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How to Install H4 LED Headlight Bulbs

by Lasfit Official July 27, 2023

How to Install H4 LED Headlight Bulbs

lasfit H4 lights - light up your driving road! We introduce the new H4 headlights for you, with excellent brightness and excellent reliability, to provide you with a safe and dazzling driving experience. With advanced lighting technology, H4 headlights can provide a wide and clear lighting range, allowing you to drive without hesitation at night and in bad weather. Whether it's urban roads or country roads, the H4 lights deliver exceptional visibility, allowing you to master every turn and obstacle. In addition, our H4 headlights are made of high-quality materials and carefully designed to ensure a long service life and stable performance. Let H4 headlights be the best choice for your car, bringing you ultimate safety and driving pleasure!

 

1.Table of Contents

Preparations before installation
Lasfit H4 Headlight Bulbs Step by Step Installation
Main Features
How to Get The Right Bulb Size
Where Can I Buy Lasfit H4 Headlight Bulbs?

 

2.Preparations before installation

Before installing H4 LA Plus Series LED Bulbs, you need to pay attention to the following preparations:
1. Applicability: Make sure the H4 LA Plus Series LED Bulbs is suitable for your vehicle model.
3. Power Off: Before starting to install any lights, make sure the vehicle is powered off and disconnect the vehicle battery.
4. Tools: Prepare the tools that may be needed for installation, such as wrenches, screwdrivers, wire connectors, etc.
5. Cleaning: Make sure the light area of the vehicle is clean and remove any dust, oil or grime.
6. Removal: Disassemble and remove the old light assembly step by step according to the vehicle's instruction manual or light installation guide.
7. Check: Before installing new H4 led headlights, check the wire connections to make sure all cables and connectors are in good contact.
Please note that if you are not familiar with the installation process or are not sure of your ability to operate, it is recommended to consult a professional technician for installation.

 

3.Lasfit H4 LED Headlight Bulbs Step by Step Installation

4.Main Features

The new LA plus series LED bulbs came with more stable and durable performance with beautiful appearance and plug and play installation
• 360 Degrees Adjustable Socket for Adjusting The Beam Pattern
The mounting collar is adjustable for freely rotate. Free to adjust the socket until it shines the perfect beam pattern. It's softly suitable for different light housing with different angles and the light pattern could be easily adjusted. Apply to both projector and reflector housing. No blinding the upcoming traffic or divers.
*Due to the 360 degrees adjustable design, the mounting base can detach from the bulb.

• Amplified Flux Beam|400% Brighter than Halogen
The aluminum parts are much thinner than the common ones in the market perform with no dark spot, designed much closer to the factory halogen bulbs and provides 4 times as much light as than stock and excellent night time drivabiity by taking an amplified flux beam with 6 pieces flip chips on each bulb.

• Shorter Size|Quick Installation Without Struggling
Built with a smaller/ shorter size than the common LEDs in the market without building an external driver, directly plug into the factory housing. The same design with the OEM halogen bulbs for easy installation and working well inside the housing without trouble.

• New Cooling System|Better Heat Dissipation, Last Longer
The shorter size of these bulbs will leave more space between the dust cap and the cooling fans for better heat dissipation. New cooling system with a unique dual ball-bearing fan preventing the driving from the loud noise from the cooling fan, the all-in-one compact aluminum design brings better heat dissipation than common plastic design, and intelligent IC make sure the LED conversion kits last longer.

 

5.How to Get The Right Bulb Size

There is a Fitment query function on the Lasfit.com website, you only need to enter relevant information, the specific operation is as follows.
1. In the navigation bar, after entering the corresponding information in order, the search results will display the corresponding products.

2. By Vehicle: By querying a specific model, you can find all the product links of the model, and then find the product page that needs to be purchased.

For more operation details, please check our BLOG article: How To Find The Right Bulb Size

 

6.Where Can I Buy Lasfit H4 Headlight Bulbs?

H4 headlight is a newly designed LED bulb of LA PLUS series. It not only has a new appearance, but also has a smaller size, and is suitable for plug-and-play installation. It can also clearly see signs in the distance at night.
Click on the link below to purchase LASFIT H4 Headlight Bulbs to upgrade your headlights.

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