There is free software you can download "TuneECU" and youll need to order a obdII cable ($20 and is recommend lonelec). If you google TuneECU you'll find the page and it has multiple sources for cables as well as downloading software. After that look through the tune library or ask on here if anyone has one that matches your setup. Just make sure it's a tune for your specific model (touring vice roadster). Once your finished with all upgrades get her dyno'd and a personalized tune
There's a "how to sticky" for TuneECU on here and a good YouTube video (not a rocket, but exact same procedures).