Click to expand Tap to zoom Whelen Legacy TRIO Lightbar by Whelen Engineering SKU G3** Call us for pricing 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Description Features Description Legacy™ II TRIO™ Series Super-LED® Lightbar. Features Plug & Play into Whelen or vehicle manufactured controller. WeCan requires a WCCP or Whelen plug and play WeCan Controller WecanX will require a CORE System to operate Hard-coated lenses