The Best Marine Electronics 2026

1. Stinger - 4GA Marine Amplifier Power Installation Kit - Yellow/Red

Handles up to 450W peak power (150W RMS); 6" x 9" polypropylene woofer; 3/4" and 1/2" tweeters; water-resistant design

Install a reliable sound system in your boat with this 9.8’ 4GA Marine Amplifier Power Installation Kit by Stinger. The SEA4243 features dual power and ground wire with marine-standard color-coding to reduce installation time and a high-quality PVC jacket with true copper that is built to withstand harsh conditions. This complete 9.8-foot (3m) marine-compliant kit includes a 175A MIDI fuse and element-resistant fuse holder for lasting durability, wire ferrules and hardware for a straightforward setup.

2. Stinger - Replacement Trim Plate for Most 3" Marine Radios - Black

Compatible with Jeep Wrangler JL Sport 2018 and later vehicles; durable ABS construction; top, left, and right side marking

Add or convert your existing din-style marine radio to a round gauge-style aftermarket radio with this Replacement Trim Plate for Most 3" Marine Radios by Stinger. This universal dash kit features eight independent mounting configurations for boats with single-DIN rectangle, double-DIN or oversized splash protector openings so you can add or upgrade your marine radio without making additional modifications to the console. The SEADASH3B also features OEM-grade ASTM-G154-16 certified UV-protected ABS, no-fade ASA plastic, and stainless hardware to protect against the elements, shocks, scratches and more.

3. KICKER 45KM654L - KM-Series 195W 2-Way 4-Ohm 6.5" Charcoal/White Flush Mount Speakers with LED Lights, Pair

KM-Series 195W 2-Way 4-Ohm 6.5" Charcoal/White Flush Mount Speakers with LED Lights, Pair by KICKER. Loud and clear, the KM Coaxial Marine Speakers are built to pump out the tunes - and the fun - for years to come! Whether you mount your speakers in the hull, or in KICKER tower enclosures, you also get a pair of stout marine-grade grilles! KICKER speakers are made to thrive in the water. UV treatments on injection-molded cones, Santoprene surrounds, baskets and grilles all help maintain top-shelf performance. These speakers can endure almost any weather conditions with splash-and-spray-resistant sealed motors, cones and Locking/Sealed Terminal Covers. Speaker hardware is forged from rustproof, 316L stainless-steel. This KM 4" Coaxial Speaker works best with 50 watts of recommended power.

KICKER 45KM654L - KM-Series 195W 2-Way 4-Ohm 6.5" Charcoal/White Flush Mount Speakers with LED Lights, Pair

4. KICKER - KM Series 8" 2-Way Marine Speakers with Polypropylene Cones Pair - Charcoal And White

Handles up to 75W of peak power (25W RMS); 3-1/2" polypropylene cone woofer; edge-driven soft-dome tweeter; individually voiced

Take your music for a water adventure with this 8-inch KICKER marine coaxial speaker. UV-treated components are built to withstand most weather conditions, and the hardware is forged from rustproof 316L stainless steel for optimal durability. This KICKER marine coaxial speaker comes with a marine-grade grill to give it some protection from the elements. Geek Squad® Installation Recommended Visit your local Best Buy store for more information.

5. KENWOOD KFC-1653MRW 6.5-In. 150-Watt-Max 2-Way Marine Speakers, White, 2 Pack

KENWOOD marine audio products provide the best-sounding outdoor experience available. They are engineered to withstand harsh outdoor environments, look great, and sound even better. So get the most out of your marine receiver's amp with this White KENWOOD 6-1/2 in. 2-Way 150-Watt Marine Speaker System! The water-resistant PP cones have Santoprene surrounds and 1 in. PEI balanced dome tweeters. Frequency response is 60 Hz through 20 kHz. They are ideal for marine and off-road use.

150W max 50W RMS 6.5" 2-way marine speakers Water-resistant PP cone with Santoprene™ surround 1" PEI balanced dome tweeter Imp: 4Ω Freq resp: 60Hz–20kHz Mounting depth: 2.44" Includes mounting hardware & warranty card White

6. Metra - Marine Radio Cover Installation Kit - Black

140W maximum power handling (65W RMS); dual 6-1/2" polypropylene woofers; IPX5 water-resistant design; UV-resistant; removable grille

Keep your Marine radio safe from water damage with this radio cover installation kit that features a spring-loaded detent lock that ensures stability and heavy-duty, ABS plastic material for long-lasting use.

7. Stinger - 6.5” 2-Way Marine Coaxial LED Illuminated Speakers with Poly Carbon Cones (Pair) - White

140W maximum power handling (65W RMS); dual 6-1/2" polypropylene woofers; IPX5 water-resistant design; UV-resistant; removable grille

Take your audio outdoors with a pair of 6.5” 2-Way Marine Coaxial LED Illuminated Speakers with Poly Carbon Cones by Stinger. Customize your speakers with fully adjustable full spectrum LED lighting using the included wireless remote controller. These element-resistant speakers feature precision non-corrosive terminals, splash resistant sealed motors, and UV treated molded polymer to ensure long-lasting use for all of your marine and powersports applications. The SEA65RGBW can handle up to 150W peak power (75W RMS) and features a built-in crossover to deliver powerful sounding audio.

8. Metra 999005 Marine Radio Cover White

Metra 99-9005 universal tinted marine cover system in white. This cover provides protection against the elements for DIN aftermarket radios. Door has a postive spring loaded detent to lock cover. Accu view tinted cover help keeps the rays from radio.

Metra 99-9005 Universal Marine cover system Positive spring loaded detent lock Longer life heavy duty low friction hinges Dual spring support while cover is open Accu view tinted cover White finish

9. KICKER - 9" 2-Way Marine Speakers with Polypropylene Cones (Pair) - White

Compatible with Jeep Wrangler JL Sport 2018 and later vehicles; durable ABS construction; top, left, and right side marking

Upgrade your boat's sound system with this Kicker HLCD tower system. The horn-loaded speakers have titanium cone compression drivers that eliminate glare for smooth tones, and their 359-rotation lets you direct sound exactly where you want it. This Kicker HLCD tower system has built-in LED lights to create a party atmosphere at night. Geek Squad® Installation Recommended Visit your local Best Buy store for more information.

10. Cobra - Exterior Fixed-Mount Marine Antenna for Most VHF Marine Radios - White

From our expanded online assortment; for use with most VHF Marine radios; 18' shielded coax cable with connectors; 56-1/2" fiberglass antenna

Keep informed of news or receive music broadcasts while you're on the water with this fixed-mount marine antenna that allows you to listen to the marine VHF frequency on an installed VHF marine radio (not included).