Here are the maintenance schedule quick guides for all 2018 Stinger trims. I tried to upload to the forum but the files were too large. Maybe these can be stickied somewhere if they're not already.
2.0T RWD
2018_STINGER_2.0T_RWD_ALL.pdf
2.0T AWD
2018_STINGER_2.0T_AWD_ALL.pdf
3.3TT RWD...