LOL, just get twist off bottles and pop-top cans and no worries. I did sand the final down a bit, with the trim, it isn't too bad, but certainly not perfect.
I wish a body shop wouldn't charge 200 dollars for a 1 hour job...then a pro could have done it. But for a first time event, I am ok with the results.
As far as cold air intake, I don't know, I have been looking, it can't be worse than our existing intake, and the extra room would be nice. That factory airbox is huge.