And after being convinced by the fine people here that his name should be Ecto-1... people work out that it could actually be Ectotron. sigh...

I really like the way the car mode looks like a model, with no obvious seams or gaps. The fact that it transforms and didn't end up ruining the alt mode, is really impressive.
It's the sort of toy I'd be keen to have two... if I had the spare money to buy duplicates.