If you want polished chrome, you could always take it off, find your nearest electroplaters and get it polished and chromed (they have to polish it before the chrome it anyway). I got a strut brace and rocker cover done for 50 quid at a place near me. Polished alloy always seems to attract dust and fingerprints and seems to tarnish after a while. Chrome just needs a rub with a cloth and its looking A1