I think that there are several vendors who have kits available that seal things up a bit up front to better direct the flow of air to the radiator. It's supposed to help keep them cooler...
I'm sorry that I don't have any more info, but I hope that this helps at least a little!
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2010 Blue RT Audio & Convenience model Se-5 transmision. Dealer-added foglights, accent LEDs and extra speakers. Some RTS chrome windshield, front spoiler and top trunk trim, RTS frunklight and frunk liner, Top Trunk liner, Chrome lower air deflector, fendertip LED bulbs and ISCI floorboards added by yours truly...