Not a "must," but definitely useful. I alcohol cleaned, then adhesion primered mine. If you are putting it on side skirts or anything low to the ground, I would use it since the vinyl is going to have more exposure to the elements and road debris.Is 3m primer 94 a must or will it stick well enough without it?
Okay so apply the primer and let it dry for 5-10 min, then begin applying the vinyl?Not a "must," but definitely useful. I alcohol cleaned, then adhesion primered mine. If you are putting it on side skirts or anything low to the ground, I would use it since the vinyl is going to have more exposure to the elements and road debris.
I would just say follow the directions on the product. I don't want to tell the wrong thing. But alcohol will dissolve it, so make sure if you clean with that, that it is all evaporated or wiped off.Okay so apply the primer and let it dry for 5-10 min, then begin applying the vinyl?