Traditional version: https://www.weasyl.com/~bite20/submissions/2191105/isso-make-your-car-purr-traditional
Been awhile since I drew anything so here's this! A sexy lynx mechanic! Thought I'd try my hand at digitizing the traditional version.
Reference:
https://www.furaffinity.net/view/46102105/
Isso is based on Esso gas: https://en.wikipedia.org/wiki/Esso