JL Audio M6-10IB-L-GwSw-4 M6 Luxe Series 10" 250W RMS (500W Peak Power Handling) 4 Ohms, Marine Subwoofer with Satin White Luxe Grille
We are a JL Audio authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!
What's Inside?
- • 10" M6 Luxe Series Marine Subwoofer with Satin White Luxe Grille
- • (1) 10" marine subwoofer
- • Grille (white)
- • (6) 1-1/4" Philips-head screws
- • Grille pry tool
- • Cutout template
- • Owner's Manual
Why Choose JL Audio M6-10IB-L-GwSw-4 Marine Subwoofer?
Powerful Bass for Infinite Baffle Systems
Engineered for infinite baffle use, the M6 10-inch Marine Subwoofer delivers 250W RMS power with a 75-250W amplifier range for deep, powerful bass. With 86.1 dB efficiency and 0.52-inch (13.2mm) Xmax, it ensures crisp, distortion-free sound. Its 4-ohm impedance allows seamless system integration.
Sleek Design and Powerful Sound
Featuring a white trim ring and Luxe grille, the M6 10" Marine Subwoofer offers a sleek, premium look that complements luxury vessels. Its low-profile bezel with a fine mesh grille ensures minimal cabin intrusion while delivering powerful, distortion-free bass. Designed to free smaller speakers from low frequencies, it enhances overall sound clarity and system loudness for an immersive marine audio experience.
Premium Marine Performance and Versatility
For small sealed enclosures, the M6-10W model is the ideal choice. Built to withstand saltwater environments, this subwoofer ensures long-lasting marine performance. Proudly manufactured in JL Audio’s Miramar, Florida facility, it meets the highest standards of quality and durability.
Frequently Asked Questions (FAQ)
- • Why doesn't my JL Audio M6-10IB-L-GwSw-4 produce deep bass like a sealed subwoofer?
The M6-10IB is an infinite-baffle subwoofer and requires a proper free-air installation. Mounting it in an incorrect location can greatly reduce bass output.
- • Can I install this subwoofer in a sealed enclosure?
No. It is specifically engineered for infinite-baffle applications and is not designed for sealed or ported enclosures.
- • Why does my subwoofer bottom out during heavy bass notes?
This is usually caused by amplifier clipping or excessive bass boost. Proper gain adjustment and a subsonic filter can help prevent damage.
- • Why isn't the built-in LED ring lighting up?
The RGB LEDs require a separate lighting circuit or compatible RGB controller. They do not receive power through the speaker terminals.
- • Can I mount the M6-10IB-L-GwSw-4 facing downward?
Yes, provided the mounting surface is strong enough and there is adequate clearance for cone movement.
- • Why do I hear air leaks around the mounting flange?
A warped mounting surface or missing gasket seal is the most common cause. Ensure the subwoofer is mounted evenly and securely.
- • Why do the LED colors not match my other JL Audio speakers?
Different RGB controllers or incorrect wiring can cause color mismatches. Verify all lighting connections and controller settings.
- • Can I use this subwoofer in a pontoon boat?
Yes. It is designed for marine environments and works well in properly designed infinite-baffle installations on pontoons.
- • Why does the bass disappear when I reverse the boat?
Changes in listening position and wave reflections can affect bass perception. Rechecking polarity and DSP tuning can improve consistency.
- • Do I need a dedicated monoblock amplifier for the M6-10IB-L-GwSw-4?
No, but a quality mono amplifier matched to the subwoofer's power rating will provide the best performance and reliability.
Learn how to wire subwoofers

- Diameter : 10 Inch
- Sensitivity : 86.1 dB
- Impedance : 4 Ohm
- RMS Power Range : 250 Watts
- Peak Power Handling : 500 Watts
- Color : White
- Mounting Depth : 6.98 Inches
Features:
- World-Class Performance: Experience deep, smooth, and precise bass that delivers an impressive listening experience whether on your boat or dockside.
- Model Specific: Designed for specialized applications, these subwoofers perform exceptionally in compact enclosures or infinite-baffle installations without a dedicated box.
- Powerfully Efficient: Optimized to work with quality amplification, delivering maximum output with minimal distortion.
- DMA-Optimized Woofers: Proprietary motor, suspension, and cone modeling reduce distortion, enhance transient response, and deliver stellar bass sound quality.
- Real Marine Duty: Built to withstand harsh saltwater environments, ensuring years of reliable performance and fun on the water.
- Transflective™ RGB LED Lighting: Sport models feature patented smooth, reflective lighting that adds style to your marine setup without hot spots.
- Marine-Grade Construction: Constructed with UV-resistant polymer baskets, synthetic rubber surrounds, stainless steel back plates, and marine-grade brass binding posts for long-lasting durability.
- Flexible Installation: Optimized for infinite-baffle mounting, but also works in sealed or ported enclosures for versatile placement.
- Stylish Protection: Includes Luxe-style white mesh grille with magnetic mount for a sleek, finished look while protecting the subwoofer.
- Ideal for American Boaters: Perfect for boats, yachts, and marine enthusiasts who want premium bass performance that stands up to the elements.
Specifications:
- Size: 10-inch
- Impedance: 4 Ohms
- Cone Material: Mica-filled injection-molded polypropylene (IMPP)
- Surround Material: Synthetic rubber
- Basket Material: UV-resistant polymer
- Grille: Luxe-style metal mesh, white
- Free-Air / Infinite Baffle: Yes
- Dual Voice Coil: No
- Sensitivity: 86.1 dB at 1 watt
- Frequency Response: 500 watts
- Max RMS Power Handling: 250 watts
- Top Mount Depth: 6-15/16 inches
- Cutout Diameter: 10-9/16 inches
- Frame Width / Length: 12-9/16 inches
- Vas: 27.75 liters
- Fs: 43.76 Hz
- Qts: 0.84
- Xmax: 13.2 mm
- Warranty: 2 years parts & labor
- Ideal Sealed Box Volume: 2 ft³
- Ideal Ported Box Volume: 2.5 ft³
- Port Diameter: 4 inches
- Port Length: 13.5 inches
- Marine-Grade Testing: UV and salt fog tested to ensure long-term performance in harsh marine environments.
- Power Range: 75–250 watts RMS for flexible amplifier matching.
- DMA-Optimized Motor: Long-excursion design improves bass extension, output, and overall performance.
- Enclosure Recommendation: 2 ft³ sealed or 2.5 ft³ ported box (port: 4" diameter x 13.5" long).
- UPC:
- Weight: 10
- Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for repair within 1 year from the original date of purchase with proper return authorization.