High-Output LED Upgrade for Interior, Number Plate & Cargo Lighting
Restore clarity and brightness to your vehicle’s interior with these Auxbeam 41mm LED festoon bulbs. Delivering a crisp 6500K white output, they’re a direct upgrade over dim factory halogen bulbs – ideal for map lights, dome lights, boot lighting, and more.
Designed with a precise 1:1 OE-size fit and a non-polarity design, installation is quick and simple, with no coding or rewiring required.
Key Features
High-Level Brightness
Equipped with 15× 2835 high-intensity SMD LEDs, these bulbs offer up to 300% more illumination than standard halogens. Perfect for drivers upgrading interior lighting, number plate bulbs or cargo area visibility.
CANBUS Ready
Built-in constant-current IC helps reduce CANBUS errors and ensures stable, flicker-free light output from the moment they power on.
Long-Lasting Construction
Made from durable 6063 aviation-grade aluminium, the full metal housing ensures rapid heat dissipation for a lifespan of up to 50,000 hours.
Plug & Play Fitment
- Direct festoon replacement
- Non-polarity installation
- Fits in seconds with no additional parts required
What’s Included
- 2 × Auxbeam 41mm LED Bulbs
Specifications
- Fitment Type: 41–42mm festoon (578 type)
- LED Type: 2835 SMD
- Power: 2.7W per bulb
- LED Count: 15 LEDs per bulb
- Brightness: 500 lumens (pair)
- Voltage: 12–24V
- Colour: 6500K Cool White
- Material: 6063 Aluminium
- Waterproof Rating: IP68
- Lifespan: 50,000 hours
Applications
Suitable for a wide range of interior and exterior bulb positions:
- Dome lights
- Map lights
- Boot/cargo area lights
- Number plate lights
- Side markers
- Reading lamps
- Glovebox lights
- Interior tail lights
Fitment Sizes
Compatible with:
41MM, 42MM, 578, 211-2, 212-2, 214-2, 6411, 2112, 2122, 2142, 560, 569, 576, 6413, 6429, DE4410
Important Notes
Bulb size may vary depending on vehicle trim level or model year.
Please check your owner’s manual or compare with your existing bulb before ordering.


















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