JB4 Tuner for 2022+ Lotus Emira 2.0L & 3.5L - Burger TuningPower gains up to 100whp on a stock vehicle without the risks of flashing! The JB4 plug and play tuner attaches to sensors in the engine bay and works with your factory ECU tuning to remap boost, timing, and fueling for optimal performance and reduced turbo lag. Available for both the 2. 0L turbocharged and 3. 5L supercharged models, power gains of 60 100hp to the wheels are possible! This is how your Emira should have come from the factory. No ECU