Collection: Audio Systems
Our premium selection features top-quality marine speakers, amplifiers, waterproof stereos, floating speakers, spa speakers, and VHF extension speakers from trusted brands like Poly-Planar, JL Audio, Boss Audio, Fusion, Roswell, Kicker, JENSEN and more! Designed to withstand harsh marine environments, our audio systems deliver exceptional sound quality for unforgettable moments on the water.
Key features include IPX6/IPX7 waterproof ratings, UV-resistant coatings, and corrosion-proof materials to ensure durability against water, salt, and sun exposure.
Poly-Planar speakers provide concert-hall sound with crisp clarity, while JENSEN’s marine stereos and amplifiers are engineered for reliability in extreme temperatures and humidity.
Enjoy Bluetooth connectivity for seamless music streaming, multi-channel amplifiers for powerful audio output, and compact designs for easy installation on boats, yachts, or docks.
Floating speakers add versatility for aquatic adventures, and VHF extension speakers enhance communication reliability.
Perfect for anglers, cruisers, or party boaters, our marine audio products offer robust performance, easy integration with NMEA 2000 networks, and compatibility with mobile devices for hands-free operation. Shop now to transform your vessel into an entertainment hub with high-performance, weather-resistant audio solutions at unbeatable prices,
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JL Audio M3-770X-C-Gw 7.7" Marine Coaxial Speakers M3 Series with White Classic Grille
Vendor:JL AudioRegular price $369.99Regular price$0.00Sale price $369.99 -
JL Audio M3-650X-S-Gw-i 6.5" Marine Coaxial Speakers M3 Series with LED and White Sport Grille
Vendor:JL AudioRegular price $309.99Regular price$0.00Sale price $309.99 -
JL Audio M3-650X-S-Gm 6.5" Marine Coaxial Speakers M3 Series with Gray Sport Grille
Vendor:JL AudioRegular price $289.99Regular price$0.00Sale price $289.99 -
JL Audio M3-650X-S-Gw Marine Coaxial Speakers 6.5" M3 Series with White Sport Grille
Vendor:JL AudioRegular price $259.99Regular price$0.00Sale price $259.99 -
JL Audio M3-650X-C-Gw 6.5" Marine Coaxial Speakers M3 Series with White Classic Grille
Vendor:JL AudioRegular price $239.99Regular price$0.00Sale price $239.99 -
Boss Audio Elite 500W Mono-Block Class D Amplifier (MPD500.1)
Vendor:Boss AudioRegular price $229.99Regular price$244.99Sale price $229.99Sale -
Boss Audio Elite 380W 4 Channel Class D Amplifier (MPD380.4)
Vendor:Boss AudioRegular price $329.99Regular price$364.99Sale price $329.99Sale -
Boss Audio Elite 740W 5 Channel Class D Amplifier (MPD740.5)
Vendor:Boss AudioRegular price $449.99Regular price$484.99Sale price $449.99Sale -
DS18 Flush/Surface Mount 6-Channel Class D Amplifier w/Acrylic Cover - 6x180W RMS @ 4 Ohm (FX6)
Vendor:DS18 AudioRegular price $839.95Regular price$0.00Sale price $839.95 -
Fusion Apollo MS-RA770 Touchscreen AM/FM/BT/SiriusXM Stereo w/SiriusXM SXV300 Connect Tuner Marine/RV Antenna (010-01905-00/SXM)
Vendor:FusionRegular price $799.98Regular price$0.00Sale price $799.98 -
KVH Starlink Ethernet Adapter (19-1240-01)
Vendor:KVHRegular price $71.99Regular price$75.00Sale price $71.99Sale -
DS18 NXL 1-Channel Full-Range Class D Marine/Powersports Amplifier - 1500W RMS, 1-Ohm (NXL-X1500.1FR)
