Description
BMW S63 / N63 tuning with AutoTuner mail-in DME unlock (post-June 2020) + BM3 custom tune. Next Day Air both ways. Massive V8 power, pops & bangs, V-max, and custom options. 5% off when bundled. BMW tuning Atlanta.
What’s Included
Mail-In AutoTuner UnlockPost-June 2020 DME mailed to AutoTuner USA (Next Day Air both ways).
Full BM3 Custom TuneStage 1+ tune with huge V8 power and drivability focus.
5% Bundle DiscountSave 5% when you combine unlock + BM3 tune.
Frequently Asked Questions
How long does mail-in unlock take?
Next Day Air both ways + same-day processing. Usually back in 3–5 business days total.
Is the tune custom?
Yes — full custom BM3 tune tailored to your mods and goals.






