2020 GMC Sierra AT4 - Custom Stereo Upgrade Parts and New Shop Overview

This is a one-part video of the 2020 GMC Sierra AT4 we just completed for a custom subwoofer system upgrade. This video is an overview of the work we did to upgrade this truck along with an overview of how we develop the parts for these vehicles. ****Equipment List:**** --Custom Subwoofer Enclosure for the GMC/Chevy Trucks https://soundsgoodstereo.com/products/2019... --Speaker Adapter Plates for the GMC/Chevy vehicles https://soundsgoodstereo.com/products/2014... -- Tweeter Adapters https://soundsgoodstereo.com/products/2013... --Door Baffle Block Off Plates https://soundsgoodstereo.com/products/2019... -- SQL Audio Multi-Layer Sound Treatment (Used one bulk kit for front & rear doors) https://soundsgoodstereo.com/products/sql-... --Amplifier Mounting board https://soundsgoodstereo.com/products/2019... Subwoofer Amplifiers Arc Audio X2 1100.1 https://soundsgoodstereo.com/products/arc-... --Subwoofers 4 x Arc Audio "ARC" Series 8-inch https://soundsgoodstereo.com/products/arc-... All of the tuning, installation, and fabrication done by our team. Learn about us at Sounds Good Stereo Nashville 230 Fiberglass Dr STE 201 Mount Juliet, TN 37122 https://soundsgoodstereo.com/ ****Music**** Music by JimiTheGenius Get Just Be Good by Maduk, Nymfo here https://t.lickd.co/Mkq21Gn6DjR License ID: vkMyEv4vbA0 Get this and other songs for your next YouTube video at https://lickd.co