Uploaded October 2025 | Updated September 2026, 1 hour ago

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Hey guys, welcome back to another MB Quart install video! 👋

Today, we’re taking a look at the MB Quart MBQBRO-SUBR-1 OEM Subwoofer Upgrade for the 2021 and newer Ford Bronco (6th Generation). If you’re looking for a simple way to boost your factory audio system with deeper bass and better clarity — this is it.

This install takes about 120 minutes (2 hours), and we’ll guide you through the full process step-by-step.

Designed to fit seamlessly in the OEM location, this MB Quart subwoofer upgrade keeps that factory look while delivering the powerful low-end response your Bronco deserves.

Let’s get started and upgrade your ride’s sound the right way! 🔊🚙

Sections:

00:00 Introduction & product features
00:45 Sub enclosure removal
02:51 OEM sub & amp removal
03:17 Install MB Quart subwoofer upgrade
04:20 Mount MB Quart amp to enclosure
04:44 Reinstall enclosure
05:01 Make electrical connections
05:56 Wrap up installation