Quote:
Originally Posted by F10M5Manual
Everything about Tuner proper tools and experience!!!
Precision Tuning is the Only One that has surpassed 22lbs!
Actually my car is the 1st one to do Full Ecu Flash Precision Tune
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Do they do anything for an S63 powered 2010 X5M? I can't use JB4 or BCD due to they don't work on E series vehicles, so as best as can tell, no first gen S63 has surpassed 21ish lbs.