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,
Shop the LOWEST PRICES GUARANTEED and FREE Shipping all while Supporting Small Business!
-
Pacer Clear 18/2 AWG Two Conductor Speaker Wire - 250' (W18-2ACLR-250)
Vendor:Pacer GroupRegular price $61.99Regular price$109.25Sale price $61.99Sale -
Pacer Clear 14/2 AWG Two Conductor Speaker Wire - 100' (W14-2ACLR-100)
Vendor:PacerRegular price $49.99Regular price$73.20Sale price $49.99Sale -
Pacer Clear 14/2 AWG Two Conductor Speaker Wire - 250' (W14-2ACLR-250)
Vendor:Pacer GroupRegular price $115.99Regular price$171.50Sale price $115.99Sale -
Garmin Spectra LED Control Module (LC302)
Vendor:GarminRegular price $212.99Regular price$249.99Sale price $212.99Sale -
DS18 26" Marine Amplified Sound Bar w/Bluetooth 600W w/6 Speaker System RGB LED (SB26BTXRGB)
Vendor:DS18Regular price $479.95Regular price$0.00Sale price $479.95 -
Pacer Clear 16/2 AWG Two Conductor Speaker Wire - 100' (W16-2ACLR-100)
Vendor:Pacer GroupRegular price $38.99Regular price$56.10Sale price $38.99Sale -
DS18 NXL-M5 Full Range 5 Channel Class D Amplifier - 4 x 150W @ 4-Ohm 1 x 600W RMS @ 2-Ohm (NXL-M5)
Vendor:DS18Regular price $719.95Regular price$0.00Sale price $719.95 -
DS18 HYDRO 10" Marine Sub Box w/RGB Lighting - Black (NXL-10SUBLD/BK)
Vendor:DS18Regular price $719.95Regular price$0.00Sale price $719.95 -
Fusion Performance RCA Cable - Dual Female to 8-Way Male (010-13356-00)
Vendor:FusionRegular price $75.99Regular price$99.99Sale price $75.99Sale -
DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm (MP.4A)
Vendor:DS18Regular price $96.99Regular price$179.95Sale price $96.99Sale -
DS18 HYDRO 10" Subwoofer w/RGB Lights - 600W - Black (NXL-10SUB/BK)
Vendor:DS18Regular price $359.95Regular price$0.00Sale price $359.95 -
DS18 Flush/Surface Mount 1-Channel Monoblock Class D Amplifier w/Acrylic Cover - 1x900W RMS @ 1 Ohm (FX1)
Vendor:DS18 AudioRegular price $659.95Regular price$0.00Sale price $659.95 -
Poly-Planar FS1 Floating Bluetooth Speaker (FS1)
Vendor:Poly-PlanarRegular price $249.00Regular price$349.99Sale price $249.00Sale -
KVH Starlink Premium Standard Flat Panel Terminal w/Kickstand, 15M PoE Cable Router f/Fixed In-Motion Use (72-1081)
Vendor:KVHRegular price $199.00Regular price$0.00Sale price $199.00 -
KVH Starlink Gen 2 Flat Panel Terminal w/Wedge Mount 25m PoE Cable - Router Ethernet Adapter Not Included (72-1048-OEM)
Vendor:KVHRegular price $899.00Regular price$0.00Sale price $899.00 -
DS18 Flush/Surface Mount 4-Channel Class D Amplifier w/Acrylic Cover - 4x180W RMS @ 4 Ohm (FX4)
Vendor:DS18 AudioRegular price $719.95Regular price$0.00Sale price $719.95
Shop by Category
-
Shop All Marine
This comprehensive collection offers a wide range of high-quality marine products and...
-
Shop All Auto
Upgrade your vehicle’s performance, comfort, and reliability with our premium selection of...
-
Shop All Outdoors
Embark on your next adventure with the All Outdoors and Camping Collection...

![Suncoast Marine and Auto offers DS18 26" Marine Amplified Sound Bar w/Bluetooth 600W w/6 Speaker System RGB LED [SB26BTXRGB]](http://www.suncoastmarineandauto.com/cdn/shop/files/104940BXL.jpg?v=1737015810&width=533)
![Suncoast Marine and Auto offers DS18 NXL-M5 Full Range 5 Channel Class D Amplifier - 4 x 150W @ 4-Ohm 1 x 600W RMS @ 2-Ohm [NXL-M5]](http://www.suncoastmarineandauto.com/cdn/shop/files/104340BXL.jpg?v=1737790573&width=533)
![Suncoast Marine and Auto offers DS18 HYDRO 10" Marine Sub Box w/RGB Lighting - Black [NXL-10SUBLD/BK]](http://www.suncoastmarineandauto.com/cdn/shop/files/104343BXL.jpg?v=1737015241&width=533)
![Suncoast Marine and Auto offers DS18 MP.4A Full-Range 4 Channel Class D Amplifier - 4 x 40W RMS @ 4-Ohm [MP.4A]](http://www.suncoastmarineandauto.com/cdn/shop/files/104341BXL.jpg?v=1737790578&width=533)
![Suncoast Marine and Auto offers DS18 HYDRO 10" Subwoofer w/RGB Lights - 600W - Black [NXL-10SUB/BK]](http://www.suncoastmarineandauto.com/cdn/shop/files/104342BXL.jpg?v=1737015240&width=533)
![Suncoast Marine and Auto offers DS18 Flush/Surface Mount 1-Channel Monoblock Class D Amplifier w/Acrylic Cover - 1x900W RMS @ 1 Ohm [FX1]](http://www.suncoastmarineandauto.com/cdn/shop/files/103697BXL.jpg?v=1737789554&width=533)
![Suncoast Marine and Auto offers Poly-Planar FS1 Floating Bluetooth Speaker [FS1]](http://www.suncoastmarineandauto.com/cdn/shop/files/103668BXL.jpg?v=1737789537&width=533)
![Suncoast Marine and Auto offers KVH Starlink Premium Standard RV Flat Panel Terminal w/TracNet Coastal 5G/WiFi Compact Terminal [72-1081/01-0465-01]](http://www.suncoastmarineandauto.com/cdn/shop/files/Screenshot_2025-09-14_055447.png?v=1758139075&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 DS18 Flush/Surface Mount 4-Channel Class D Amplifier w/Acrylic Cover - 4x180W RMS @ 4 Ohm [FX4]](http://www.suncoastmarineandauto.com/cdn/shop/files/103698BXL.jpg?v=1737789563&width=533)