Features & Compatibility
Price: $39.99 - $37.04
(as of Apr 14, 2026 10:23:12 UTC – Details)
Product description
SEALIGHT X1S Light Bulb, Redefine Your Lights 
What Makes SEALIGHT X1S a Superior Choice Compared to Other Bulbs? 
Brighten Your Drive with SEALIGHT X1S H11/H9/H8 Bulbs! See Clearer, Drive Safer! 
X1S H11 Light Bulb Matching Efficient Cooling System 

1 1:1 Size
2 IP68
3 Plug-N-Play
Mobile Fitment Guide 
Exceptional Brightness Upgrade: These SEALIGHT H11 headlight bulbs offer an astounding 800% increase in brightness compared to standard halogen bulbs. They boast a powerful output of 120W per pair, delivering an impressive 40,000 lumens. With a color temperature of 6500K, they ensure clearer and more vibrant colors, enhancing visibility and driving experience significantly
Optimal Beam Precision: Designed with an ultra-thin profile that positions the chips closer, SEALIGHT H11 headlight bulbs create a focused beam. This configuration ensures wider and longer-range illumination without glare or dark spots, ensuring a safer driving experience
Effortless 5-Minute Installation: Crafted to closely mimic factory halogen bulbs, these H8/H9/H16 headlight bulbs offer a seamless plug-and-play experience. They come equipped with an additional decoder for enhanced performance, ensuring quick and hassle-free installation in just 10 minutes
Extended Lifespan Over 60,000 Hours: Constructed from aerospace-grade aluminum with a finely crafted heat sink design and a robust 15,000 RPM turbo cooling fan, these H8/H11 headlight bulbs boast a lifespan exceeding 60,000 hours. This durable build minimizes the frequency of bulb replacements, ensuring long-term reliability and performance
99% Vehicle Compatibility: Integrated with a smart Canbus system, these H11/H9 fog bulbs are compatible with 99% of vehicles without triggering error messages or flickering. Note: Confirm your bulb type before purchase. For some special models, you may need us to send you a decoder

John E. –
Direct replacement and brighter!.
Nice H4 headlamps for my Tacoma. My 15 YO OSRAM stock bulbs were still working good but I needed more light and clarity. These bulbs did the job and were a total drop in/Plug and play.Remember to clock the bulb with each side facing 3 and 9 oclock and the factory plug fits right over them .Thank You SEALIGHT. Works great!.
Johnna –
Night into day!
Very bright 😎. Easy install.
RRRSC –
Good initial quality
Compact and bright with open field of view
Sara Ceriotti –
Bright!
Great and bright, and easy to install. But one stopped working 3 months later. Not quite the longevity I was hoping for. I have purchased another set and will update this review after use.
Andrew l Dugan –
Much better than other bulbs I’ve tried.
Super bright. They work great in my work van. I’m getting another set for my girlfriend’s work van. The beam pattern is great. I went for a drive in the country at night when I got them installed, and the low beams were so good I went a mile and a half before I thought to turn the high beams on.
Kevin K. –
SEE? light!!!!
After switching the halogen bulbs in my Ford Fusion, I realized I didn’t ever want to go back to what felt like having two candles lighting the way in the darkness. My old LED bulbs started getting dim, so I bought these as a replacement. THEY ARE GREAT SO FAR. Good beam, great coverage, as easy to aim as standard bulbs, and great for the darkness of the rural roads during rainstorms…or anywhere I may have to drive. Would buy these again. Hoping they last as long as the bulbs they replaced!
Stephen –
Great headlights for the price for my Honda
Bought for my 2014 Honda Ridgeline. Installed in less than 5 minutes. Work better than the previous LEDs I had. Extremely bright, work great on low beam and project extremely far on high beam. Also makes all street signs and reflective tape stand out.
Sgtfluffy –
Bright lights, but not 60,000 lumens bright
The lumen brightness is a joke! These companies keep just jacking up the lumens and think that their lights are the brightest. These fit well. And they do create a fair amount of light but definitely no 60,000 lumens
Nathan –
These LED bulbs are a noticeable upgrade over standard halogen lights, especially in terms of brightness and overall visibility at night.I installed them on a 2013 Toyota Highlander, and the fitment was good with a fairly straightforward plug-and-play setup. They seated properly in the housing without needing any major modifications.In terms of performance, they are a substantial upgrade from the factory lighting. They produce a bright, clean white light that makes it easier to see the road ahead, especially in darker driving conditions.The beam pattern is fairly good, though like many LED replacements, it may not be perfectly matched to every housing. With proper alignment, it works well, but it’s something to be aware of to avoid glare for oncoming traffic.One thing I did notice is a slight flicker when viewing the lights from outside the vehicle while they are on low beam. However, from inside the vehicle while driving, it’s not noticeable at all and doesn’t affect usability.Overall, these are a solid upgrade if you’re looking for brighter headlights. They lose a star for the minor flicker and typical LED alignment considerations, but once set up properly, they perform well and significantly improve nighttime visibility.
George V –
Good brightness, better than halogen bulbs that I had. It’s not just the light colour difference (3000K halogen vs 6500 LED), but in the dark I see a significant improvement of the visibility. Also 1:1 formula works good, the right area is spotted further than left, Im not blinding oncoming traffic, and at the same time have better visibility to the right side of the road.
Jacques Viel –
Éclairage vraiment puissant. Installé sur un Honda Accord 2013
Mark D –
I bought these to install on my 2005 Buick Allure CX 3.8L. These were compatible with my vehicle and did not require any additional hardware or adjustment for them to be installed as drop-in replacements for my incandescent bulbs which didn’t last long.After reading about the different types of LED headlights out there, I decided to give these a try. These work great so far and I have no complaints but one exception. I would recommend getting a warmer colour temperature around 5500K instead of 6000K or higher. The reason is that the 5500K to 5000K colour temperature renders a better colouring when it illuminates objects in front of you. Once these reach their maximum usable lifespan, I’ll choose a replacement LED bulb of 5000K to 5500K colour temperature from the same manufacturer and H11 bulb type.I may also buy the high beam LED bulb for better visibility and longevity.These LED bulbs are better than anything I’ve ever used for headlights with an H11 bulb.There were no issues with the daytime running lights.
Eric –
Excellent product, as advertised and easy to install