American Bass HD Series 18" Subwoofer Coil Configuration:Dual 1 Ohm from the advanced PEI dome

from the advanced PEI dome tweeter to the neodymium magnets

8 MOUNTING DEPTH (IN) 7

Low-Pass (LP): 50Hz-500Hz @ 24dB/octave Butterworth

the 8PRO300MB-8 is capable of delivering crystal-clear sound without any distortion

American Bass HD Series 18" Subwoofer Coil Configuration:Dual 1 Ohm from the advanced PEI domeGet ready to shake things up with the HD Series Subwoofers! These ultra heavy duty beauties are built to deliver gut wrenching, earth shaking bass that'll have even the most hardcore audiophiles grinning from ear to ear. But beware the HD Series has enough power to rattle your fillings loose and make your rearview mirrors quiver. Just don't blame us if your windshield ends up in a million pieces (American Bass is not responsible for any accidental