Subaru impreza led kit

H4 300Watt set

H3 50watt set 

501 parking bulbs

For a Subaru Impreza GC8, the bulb type for the headlights is primarily H4. This bulb type handles both the low and high beam functions. Additionally, the side/parking lights are usually W5W (501), and front fog lamps often use H3 (453).