JB4 Tuner for 2020+ Cadillac CT4, CT4-V, CT5, CT5-V, XT5 - Burger TuningPower gains of up to 60hp and 80tq to the wheels with a stock vehicle, up to 100hp to the wheels with the Blackwing! This plug and play tuner attaches to 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
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