Philips D4S Xenon Bulb (Xenon Highway / XenStart)

R1242.00

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Philips D4S Xenon Bulb (Xenon Highway / XenStart) is a D4S type xenon bulb for automotive lighting applications. Verify bulb type for your vehicle needs

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Philips D4S Xenon Bulb (Xenon Highway / XenStart) is designed for vehicles requiring the D4S bulb code in their headlamp assemblies. This Xenon bulb delivers the characteristic bright white light typical of Xenon technology, suitable for highway driving conditions where a clear, consistent beam is essential.

The D4S bulb is a specific type of auto part that fits into compatible Xenon headlamp systems. When replacing this bulb, it is important to match the exact bulb code D4S to ensure proper operation and fitment. The XenStart style indicates this bulb is part of Philips’s Xenon range, which is engineered for vehicles equipped with Xenon discharge lighting.

This listing is for one Philips D4S Xenon bulb, identified with SKU BB-421400. It is a replacement globe aimed at restoring or maintaining the lighting performance of the original headlamp unit. Buyers should compare the old bulb’s code with D4S to confirm compatibility before purchasing.

  • Bulb code: D4S
  • Style: Xenon (XenStart)
  • SKU: BB-421400

Use this bulb to replace faulty or worn-out D4S Xenon headlights, ensuring your vehicle’s lighting system remains effective for night and highway driving.

Need a different match or related repair items? Use Request a Part or Vehicle Parts Finder before ordering.

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Frequently Asked Questions

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Quick answers before you order. If anything is unclear, confirm fitment first using your VIN or part number and avoid mistakes.
Helpful product answers
What vehicles are compatible with the Philips D4S Xenon Bulb (Xenon Highway / XenStart)?
The Philips D4S Xenon Bulb is designed specifically for vehicles that require D4S type xenon bulbs. It is commonly used in high-intensity discharge (HID) headlight systems for improved visibility. To ensure compatibility, check your vehicle's manual or consult with our Trade Partners for precise fitment advice.
Can the Philips D4S Xenon Bulb be used as a direct replacement for standard halogen bulbs?
No, the Philips D4S Xenon Bulb is not a direct replacement for halogen bulbs. It requires a compatible HID ballast and headlamp assembly designed for xenon bulbs. Using it in a halogen setup may cause electrical issues or poor lighting performance.
How long does the Philips D4S Xenon Bulb typically last under normal driving conditions?
While exact lifespan varies, Philips Xenon bulbs generally offer longer service life compared to standard halogen bulbs, often lasting up to 2,000 hours. Proper installation and avoiding frequent on/off cycles can help maximise bulb longevity.
What should I check before installing the Philips D4S Xenon Bulb to ensure proper fitment?
Before installation, verify that your vehicle’s headlamp assembly supports D4S bulbs and has the necessary xenon ballast. Inspect the bulb socket and wiring for any damage or corrosion. If unsure, consult with our Trade Partners to avoid compatibility issues.
Is the Philips D4S Xenon Bulb suitable for use in fog lights or other auxiliary lighting?
The Philips D4S Xenon Bulb is primarily designed for main headlight applications and may not be suitable for fog lights or auxiliary lamps. Using it outside its intended application can lead to suboptimal lighting and potential safety concerns.
Where can I request assistance or order replacement parts for the Philips D4S Xenon Bulb?
For assistance or to request replacement parts, you can contact Brits Brothers™ directly via WhatsApp at this link. Alternatively, use our online form to request parts at Request a Part. Our Trade Partners are also available to provide expert guidance.
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