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.
Installation Guide for 11-16 Ford Super Duty F250/F350/F450/F550 Headlights
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