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DS18
$234.56 $275.95 Save 14%
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Product Description

NXL-8BK Overview

The DS18 HYDRO All Elements Series 8" speakers are engineered for marine, motorsport, ATV, UTV, side-by-side, Jeep, motorcycle, and off-road applications, delivering powerful, crystal-clear audio in any environment.

Model NXL-8BK features a rugged IP65 waterproof design, integrated RGB LED lighting, and UV-stable construction for reliable performance on water, mud, or rough terrain.

Ideal for custom boat stereo systems, off-road sound systems, and any application where durability and sound quality matter.

Features

  • Integrated RGB LED lighting for customizable illumination
  • IP65 marine grade waterproof compliant
  • 100% UV-stable materials for long-lasting outdoor performance
  • High-temp injection-molded composite for extreme durability
  • High-gloss basket with UV coating or ASA grills with UV coating
  • Compatible with DS18 LED-BTC lighting controller
  • Sleek, rugged design engineered for marine and motorsports environments

Technical Specifications

  • Size: 8"
  • RMS Power: 150W
  • Max Power: 450W
  • Magnet Type: Y35 Ferrite Main Magnet & Reverse Neodymium
  • Sensitivity: 93dB at 1 W/m
  • Impedance: 4 Ohm
  • Frequency Response: 45Hz – 23KHz
  • Mounting Depth: 3.11" (79mm)
  • Cut-Out Diameter: 7.09" (180mm)
  • Overall Diameter: 8.58" (218mm)
  • Overall Height: 4.45" (113mm)
  • Tweeter Size: 25mm Titanium Dome PEI Surround
  • Mounting Style: Surface
  • QTY: Pair
  • LED Lighting: Yes

Application & Compatibility

  • Perfect for boats, wake towers, off-road vehicles, ATVs, UTVs, side-by-sides, motorcycles, and Jeep builds
  • Works in wet, dusty, or harsh environments thanks to IP65 waterproof design
  • Compatible with DS18 LED-BTC controller for RGB lighting customization
  • Designed for all-element exposure: UV, moisture, vibration, and extreme temperatures

What’s Included in the Box

  • Pair of DS18 HYDRO 8" speakers (NXL-8BK)
  • Mounting hardware for surface installation
  • Wiring and connectors for LED integration
  • Instruction manual

Warranty & Protection

  • DS18 HYDRO All Elements Series speakers come with a limited manufacturer warranty
  • Engineered to resist UV, water, and extreme temperatures for long-term performance

Why Choose DS18 HYDRO Speakers

  • Deliver loud, clear, high-fidelity sound in extreme conditions
  • Rugged design ensures long-lasting performance on boats, UTVs, ATVs, and outdoor applications
  • Integrated RGB LED adds customizable style to any build
  • Trusted by marine and motorsport enthusiasts for durability and quality audio

Owner's Manual (pdf)

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Warranty
Contact the Manufacturer directly to check your Warranty Information.

Warranties will cover many manufacturing defects or issues with materials and workmanship.
If you experience any problems with your item within the Warranty Period, please contact Manufacturers directly. 

If you need assistance in how to reach the correct Manufacturer, reach out to our customer service team for assistance. 

Have more questions? Visit our FAQs Page to learn more!

Shipping
We offer several shipping options to meet your needs, including standard shipping, expedited shipping, and express shipping.

During checkout, you can select your preferred shipping method and see the estimated delivery times and costs.

Across the board, orders $99+ typically qualify for FREE Shipping. However, exclusions may apply to certain products, like Hazardous Materials, oversized items, and even products that ship directly from Vendors, etc. 

You can read our full Shipping Policy here or even visit our FAQs Page for assistance with quick, common questions.
Support
Need help? Jump into our live chat—look for the icon at the bottom of your screen!

For any other way to connect with us, head over to our Contact page to find the perfect way to reach a Suncoast team member.
Need Professional Installation?
Mobile installation services are available in select Southwest Florida areasContact us to confirm availability.
Let our pros handle the install.

We offer mobile marine installation services for boat owners in our local Southwest Florida service area. From amplifiers and speakers to marine electronics, seating and power systems, and more.. Our technicians come directly to your boat—at the dock, marina, or your home.

✔ Marine electronics & audio installation
✔ Power systems, batteries & chargers
✔ Clean wiring, tuning & system setup and more..
✔ Trusted by local boat owners

For safety, proper alignment, and to avoid damage or warranty issues, we strongly recommend professional installation by a qualified Marine Technician.

Improper installation may void warranties or cause instability.
Call for Installation Help
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