Installation Guide

Installation Guide for 06-08 Dodge Ram Headlights

2006 2007 2008 Dodge Ram AlphaRex headlights installation

Installation Guide for 06-08 Dodge Ram Headlights

Disclaimer: This installation article is a tutorial guide. By reading this article, you agree it is for reference only and AlphaRex USA and its distributors make no guarantee on the finished results. Under no circumstances whatsoever shall AlphaRex USA nor its distributors be liable for any damage, misuse or personal injuries. If you do not fully understand the installation procedure, it is highly recommended that you seek help from professional mechanics to do the installation.

Some vehicle require the DRL harness installed for the headlight to function properly. Here’s a list of certain model with require the DRL to be install.


Step 1

Open the hood, disconnect negative battery terminal. Remove the 2 x 10mm bolt by the front of the headlight

Step 2

Inside the wheelwell, located the black round rubber grommet. With the grommet removed, Remove 1 x 10mm nut.

Step 3

Remove the headlight by pulling it toward the front of the vehicle.

Step 4

Unplug the 2 connectors and remove the headlight.

Step 5

Wiring up the DRL harness, connect the red with the ring terminal to the battery positive, the black with the ring terminal to the battery negative. Tap the grey wire to the front fuse box, into the fuse , we would suggest using a fuse tap that you can pickup from any auto part store. If you have a yellow wire connector on the DRL harness, wire and connect that to the driver side headlight, you will only need to connect to one side. Last , run the last two red wires to the headlight , one for each side.

Step 6

Plug the 2 connectors to the headlight and perform headlight adjustment.

Step 7

When making adjustment , try doing it in 360 degree increments.

Step 8

When you achieve the correct light output level, reinstall the headlight in the reverse steps. Done!