Plug-and-play ECU tuning for the Lambda 3.3L twin-turbo - no flashing, no coding, no permanence. Delivers up to 100whp and 100wtq on stock hardware, with full reversibility and zero trace on removal.
JB4PRO Bluetooth adapter included - switch maps, log live data (boost, AFR, knock, RPM, gear, coolant temp) via iOS/Android app
Safety-first: automatic low-boost fallback on overheating, lean condition or knock
Preloaded maps for 91 RON, 93 RON and E85 - tuned for UK fuel availability
Boost-by-gear control (1st-3rd) for sharper launches and better traction
Works seamlessly with all factory driving modes; daily drivability unchanged
