Originally Posted by JCL

If you look at the full coat of arms (and not the lesser coat of arms, which is just the shield) it would be more appropriate on a Peugeot, it's even got a similar heraldic lion.

But if you just want a decal, this turned up in a search:

Bavaria Stickers | Bavaria Car Stickers - CafePress UK

Personally, I think the blue and white fusils look like white fishnet stockings on a Smurf.