If you have 10" light bar, round, or square auxiliary lighting, you'll find the Light Covers shape you need for your 2006-2007 Chevy/GMC 6.6L LLY/LBZ Duramax. Available in an array of colors like yellow, red, blue, green, and black, you'll find covers to match your style, and needs. For unmatched strength, these Light Covers are manufactured using durable materials such as polycarbonate plastic. Protect your auxiliary lighting in your vehicle when you mount easy to install Light Covers from XDP.