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

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

Modernize your vehicle’s dual-function rear lighting with OSRAM LEDriving® SL W21/5W Red replacement lamps. Engineered to produce an intense, high-contrast red light, these dual-mode LED retrofits seamlessly handle both tail light and brake light operations in a single high-performance bulb.

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

Key Features & Benefits

• Intense Red Dual-Function Output: Delivers deep red illumination for combined tail light and brake light functionality.
• 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: Compatible with standard W21/5W (W3x16q) wedge bases for quick, direct replacement.

Why Choose OSRAM LEDriving® SL W21/5W Red?

Faded incandescent brake and tail lights can run hot and degrade over time, slowing reaction times for drivers behind you. OSRAM LEDriving® SL W21/5W Red bulbs offer an instant performance and style boost, delivering faster light response and a vibrant red glow 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).