Product Details: Outfit your semi or trailer to be Ready for the Road Ahead™ with bright and clear signal lights, with the Truck-Lite 2.32" x 6.5" 25-LED Oval Side Turn Marker Light. Due to its vivid beam that indicates brakes, tail signals, or emergencies, this replacement part is the ideal piece to make sure vehicles adhere to local or federal standards. Manufactured with a high-efficiency bulb to work for extended periods of time. FleetPride is your First Click in Heavy Duty®.