«By upgrading the engine, we also open some interesting possibilities, including a path to launch on other platforms in the future,» the official blog post reads. (mcvuk.com)
Here you can upgrade your engine parts, paint jobs and even your weapons to get an edge over your competitors. (gonintendo.com)
After I started unlocking upgrades, however, the car seemed to be more responsive and a little quicker, even when I wasn't upgrading the engine or gearbox. (theswitcheffect.net)