My 2018, like yours, had 200hp stock. My GIAC tune bumped it to 250hp. A Stage 1 tune will not damage anything. One of the nicest things about it is that the transmission is always in the right gear now. No more lugging.
We at GIAC are focused on designing after-market performance software for Porsche ®, Audi ®, VW ®, BMW ®, and Bentley ® cars. Accessory products include the Flashloader handheld switcher, which enable remote controlled chip switching device for easy switching between multiple GIAC programs and...
GIAC is the only ECU flash company that does not outsource any of their software.