They wanted it bigger and badder with dual everything, and we feel that goal was crushed. Well, this is a combination of the cone and surround assembly described as the "total effective radiating area".
eBay
300W RMS 8" Punch Series Compact Loaded Amplified Subwoofer. Power Handling (RMS): 300W. Optimized 8" Low Impedance Woofer. Rockford P300-8P. Rockford Fosgate. Punch 8" 300-Watt Powered Enclosure. Subwoofer Specifications.
eBay
Rockford Fosgate. Check out theRockford Fosgate R2SD4-12 Owner's Manual. Check out theRockford Fosgate R2SD4-12 Data Sheet. Unique low profile "inset" design, high excursion woofer. Every subwoofer needs a subwoofer box.
eBay
Check out theRockford Fosgate R2SD4-10 Owner's Manual. Rockford Fosgate. The higher quality of speaker wire that it used for this connection, the better your subwoofer will sound. Woofer Composition Mica Injected Polypropylene - MIPP.
eBay
Power Series T1D415 - 15" T1 4-Ohm DVC Subwoofer. These bad boys have patented VAST technology that increases surface cone area up to 25%. Clean, high tech and ready to set off car alarms, the T1D415 is here!
eBay
Power Series T1D412 - 12" T1 4-Ohm DVC Subwoofer. These bad boys have patented VAST technology that increases surface cone area up to 25% so the T1D212 performs like a much larger woofer over the previous model.
eBay
This is the largest, most powerful subwoofer Rockford Fosgate has ever built! The Power 19" incorporates technologies never before seen in car audio, like the Injection Molded Foam Surround, making the foam strong and durable like a rubberized material.
eBay
Rockford Fosgate Power T1S2-12. 1200W Peak (600W RMS) 12" Power Series Single 2-ohm Shallow Car Subwoofer. 12" Single 1 ohm Power Series Subwoofer. Resonance Frequency (Fs): 37 Hz. Rockford Fosgate. Every subwoofer needs a subwoofer box.
eBay