Over time, stock headlights grow dimmer and weaker, often producing a “yellowed-out,” dimmer light projection than they once did. HID headlights (also commonly referred to as Xenon gas lights) offer...
LED turn signals need resistors—here’s why. Prevent hyper flashing and wiring issues by learning how resistors keep your lights working right.
Looking for the best HID and LED headlights in 2022? Compare top-rated bulbs, performance, price, and longevity to make the best decision for your vehicle.
Not all LED headlights are created equal. Learn what makes a quality bulb, from beam pattern to heat dissipation, before you buy or upgrade.
While many kinds of HID bulbs (or high-intensity discharge bulbs) are available, there is a difference between 35w and 55 ballasts. Ballasts are small units that operate and house the...
Is an HID bulb the right choice for your vehicle? Many buyers and modders switch to HID bulbs because of the broader color options and brightness levels. In this explainer,...
Our technicians at Underground Lighting are experts in finding the highest quality lights for our customers at every budget and price point. If you’re looking for ways to save money...
A while ago, halogen was the ONLY used headlight bulb in most automobiles. Later on, the HID was discovered and started replacing the Halogen bulbs that were, by then, prevalent....
Compare D1S, D2S, and D4S Xenon HID bulbs for fit and function. Understand the differences in performance, compatibility, and light output.
Planning to upgrade your lights? This 2022 guide lists the best headlight upgrades for clarity, brightness, and safety.
Learn everything you need to know about the H11 HID CANbus kit. From installation to compatibility, this guide covers it all.
If you’ve been debating between the 7443 and 3157 brake light bulbs for your ride, read on for some very helpful information brought to you by the most trusted name in auto lighting...
You’ve mostly likely heard the terms LED and HID thrown around constantly as it relates to the auto world—but do you know what they really mean? Read on for answers...