Article

Installation Guide for 08-10 FORD SUPER DUTY F-250 / F-350 / F-450 / F-550 Headlights

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THIS GUIDE IS FOR​

ALPHAREX specializes in designing and producing superior and uniquely stylish aftermarket automotive performance lighting with unrival innovative technology. The following installation guide we take you through the installation of your new ALPHAREX HEADLIGHTS for your 08-10 FORD SUPER DUTY step by step.

NOTE: Some vehicle require the DRL harness installed for the headlight to function properly.

DO NOT USE DIELECTRIC GREASE!

Table of Contents

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.

INSTALLATION TOOLS

1/4 Ratchet
Metal Panel Popper
Phillips Screwdriver
Flat Screwdriver
Pliers
1/4 Extension
Socket
Size NEEDED
7mm

PART I - REMOVE HEADLIGHTS

DISCONNECTING THE NEGATIVE BATTERY TERMINAL

Whenever working on your vehicle always start by disconnecting the negative battery terminal.

 

REMOVE HEADLIGHT BOLTS

First, open the hood and start by removing the 4 X 7mm bolts from each headlight.

(1 bolt on the top, 2 bolts on the side and 1 bolt at the bottom)

Next, carefully pull forward the headlight and unplug the lights sockets for the headlight removal.

Please follow the same steps for the other side.

PART II - INSTALL HEADLIGHTS

ROUTE THE DRL HARNESS

Route the daytime running lights harness to the two headlights.

Start at the passenger side which is closest to the trucks battery.

TAP THE FUSE

Crimp the gray wire from the daytime running lights harness to the fuse tap.

Go to the fuse box and tap into any of the highlighted fuse.

Connect the red wire to the battery positive terminal and the black wire to the battery negative terminal.

PLUG AND INSTALL HEADLIGHTS

Connect low/ high beam, daytime running lights and turn signal wiring harnesses to the new ALPHAREX headlight.

Then finish the installation by securing the headlight to the truck.

Repeat the previous steps for the opposite side headlight for installation.

TEST THE HEADLIGHT FUNCTIONS

Test the functions of your ALPHAREX headlights to ensure everything works properly.

ADJUST HEADLIGHT LEVEL

Once everything has been tested aim your ALPHAREX headlights by parking 25ft from a wall and level the headlight beams evenly.

Turn clockwise: to lower the light

Turn counterclockwise: to raise the light

COMPLETE INSTALLATION

Congratulations! you have completed the installation for ALPHAREX 08-10 Ford Super Duty F-250 / F-350 / F-450 / F-550 headlights.

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