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      06-08-2017, 08:55 PM   #11
hjl113
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South Korea
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Drives: F10 M5
Join Date: Apr 2017
Location: South Korea

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Quote:
Originally Posted by srtoad4 View Post
Yes, stock ECU will adjust after about a tank of gas..from my understanding at first it may feel sluggish but as it learns/adapts it will pick up a good bit of power/torque on the midrange. Obviously an ECU Tune/Flash will give the biggest benefit paired with Catless Downpipes. Mine will be going on this weekend! Get them back from ceramic coating tomorrow.
Looking forward to your real world experience and feedback
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