You should be fine if thats what your planning on doing and yes thats simple and afordable , touch the aluminum making it bare and your into a hole new game to where you have to prep the aluminum to take paint other wise it will never stick for any amount of time , in that case there is an acid wash that needs to be done , then a vinyl coating to apply before panting , last one i did would have been mid 90's and now who knows what the new process in .