Quote:
Originally Posted by ellisina4
I had nothing but problems with RC ultimate on my S6... went with GIAC flash that was really good... then couple of injectors went out... flagged with TD1 even though the car was flashed back to stock... $6k job as engine had to be pulled out.
RC GTS black is phenomenal on my 2018 m550 and my father's f25 x3
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My A8 got flagged with TD1 after it was flashed from APR back to stock, and needed bunch of engine work as well. You just never know...