582 (W21W)

W21W (582) Wedge Bulbs – 12V Single Filament for Brake, Reverse & Indicator Lights

Explore our range of W21W (582) 12V wedge bulbs, ideal for single-function lighting applications such as brake lights, reverse lights, indicators, and fog lights. These bulbs feature a T20 wedge base (W3x16d) and provide a powerful, bright output for improved visibility and road safety.

Whether you're replacing a factory-fitted halogen bulb or need a quick, road-legal upgrade, W21W bulbs offer reliable, direct-fit performance. Suitable for a wide variety of cars, vans, and motorcycles, they’re easy to install with a plug-and-play design, making them a popular choice for everyday drivers and auto enthusiasts alike.

Keep your vehicle safe and visible on the road with high-quality W21W bulbs, available in various light colours including white, amber, and red.