Car Subwoofers

This product is a vintage Polk model and is not available for sale, but it may still be available in some stores as a closeout or used product. The following text is taken from the original sales brochure for this product and does not reflect current availability. If you happen to have any question or concerns about this product, or any other Polk Audio product, feel free to contact our Customer Service Department at 1-800-377-7655 Monday - Friday, 9am - 5:30pm EST


10 inch component subwoofer

Available Finishes:

Championship Performance

Polk Audio/MOMO High Performance Car Audio Speakers are engineered by Polk Audio with ultra high-tech materials for competition-level performance and durability. They're styled exclusively by MOMO, the world's preeminent designer of racing accessories, to look as good as they sound. And for motor sports enthusiasts the world over, a MOMO product is a charismatic symbol of the finest quality.

When you consider your car an extension of your personality, Polk Audio/MOMO High Performance Car Audio is the perfect synthesis of technology and design.

The second-generation Polk/MOMO subwoofers are the most advanced and highest performing subwoofer drivers Polk has ever offered. They set a new performance standard for their class.

Don't let your MM Series Sub go nekkid! Get an exclusive Polk/MOMO Custom Sub Grille.

Driver Complement

Diameter10" (25.40cm) 
TypeConcave Aluminum-clad, injection-molded ABS cone with rubber surround 


Total Frequency Response20Hz - 200Hz 
Nominal Impedance4 ohms
Efficiency85 dB
Power Handling
Continuous500 watts
Peak1000 watts
Voice Coil
Driver Diameter2" (5.08cm) 
Magnet Weight66.00 pounds

Thiele / Small Parameters

Resonant Frequency32 Hz
Xmax Mechanical1.0 
Recommended EnclosureSealed or Band Pass 
LE2.17 mH
SD346 sq. cm / 53.63 sq. in.  
Driver Weight14.8 pounds


Cut-Out Diameter9 1/4" (23.50cm) 
Driver Mounting Depth
Top Mount5 1/4" (13.34cm) 
Bottom Mount5 5/8" (14.29cm) 
Product Weight (each)14.80 pounds


Speaker Warranty3 Years parts and labor 

Specifications, dimensions and features subject to change without notice. For more information call us at 1-800-377-7655 (USA and Canada). Outside of North America call +1 (410) 358-3600.

MM104 Media

MM104 Literature

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Series Catalogs

MM104 Accessories