- Mineral-filled polypropylene cone
- Santoprene surround
- Kapton former
- Progressive roll spider
- DMA-Optimized motor system
- 1-3/4" Voice coil
- Ferrite Magnet
- Subwoofers are usually sold as a single unit unless otherwise noted.
*Warranty: Limited 30 Day Onlinecarstereo.com warranty.
Limited 30 Day warranty from Onlinecarstereo.com implies that repairs must be returned to Onlinecarstereo.com, not the manufacturer. More information can be found in our help section under returns & warranties.