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      12-12-2013, 04:54 PM   #26
JStang
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Drives: '14 XDrive35i M Sport
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Quote:
Originally Posted by Groundpilot View Post
It took Cobb almost 3 years to develop a tune for n55 engine
I don't think they started working on the N55 until they were finished with the N54. I bet it took less than a year from the time they started to when the flash was ready for the public.