The Injen EVO9300 cold air intake for 2021–2024 Ford Bronco 2.3L EcoBoost is a drop-in system designed to work with stock calibration and deliver measurable gains. Injen cites dyno-proven increases up to 13 hp and 13 ft-lb, a large forward-facing inlet twice the size of OE, and their Twist-Lock filter mounting. Options include a blue SuperNano-Web dry filter or a red 8-layer oiled unit; note this kit is not currently CARB exempt.
Injen 2021-2022 Ford Bronco L4-2.3L Turbo Evolution Air Intake