I had a friend who had a Swift. He was obsessive about the Shine. He crashed and burned on TO at Tahoe a few years back. We missed him at the coffee shop due all his rubbin' and burnishin'. In the scheme of things, Shiny is not a priority.
Aluminum? They still build A/C out of Aluminum?? Paint the resin, or lose it to the Tap Man. (Preferably White, cuz SPF 100 is expensive).
bear