JL Audio Bass boxes and why they are cool!

Enclosed Subwoofer System with Single 12W0v3-4 Subwoofer Driver, Dark Gray Carpet - Ported Enclosure This powerful slot-ported BassWedge™

Enclosed Subwoofer System with Single 10W0v3-4 Subwoofer, Dark Gray Carpet - Ported Enclosure This powerful slot-ported BassWedge™ subwoofer

jl audio slot ported basswedge 10 slot-ported enclosure with two 10 W0v3 subwoofers; 58 medium density fiberboard construction covered with dark gray carpet; 2-ohm impedance; power handling:

jlbet slot JL Audio Basswedge 12 Car Subwoofer Review & Demo