Free Shipping on all order over $99.99

9006 Headlight Bulbs & Kits (HB4)

Upgrade your vehicle's low-beam and compatible fog lighting with 9006 (HB4) LED headlight bulbs, HID conversion kits, and fog light upgrades. Choose from high-output LED and HID options designed for improved forward visibility, color consistency, and reliable performance.

View as

  • 45 Day Returns

    Hassle-free & easy

  • Talk to a Specialist

    Call us (561) 918-5225

  • Free Shipping

    On orders over $89.99

  • Ships Same Day

    If order is placed before 2PM EST

2000+ Verified Reviews

With a 4.95 average rating across Google and Judge.me, Underground Lighting has earned the trust of drivers looking for dependable LED lighting upgrades. See why customers choose us for fitment support, quality products, fast shipping, and brighter lighting solutions for cars, trucks, and SUVs.

High-Output 9006 (HB4) Replacement Bulbs, LED Headlight Kits & HID Conversion Solutions

This Underground Lighting collection focuses exclusively on 9006 headlight bulbs, also known by the SAE designation HB4, a single-beam lighting standard engineered primarily for low-beam headlights and widely used in factory fog light housings. A 9006 bulb is a single-filament light source, meaning it performs one function per bulb, most commonly low beam, and in some vehicles, fog light duty.

Designed for 12V automotive electrical systems, the 9006 bulb uses a P22d right-angle twist-lock base with an integrated O-ring seal, ensuring correct polarity, moisture resistance, and consistent beam alignment.

9006 / HB4 Specifications:

  • Bulb type: Single-beam halogen (OEM reference)
  • Socket: P22d plastic base with O-ring seal
  • Voltage: 12V DC
  • Halogen wattage: 55W
  • Halogen output: ~1000–1350 lumens
  • Primary applications: Low beam headlights, fog lights

This range includes OEM-style HID replacement bulbs, plug-and-play 9006 HID conversion kits, and CANbus-compatible 9006 LED headlight and fog light kits. Every product in this collection improves forward visibility, color consistency, and electrical reliability compared to stock halogen bulbs, while maintaining compatibility with reflector and projector housings where applicable.

What This 9006 Headlight Bulbs & Kits Collection Includes

1. 9006 LED Headlight Bulbs & DRL Kits

Solid-state LED systems designed to replace halogen 9006 bulbs in low-beam and DRL applications.

  • 9006 60W 12000LM CANbus LED Headlight Bulbs DRL Kit (PAIR)
  • Output: up to 12,000 lumens per pair
  • Color temperature: 6000K pure white
  • Power draw: ~60W total system load
  • CANbus-safe design helps prevent dashboard errors and flicker

These LED kits generate light via electroluminescence at a p-n junction, delivering instant full brightness with no warm-up time.

2. 9006 LED Fog Light Bulbs & Kits

Optimized for wide, low-mounted fog light housings where glare control and moisture resistance are important.

  • 9006 Yellow LED Fog Light Bulbs – 3200LM (PAIR)
  • Color temperature: ~3000K selective yellow
  • Output: ~3200 lumens per pair
  • Improved visibility in fog, rain, and snow
  • 9006 60W 12000LM LED Fog Light Kit (PAIR)
  • Color options: 6000K white or 3000K yellow
  • Designed for high-output fog and auxiliary lighting
  • 9006 White LED CSP Fog Bulbs – 2000LM (PAIR)
  • Compact CSP (Chip-Scale Package) LEDs
  • Optimized for tight reflector fog housings

3. 9006 HID Conversion Kits – 35W

Xenon HID systems intended to upgrade halogen low beams to arc-based discharge lighting.

  • 9006 CANbus HID Kit, PNP 35W Error & Flicker Free (PAIR)
  • Nominal power: 35W
  • Output: ~3700 lumens per bulb
  • Color options: 3000K yellow, 6000K white, 8000K white/blue, 10000K blue
  • Includes ballasts, igniters, wiring, and CANbus circuitry

These kits generate light using an electrical arc through xenon gas, ignited at approximately 23,000V and sustained at approximately 85V AC.

4. 9006 HID Replacement Bulbs

Direct-fit xenon capsules for vehicles already equipped with 9006 HID ballasts.

  • 9006 HID Replacement Bulbs – 3700 Lumens (PAIR)
  • Output: ~3700 lumens
  • Designed exclusively for existing 35W HID systems
  • Restores color accuracy and brightness lost to bulb aging

Choose 9006 LED headlight bulbs, 9006 HID kits, switchback turn signal, interior light, or fog-specific LED solutions engineered for correct beam geometry, electrical reliability, and modern visibility performance, all designed to fit OEM housings without guesswork. Click here to compare 9005, 9006, and 9012 bulbs and find the right fit for your vehicle.

