Update your semi truck with enhanced visibility and clarity, with the Tungsram 5.28" 12V Rectangular Standard Halogen Automotive Sealed Beam Bulbs that ensures you're Ready for the Road Ahead™. Due to its ultra-radiant bulb, this replacement light is able to illuminate a wide area so operators can view obstacles and curves in the road. Manufactured with a multipurpose design to be suitable for a wide range of vehicles. FleetPride is your First Click in Heavy Duty®.