Upgrade your vehicle's lighting with Grand General Premium Round H4 Halogen Headlamps. Grand General is a leading manufacturer and distributor of high quality truck accessories featuring an extensive selection of DOT approved lighting products, chrome accessories and more. The round headlamp is commonly used for trucks, off-road vehicles, utility vehicles and more. This round headlamp requires H4 plug for easy installation. This Grand General Halogen headlamp is DOT (Department of Transportation) compliant for street legal lighting and is a premium quality choice.