the exhaust tip edge

or Hardware included

• Precision CNC Machined

JB4 Performance Tuner for Fiat Abarth nissan-patrol-2025--esr6010614 insert the CNC machined adapterPower gains of up to 40whp and 40wtq on a factory vehicle without the risks of flashing! Now includes the JB4PRO adapter and free app built in! The JB4 is a plug and play tuner that attaches to two easy to access sensors in the engine bay and works with your factory ECU tuning to remap your boost, timing, and fueling for optimal performance and reduced turbo lag. Installation is very discrete and unlike flash remaps which are quick to install but can