Never heard of LEDs causing noise. They do consume a lot less power and are bright as hell (the goods ones anyways). Most all of the LED light bars are using Cree LEDs. What kind of lights are you looking at?
__________________
2014 Ram 1500 4x4 Outdoorsman
Retro Shop Custom FXR Projectors | Diablo inTune | Moe's 87mm TB | BT Oil Catch Can
Toyo A/T II Tires | Bilstein 5100 Front & Rear Shocks | AirLift 100 Air Bags
Bestop PowerBoards | RollBak Bed Cover | BedRug |