JB4 Tuner for 2021+ Ford Bronco & Bronco Raptor Choose your vehicle:2021+ Ford Bronco 2.3L and 2.7L Turbo More airflow than the stock

More airflow than the stock paper filter

No modifications are required and you can return to stock at any time

Allows use to aluminum manifolds with port injection bungs without actually having port injection

Available in 14mm and 12mm plug thread sizes

Be sure they cap is seated and tightly sealed before use to prevent leaks

JB4 Tuner for 2021+ Ford Bronco & Bronco Raptor Choose your vehicle:2021+ Ford Bronco 2.3L and 2.7L Turbo More airflow than the stockPower gains of up to 100hp and 120tq to the wheels on a stock Bronco without the risks of flashing! This plug and play tuner 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 never be fully removed with a JB4 the vehicle is never