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ECU
The EFI T6E is an engine control unit made by EFI. It belongs to the EFI Technology T4/T4E/T6E/K4 family. It belongs to the drive-by-wire petrol generation (ME7/ME9 era), from naturally aspirated to turbo. In our catalogue it is fitted to vehicles from model years 2009–2021. Used in 3 engine variants from Lotus.
Guide values for Stage 1 on stock hardware. Your vehicle’s product page shows the exact figures.
Visit us on site, or just send in the ECU. The work is identical, and so is the price.
Price for the software calibration. It depends on power, model year and access (OBD or bench/boot); your vehicle’s product page shows the exact price.
Vehicle variants
Open your vehicle’s page with power, stages and price. (2 models · 3 variants)
Pick brand, model and engine, and the configurator shows power, stages and price for your vehicle.
Open configuratorFAQ