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Overview

Upgrade your Jeep Wrangler JL audio system with the MB Quart MBQJL-SUBR-1 Subwoofer Upgrade, engineered for 2018-current models equipped with the OEM premium audio system. Designed as a direct replacement upgrade, this system enhances factory bass performance while maintaining a clean, OEM-style installation. By utilizing the factory subwoofer location, it delivers improved sound without altering your vehicle’s interior layout.

MB Quart 10" Subwoofer Upgrade for 2018-Current Jeep Wrangler JL, 400W Amplifier

Model: 431780
Web Code: 19870203
Sold and shipped by | 3.6 seller rating (86 reviews)

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Upgrade your Jeep Wrangler JL audio system with the MB Quart MBQJL-SUBR-1 Subwoofer Upgrade, engineered for 2018-current models equipped with the OEM premium audio system. Designed as a direct replacement upgrade, this system enhances factory bass performance while maintaining a clean, OEM-style installation. By utilizing the factory subwoofer location, it delivers improved sound without altering your vehicle’s interior layout.This system features a 10 inch application-specific long-throw subwoofer designed for high output and deep bass response. Tuned for optimal low-frequency performance, it enhances music playback with stronger, more defined bass while maintaining overall system balance. The subwoofer is designed to integrate seamlessly with the factory enclosure, ensuring proper fitment and consistent performance.Powered by a 400 watt Class-D amplifier, the system delivers efficient and reliable power with minimal heat and low current draw. The compact amplifier mounts securely using the included mounting plate, keeping installation clean and space-efficient. Onboard equalization helps optimize output for improved bass response and clarity.Installation is simple with the included plug-and-play harness, allowing quick connection between the subwoofer and amplifier. Built for durability and performance, this upgrade provides Jeep owners with a powerful, factory-integrated solution for enhancing bass and overall audio quality.

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

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Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
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See our return policy to find specific return information for this product and steps on how to return by mail.