Keeping you Ready for the Road Ahead , this Dorman Left Sided Headlight Assembly is your solution to successfully prevent hazing of the headlight surface. This heavy duty headlight replacement is coated with both UV protection and silicone equips your semi truck to go full speed ahead with haze free, bright lighting, no matter how hazardous the surroundings are. Driving with cracked or hazed light assemblies can not only be a CSA violation, but a hazard to both you and others on the road. Restore your uptime safely with this heavy duty headlight, made with durable materials while offering ease of installation. FleetPride is your First Click in Heavy Duty .