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Boss Audio Systems MR4.3W 4" 3-Way Weatherproof Enclosed Marine Speakers White Pair

Manufacturer

Boss Audio Systems

<h3>About Boss Audio Systems</h3><p>Founded in 1987 and headquartered in Oxnard, California, <strong>Boss Audio Systems</strong> has spent nearly four decades redefining what aftermarket audio can be. The brand was built on a simple but powerful idea: that high-quality, high-performance sound systems should be accessible to everyone — not just those with deep pockets. Today, Boss Audio is recognized globally as a full-line manufacturer of mobile electronics, with products sold in over 130 countries.</p><p>Boss Audio's engineering philosophy centers on in-house acoustic, mechanical, and electronics design, allowing the brand to tightly control quality while keeping prices competitive. The result is a lineup that delivers genuine performance at an accessible price point — a balance that has made Boss a go-to name for car enthusiasts, boaters, off-road adventurers, and powersports riders alike.</p><h3>A Full-Range Audio Lineup</h3><p>Boss Audio's catalog spans nearly every facet of mobile audio. Whether you're upgrading the interior of your daily driver or outfitting a boat for open-water adventures, Boss has a purpose-built solution. Their <a href="/7271-boss-audio-systems-speaker-1319">speaker lineup</a> covers everything from compact 3.5-inch door speakers to full-range 6x9-inch marine-grade units, with weatherproof construction and multi-color RGB illumination options available throughout the range.</p><p>On the head unit side, Boss Audio's <a href="/7271-boss-audio-systems-boss-stereos-201734">stereo receivers</a> bring modern connectivity to both car and marine applications. Models featuring Apple CarPlay, Android Auto, Bluetooth streaming, and touchscreen interfaces sit alongside more straightforward single-DIN units — ensuring there is a receiver for every dashboard and every budget. For boaters specifically, Boss offers a dedicated range of <a href="/7271-boss-audio-systems-boss-stereos-200195">marine stereos</a> built to IPX5 and IPX6 weatherproof standards, with conformal-coated PCBs, UV-protected panels, and corrosion-resistant construction that stands up to saltwater environments.</p><h3>Built for Life on the Water</h3><p>Boss Audio's marine product line is one of the most comprehensive in the aftermarket space. Waketower speakers, gauge-style marine receivers, enclosed speaker systems, and complete audio bundle packages make it straightforward to build or upgrade a boat's entire sound system. UV coatings, coated circuit boards, and weatherproofing techniques are standard features — not upgrades — across the marine catalog.</p><h3>Why Choose Boss Audio Systems?</h3><ul><li><strong>Nearly 40 years of audio engineering expertise</strong> dating back to 1987</li><li><strong>In-house design team</strong> including acoustic, mechanical, and electronics engineers</li><li><strong>Products sold in over 130 countries</strong> via a global manufacturing network</li><li><strong>Weatherproof marine-grade options</strong> built for boats, ATVs, UTVs, and off-road vehicles</li><li><strong>Modern connectivity</strong> including Bluetooth, Apple CarPlay, Android Auto, and RGB lighting</li><li><strong>3-year warranty</strong> available on select product lines through authorized dealers</li></ul>

Part Number

MR4.3W
06/21/2036 6:50 AM
Sale Price

$78.16

In Stock (8)

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Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Boss Audio Systems MR4.3W marine speakers deliver reliable audio performance in harsh marine environments. These fully enclosed 4-inch 3-way speakers feature weatherproof construction designed to withstand moisture, salt spray, and UV exposure on boats and other outdoor applications.

Key Features:

  • 200 watts maximum power handling (100 watts RMS per pair) for robust audio output
  • 3-way design with polypropylene woofer cone, 1.5-inch poly cone midrange, and 1-inch tweeter per speaker
  • Durable rubber surround provides flexibility and longevity in marine conditions
  • Frequency response of 80 Hz to 18 kHz captures full audio spectrum
  • 85 dB sensitivity rating for efficient performance
  • Fully enclosed weatherproof housing protects internal components
  • White finish complements marine and outdoor décor

Sold as a pair, these enclosed speakers mount easily and provide a complete audio solution for boats, RVs, ATVs, and other powersports applications where weather resistance is essential. The enclosed design eliminates the need for separate mounting boxes and simplifies installation.

Products specifications

Color

White

Quantity

1 pr.

Did not see option for other option than ground shipping

Satisfied

Very easy buying process and low prices

easy to find just what I needed..Thanks

The experience was wonderful. The ability to look up parts by the make, model, and year of my auto made it easy to find the right part. And getting a discount on shipping to encourage my purchase was awesome. I hope the parts all are correct for my vehicl

You have it in stock not like most sites that advertise only to tell you it's not available but had wrong length on the cross bar

Your company is always easy to order from, fast to ship and follow up. You're the best out there on the WWW. We appreciate business like you.

Excellent seller, super fast shipping and best pricing on the internet. Thank You!!!!!!

Good

Easy shopping

Liked the discounts

quick and easy

This was my first order with Autoplicity. Their prices were great, and the ordering process very easy. I was a little frustrated at first, as the order didn't arrive as expected. When I called, it took a little work, but I finally got the info that it was shipping from the manufacturer, and did get the tracking info. The parts arrived when tracking said it should. Would I place another order with Autoplicity? Short answer is yes!

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