Audi TTS 8J Xenarc D1S 35W Xenon OSRAM Bulb N10566103

Audi TTS 8J Xenarc D1S 35W Xenon OSRAM Bulb is an original lighting component designed for the xenon system in Audi models, ensuring a stable light beam and precise color reproduction. Thanks to the use of OSRAM Xenarc technology, the bulb operates with high efficiency, which translates into driving comfort after dark and clear road illumination. This is a solution for drivers who want to maintain factory lighting parameters and consistency with the original headlight system.

Specifications and technical data

• SKU: N10566103
• Mark: Audi
• Condition: Used
• OEM Part Number: N10566103
• Substitutable numbers: N10566103, N10 566 103
• Part type: Light Bulb
• Rim width: 8
• Category: Light Bulbs & LEDs

OSRAM Xenarc xenon technology

The xenon bulb used in this model utilizes OSRAM Xenarc discharge technology, which allows for bright, uniform light with optimized power consumption. A stable color temperature is characteristic of this type of light source, which improves contrast and the visibility of road signs and obstacles on the road. Precisely selected operating parameters support the proper functioning of the projector headlight and reduce the risk of dazzling other road users.

Purpose and fitment for Audi TTS 8J

Audi TTS 8J Xenarc D1S 35W Xenon OSRAM Bulb has been designed to work with the factory lighting system in Audi cars, particularly in versions equipped with xenon headlights. The base construction and electrical parameters are adapted to standard ballasts, which facilitates installation and eliminates the need for additional wiring modifications. As a result, compatibility with the headlight leveling system and the headlight assembly is maintained, and the driver receives consistent, predictable road illumination.

Category Lamps and LED lights – role in the lighting system

Although the product belongs to the Lamps and LED lights category, in this case, we are dealing with an advanced xenon bulb that plays a key role in the vehicle's main lighting. It is responsible for generating the light beam in the headlight, and its shape and distribution are formed by the lamp's optics. A properly selected light source affects:

• road visibility at high speeds,
• driver visual comfort during night driving,
• consistent operation with the automatic headlight leveling system.

Choosing an original solution allows you to maintain parameters close to factory specifications and avoid problems with uneven lighting or installation errors.

Performance characteristics and practical application

The xenon bulb in this model has been developed for long-term, stable operation in demanding temperature and mechanical conditions typical of the headlight housing. Constant lighting parameters are particularly important when driving at night, in rain, or in fog, where the quality of lighting directly affects safety. The product will work well both as a replacement for a worn-out light source and as a component restoring full functionality to the lighting system after accident repairs.

Why it is worth choosing original lighting

In the case of xenon headlights, the choice of the right bulb is important not only for brightness but also for the durability of the ballast and other installation components. Original solutions are designed taking into account the electrical and thermal parameters of the entire system, which reduces the risk of overloads and failures. If you want to better understand the differences between factory lamps and cheap replacements, as well as the impact of lighting quality on safety, read the article: Original lamps or replacements? Check why used headlights are a guarantee of safety and perfect lighting.

If you are planning a comprehensive repair or upgrade of the lighting zone in your Audi and need other components from the same group, such as light modules, additional lamps, or installation elements, check the available parts in the Audi Lamps and LED lights category.