






Rockford Fosgate M2D4-12IB
M2 Series 12" (Black) Marine Subwoofer with Dual 4-ohm Voice Coils and RGB LED Lighting — Optimized for Free-Air Applications
Enjoy a complimentary $75 Installation credit on all Online Orders. Limit one per customer. Terms and Conditions apply.
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The Rockford Fosgate M2D4-12IB 12-inch marine subwoofer is engineered to deliver powerful, deep bass that enhances your on-water audio experience. Built with Rockford Fosgate’s legendary durability, this subwoofer performs in harsh marine environments, ensuring rich, impactful low frequencies that resonate across open waters. Featuring advanced Color Optix™ LED technology in a sleek black design, the M2D4-12IB boosts your boat’s sound system while adding a striking visual element that can be customized to fit any mood or occasion.
Feature | Details |
---|---|
Size | 12 inches |
Impedance | Dual 4 ohms |
Max Power Handling | 1000 watts |
RMS Power Handling | 300 watts |
Frequency Response | 20 Hz – 750 Hz |
Sensitivity | 87.6 dB |
Mounting Depth | 6.9 inches |
LED Lighting | Color Optix™ Multi-color, customizable (controller sold separately) |
Key Features | 12-Inch Marine Subwoofer, Dual 4-Ohm Voice Coils, Color Optix™ LED Lighting, Durable Marine Construction, Sleek Black Design, Easy Installation |
What’s in the Box
- 1 × Rockford Fosgate M2D4-12IB Marine Subwoofer
- Wiring and connectors
- Owner’s Manual

FAQ
Do products purchased from San Diego Car Stereo come with a warranty?
Yes, all products come with a 1-year manufacturer warranty unless otherwise stated. This covers any defects excluding physical damage.
Are these products brand new?
Yes, every product we sell is 100% brand new, unused, and comes in original manufacturer packaging unless clearly marked otherwise.
Do you offer installation services?
Yes, we offer professional installation services at both of our San Diego Car Stereo locations. Our expert technicians have over 50 years of combined experience to install all of your car, marine, or offroad audio needs. Stop by or give us a call to schedule an appointment to get a quote in person.