Question: What is a good rust preventative for the bare metal behind the door panels, under dash inside trunk area ETC? I recently moved from Phoenix to South Florida and I don't want to see this original bare metal get any surface rust. The car is not in Florida yet and I'd like to prevent this before it gets out here.

Someone suggested Pledge since it is silicon based wax but it'll be a [Edited by Moparts - Family Friendly Site - Keep it clean] to get off should I ever want to paint the car.

Thanks