We start with vehicle prep, disconnecting power and removing interior panels on GMC Sierra
GMC Sierra: We have everything for the install ready on our installer's workstation.
GMC Sierra: This sound dampening material will isolate the sound in the door panels and give a crisp clean sound in the cabin.
GMC Sierra: We sound dampened the interior door panels before installing the speakers.
GMC Sierra: The installed door speakers are surrounded with our own proprietary speaker ring kits.
GMC Sierra: Subs are shown where their placement will be after completing the enclosure.
GMC Sierra: Putting the final touches on the sub box.
GMC Sierra: The sub enclosure uses the space under the back seats.
GMC Sierra: With the seats down, the box makes a perfect fit underneath.
GMC Sierra: The amps are tucked away behind the sub box, but still accessible if need be.
GMC Sierra Audio Upgrade: Includes new speakers and amps. Two 12s are hidden in a custom sub box inside the cab of this truck.