Howdy, all!
I come from the Mustang world, and I've not left a single vehicle I've owned, stock. But, to be fair, they've all been Mustangs for the last 25-30 years, or so (I had a '70 GS350 and a '70 Monte before I got into Fords). I've toyed a great deal with all versions of Mustangs, but...