At Underground Lighting, our 9006 LED headlight bulbs give you brighter light and pull less power than the halogens they replace. You get clean white output that makes night driving easier on your eyes, and the sharper look at the front of your vehicle comes free with the upgrade.

Benefits of Upgrading to Underground Lighting 9006 LED or HID Headlights

  • Up to 9× Higher Brightness

    Underground Lighting 9006 LED kits reach 6,000–12,000 lumens per pair, while HID systems deliver approximately 3,700 lumens per bulb, providing substantially higher available output than traditional halogen lighting.

  • Improved Low-Beam Visibility

    Underground Lighting 9006 LED bulbs provide higher lumen density for clearer lane definition and obstacle detection at night, while maintaining the low-beam role with a well-defined beam pattern designed to support road coverage without unnecessary glare.

  • CANbus-Safe Electrical Operation

    Underground Lighting CANbus-compatible 9006 lighting uses integrated load management to help reduce flickering, bulb-out warnings, and ECU errors in modern vehicles that require additional electrical compatibility.

  • Fog-Optimized Color Control

    Underground Lighting 9006 fog-light options include approximately 3000K yellow LEDs for adverse-weather applications and 6000K white LEDs for clear-condition visibility and a crisp lighting appearance.

  • Easy Installation and Reduced Heat Stress

    Underground Lighting 9006 LED versions are direct replacements for compatible 9006 bulbs and support plug-and-play installation, while drawing less current than a 55W halogen bulb to reduce thermal load on compatible housings and connectors.

  • Extended Service Life

    Underground Lighting 9006 LED bulbs are rated for approximately 25,000–50,000+ hours of service life compared with roughly 400–1,000 hours for conventional halogen bulbs, reducing replacement frequency.

How to Find the Right 9006 Headlight Bulb for Your Car

Finding the right 9006 headlight bulb for your vehicle is easier than you think. Here’s how to ensure you get the perfect fit:

  1. Check Your Vehicle's Manual
    Check your car’s owner’s manual under “replacement bulbs” or “light specifications” to confirm if 9006 is the correct size for your headlight needs.
  2. Use Our Vehicle Finder Tool
    Enter your vehicle's make, model, and year in our vehicle finder tool and you’ll find all of our compatible 9006 LED bulbs. This tool eliminates the guesswork and guarantees you get the right fit every time.
  3. Installation Requirements
    Our 9006 headlight bulbs are designed for easy plug-and-play installation. However, some vehicles may need load resistors to prevent flickering or error codes. Check your vehicle’s requirements before purchase.
  4. Choose Your Preferred Color Temperature
    Our 9006 LED bulbs have different color temperatures options, from cool white to ultra-bright white, so you can customize your vehicle’s lighting style.

If you're unsure about which 9006 headlight bulb is right for you, our team of automotive lighting experts is ready to help. Reach out via call, email, or live chat for personalized assistance.

Watch these helpful Underground Lighting videos for step-by-step guidance, product details, and real-world installation tips.


Need 9006 Headlight Bulbs for Your Car or Truck?

Vehicle Part Search

Call us at (561) 918-5225 or Send an Email

9006 HID & LED Headlight FAQs

9006 headlight bulbs are primarily used for low-beam headlights, although some vehicles may also use them as LED fog light bulbs. They provide a focused, downward beam pattern to avoid blinding oncoming drivers

Yes, upgrading your headlight bulbs from halogen to 9006 LED bulbs is simple and effective. Our LED bulbs are designed as direct replacements, offering better brightness, energy efficiency, and a modern look

No, 9006 and 9005 bulbs are not interchangeable. Although they may look similar, they have different plug configurations and beam patterns. 9006 bulbs are typically used for low beams, while 9005 bulbs are designed for high beams

No additional wiring is required for our 9006 LED bulbs as they are designed for plug-and-play installation. However, some vehicles may need load resistors to prevent flickering or error messages.

9006 and H4 bulbs aren't the same. The 9006 bulb is a single-filament bulb with an L-shaped base, whereas the H4 bulb is a double-filament bulb with three prongs. These bulbs can both be used for headlights, but they are for producing high-beam (H4) or low-beam (9006) lights. 

9006 bulbs typically have a wattage of 55 watts, with an average output of 1000 lumens. Ultra-bright 9006 bulb options can have up to 3200 lumens, making it easy to see through the darkness ahead. Models featuring an innovative design with 3000K LED chips for fog lights minimize the glare onto oncoming traffic for enhanced safety and performance.

Back to top
Compare /3