Workshop News
BMW 340i F31N with the B58B30A engine.
Power increased from 322HP in stock form to 431HP after our custom Stage 1 tune. We also adjusted torque delivery and throttle response during the session.
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We test calibrations using dyno runs and road logging. For vehicles too large for the rolling road, we use on-car logging and power measurement
Read storyDyno Developed and Dyno Tested No BS from a clueless salesman. But real tuning In Wales your choice is clear, an untested map, a generic map, a trip to England or a Dyno developed map from Llandow Tuning
Read storyThe owner requested the latest BMW gearbox software. We used AutoHex, with ISTA/P, WinKFP and tuning-tool access available as alternatives if recovery was needed. Workshop equipment:
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