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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
and up to five revisions via data logs over the course of six months
engine torque request
We highly recommend you consider tuning to be a final ECU calibration and the very last step when optimizing your vehicle
775cc - Forced induction engines up to 420 whp on E85 / 560 whp on pump gas
an EWS delete allows for "hot swapping" ECUs
BMW Z4 (2003-2005) MS45 ECU Tune - Alpha-N Tuning Method:FlashApp and up to five revisionsSee our full write up for more details and other tuning options! Alpha N: We are the ONLY tuners which can offer forced induction Alpha N tunes for MS45. With an Alpha N tune, the MAF sensor is eliminated, and load is calculated based on throttle plate angle (Alpha) and engine rpm (N). The advantages of alpha n tuning are: background compensation tables are bypassed; internal ECU airflow and load limiters become irrelevant; the tuning process is
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