KATUR D4S LED Bulbs - D4S

Upgrade your vehicle lighting with KATUR D4S LED Bulbs, engineered to deliver an 800% increase in ...

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Joybuy UKKatur D4s Led Bulbs 800% Brightness, 30000Lm 6500K White 1:1 Plug And Play D4s Led Bulbs Car Headlights (Pack Of 2) 6164313014230
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Product Information

Full details

The KATUR D4S LED Bulbs are designed for vehicle owners looking to replace dim factory HID lighting with high-performance, modern LED technology. These bulbs provide a significant 800% brightness increase and superior visibility for safer night driving, though they are strictly limited to vehicles originally equipped with D4S HID assemblies, making them incompatible with factory halogen or LED setups.

All features

Model Part NumberD4S
BrandKatur

Extended Product Information

FAQs

Can I install these in a car that came with halogen headlights?

No, these bulbs are designed exclusively for vehicles that came from the factory with HID (Xenon) D4S bulb assemblies.

Do I need to modify my headlight housing?

No, the 1:1 design ensures they fit into the existing housing without any modifications or drilling.

Will these cause a dashboard error light?

The integrated intelligent IC driver is designed to be 99% CANBUS error-free, though rare vehicle systems may still trigger a code.

How long do these bulbs last?

They are rated for a lifespan of up to 60,000 hours thanks to the advanced cooling system.

Do these bulbs require a warm-up time?

No, unlike HID bulbs that fade in over time, these LED bulbs reach full brightness in 0.01 seconds.

Troubleshooting

Bulb is flickering after installation

While 99% CANBUS error-free, some specific vehicle models may require an additional LED decoder or resistor to stabilize the power signal from the ballast.

Light does not turn on

Check the polarity of the connection or ensure the original ballast is fully functional, as this LED bulb relies on the existing HID system to provide power.

Pros and Cons

Pros

  • Significantly brighter than stock HID bulbs
  • Extremely long lifespan of up to 60,000 hours
  • Simple plug-and-play installation
  • Efficient heat dissipation prevents overheating

Cons

  • Not compatible with factory halogen or factory-installed LED systems
  • Requires original HID ballast to be functioning
  • May not fit some vehicles with very tight dust covers

Setup, Compatibility & Care

Installation follows a direct plug-and-play process. Since these are designed as 1:1 replacements, you simply remove your existing D4S HID bulb from the housing, disconnect the power lead from the ballast, and attach the KATUR LED bulb. Ensure the connection is secure to avoid loose contacts.

Compatibility Warning: These are explicitly built to replace original HID D4S bulbs only. They will not plug into halogen sockets. If your vehicle uses a different HID base (such as D1S or D3S), these will not fit. For care, ensure the cooling fan intake remains unobstructed by dust covers, as airflow is critical for maintaining the 60,000-hour service life.

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