9004/HB1 LED CANbus Decoder (Pair) Nilight
9004/HB1 LED CANbus Decoder (Pair) Nilight
9004/HB1 LED CANbus Decoder (Pair) Nilight
9004/HB1 LED CANbus Decoder (Pair) Nilight
9004/HB1 LED CANbus Decoder (Pair) Nilight
9004/HB1 LED CANbus Decoder (Pair) Nilight

9004/HB1 LED CANbus Decoder (Pair)

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Nilight will accept returns for up to 30 days from the date of purchase. Please include all original items in your return shipment. Incomplete returns may not be eligible for a full refund. Returns within 30 days or purchase will receive a full refund for the purchase price of the product.

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Non-contiguous US residents and International residents – including Alaska, Hawaii, Canada and Mexico – are responsible for return shipping charges. Refunds will be applied to the original payment method that was used. Refunds are generally issued within 5-10 business days of Nilight receiving all returned goods. Your bank may require additional processing time to reflect the refund in your account.

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About this item

  • UPGRADE CANbus TYPE: Nilight 9004/HB1 LED CANbus Decoder is upgraded with a resistor and capacitor design to provide a more stable and reliable performance. The aluminum case enhances heat dissipation and safety protection, ensuring a longer lifespan.
  • Effective Performance: Designed to fix common issues such as flickering, radio interference, lights turning off when engines start, and OBC error messages. Effectively corrects vehicle power issues when upgrading to LED headlight bulbs.
  • Easy Installation: No modification required, direct replacement and perfect fit, simply installation for LED headlight conversion kit. Plug and Play.
  • FITMENT: Compatible with 9004/HB1 plug for LED headlight or fog lights. Do not fit HID Headlights.
  • Buy with confidence: Pack of 2 CANbus decoder for led headlights. Note: the CANbus decoder can work for most vehicles, we cannot guarantee that it will resolve all vehicle issues.


Upgrade your vehicle's headlights to LED without worrying about flickering lights or error codes with Nilight LED CANbus Decoder. Designed to solve common issues that arise when converting to LED headlights, our decoder provides a seamless and trouble-free upgrade experience.

With an easy plug-and-play installation, Nilight LED CANbus Decoder eliminates the need for any modification or complicated wiring. Simply connect it between the headlight bulb and the vehicle's electrical system.

Product Details


All-in-one design, No wiring modification, experience a hassle-free installation process with plug-and-play setup for LED headlight conversion kit.


The upgraded resistor+capacitor type CANbus decoder effectively addresses issues with LED headlights. Such as flickering, error code, non-function, etc

Not for use with HID headlights



Voltage: 12-17V

Electric current: 0.5A/4V(Max)

Power: 6W-48W(Max)

Working Temperature: -40°F~+65°F


Crafted of aviation aluminum body is built to last and rapid heat dissipation. It safely protects internal components to withstand harsh environments


Customer Reviews

Based on 3 reviews
1999 ram

I'm extremely impressed on how strong the casing feels and the attention to detail. This is a must buy. It's heavy and feels extremely durable.

Cat Scanned
Works great

I used this decoder for my 1997 Ford Ranger XLT and it works great. Took care of my issues.

Jake in SD
Great for 87 Porsche 911

These work great on 87 Porsche 911 withLEPPEIN 9004/HB1 LED Headlight Bulbs S Series Dual Hi/Lo Beam 24xCREE Chips 6500K Cool White 6000LM Halogen Replacement Conversion Kit-1 Pair https://a.co/d/90QgWqVRestored hi/low beam capability with the awesome LEDs from Leppein

Parts ordered must be in stock for the order to ship. Approximately 98% of all orders placed leave our warehouses the same day (not including weekends & holidays). Even with our huge inventory, we may run out of an item. If this is the case you will receive an email with an expected availability date.

DELIVERY DAYS: 2-6 Business Days (More Time and Extra Fee for * Heavy and Big-size Products ) Processing Time: 1-2 Business Day

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