OSRAM LEDriving SL LED W21/5W White (Twin)

OSRAM LEDriving® SL W21/5W Dual-Function Auxiliary Lamps

Modernize your vehicle’s dual-function rear lighting with OSRAM LEDriving® SL W21/5W replacement lamps. Engineered to deliver bright, high-contrast illumination, these dual-mode LED retrofits seamlessly handle both position/tail light and stop/brake light applications in a single, high-performance package.

Consuming up to 80% less energy compared to conventional dual-filament W21/5W bulbs, these lamps feature homogeneous light distribution for clean, uniform illumination across the entire lamp housing without harsh hot spots.

Key Features & Benefits

• Dual-Function Capability: Integrates dual-mode output for combined tail light and brake light functionality in a single bulb.
• Homogeneous Light Spread: Designed for uniform, wide-angle illumination without distracting hot spots or dark zones.
• Energy Efficient: Uses up to 80% less energy than standard dual-filament incandescent W21/5W wedge bulbs.
• Durable & Long-Lasting: Built with high vibration and shock resistance to outlast standard glass auxiliary lamps.
• Easy Plug & Play Fit: Fits standard W21/5W (W3x16q) wedge bases for quick, direct replacement.

Why Choose OSRAM LEDriving® SL W21/5W?

Traditional dual-filament bulbs tend to run hot and degrade over time, leading to dim tail lights or burnt-out brake filaments. OSRAM LEDriving® SL W21/5W bulbs offer an instant performance and style boost, delivering faster light response and crisp illumination backed by trusted German LED technology.

• Fitment Note: Please check your vehicle’s manual or existing bulb socket (W21/5W / W3x16q wedge base) to ensure correct compatibility before ordering. (Note: These products do not have ECE approval and must not be used on public roads in exterior applications).