Vendor:DS18Regular price $659.95Regular price$0.00Sale price $659.95 -
![Suncoast Marine and Auto offers KVH HP Starlink Flat Panel Terminal Kit w/TracNet Coastal 5G/WiFi Compact Terminal [72-1048/01-0465-01]](//www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-09-14_060534.png?v=1758139057&width=533)
KVH Starlink Flat Panel Kit w/24" Seaview Pedestal Mount ADASTLKA Starlink Top Plate (72-1048-SV24)
Vendor:KVHRegular price $1,457.99Regular price$1,643.00Sale price $1,457.99Sale -
Boss Audio UTV4BRGB Amplified All-Terrain Sound System w/4" Marine Speakers 1" Black Tweeters (UTV4BRGB)
Vendor:Boss AudioRegular price $219.99Regular price$269.99Sale price $219.99Sale -
![Suncoast Marine and Auto offers DS18 HYDRO 10" 2-Way Marine Speakers w/Bullet Tweeters Integrated RGB LED Lights - White [NXL-10/WH]](//www.suncoastmarineandauto.com/cdn/shop/files/99796BXL.jpg?v=1737011076&width=533)
DS18 HYDRO 10" 2-Way Marine Speakers w/Bullet Tweeters Integrated RGB LED Lights - White (NXL-10/WH)
Vendor:DS18Regular price $479.95Regular price$0.00Sale price $479.95 -
DS18 HYDRO 10" 2-Way Speakers w/Bullet Tweeter Integrated RGB LED Lights - White (NXL-10M/WH)
Vendor:DS18Regular price $515.95Regular price$0.00Sale price $515.95
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![Suncoast Marine and Auto offers Boss Audio Elite 380W 4 Channel Class D Amplifier [MPD380.4]](http://www.suncoastmarineandauto.com/cdn/shop/files/105909BXL.jpg?v=1737792217&width=533)
![Suncoast Marine and Auto offers Boss Audio Elite 740W 5 Channel Class D Amplifier [MPD740.5]](http://www.suncoastmarineandauto.com/cdn/shop/files/105908BXL.jpg?v=1737792213&width=533)
![Suncoast Marine and Auto offers DS18 Flush/Surface Mount 6-Channel Class D Amplifier w/Acrylic Cover - 6x180W RMS @ 4 Ohm [FX6]](http://www.suncoastmarineandauto.com/cdn/shop/files/103699BXL.jpg?v=1737789573&width=533)
![Suncoast Marine and Auto offers Fusion Apollo MS-RA770 Touchscreen AM/FM/BT/SiriusXM Stereo w/SiriusXM SXV300 Connect Tuner Marine/RV Antenna [010-01905-00/SXM]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-10-04_110949.png?v=1759590647&width=533)
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![Suncoast Marine and Auto offers DS18 NXL 1-Channel Full-Range Class D Marine/Powersports Amplifier - 1500W RMS, 1-Ohm [NXL-X1500.1FR]](http://www.suncoastmarineandauto.com/cdn/shop/files/102652BXL.jpg?v=1737788722&width=533)
![Suncoast Marine and Auto offers KVH HP Starlink Flat Panel Terminal Kit w/TracNet Coastal 5G/WiFi Compact Terminal [72-1048/01-0465-01]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-09-14_060534.png?v=1758139057&width=533)
![Suncoast Marine and Auto offers Boss Audio UTV4BRGB Amplified All-Terrain Sound System w/4" Marine Speakers 1" Black Tweeters [UTV4BRGB]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-09-22_122431.png?v=1758558742&width=533)
![Suncoast Marine and Auto offers DS18 HYDRO 10" 2-Way Marine Speakers w/Bullet Tweeters Integrated RGB LED Lights - White [NXL-10/WH]](http://www.suncoastmarineandauto.com/cdn/shop/files/99796BXL.jpg?v=1737011076&width=533)
![Suncoast Marine and Auto offers DS18 HYDRO 10" 2-Way Speakers w/Bullet Tweeter Integrated RGB LED Lights - White [NXL-10M/WH]](http://www.suncoastmarineandauto.com/cdn/shop/files/99793BXL.jpg?v=1737011075&width=533)