I would paint it personally, but the thing with the wrap is you can take it off if you ever want to in the future.
exactly broI would go the wrap method just because you can take it off eventually if you're looking to sell the FX.
Got mine painted I love it it looks like glass ... Made my car look better so no need to remove ....can't remember how much I paid tho ....View attachment 7776
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A quality wrap Eg. 3M will last 3-5 years dpending on the environment.
Are you just doing the roof or the whole top half?