18 inch subwoofer cabinets

Memphis Audio MXA12GW 12" MXA Subwoofer Grill, White

Wet Sounds REVO 10 SW-B GRILL Black SW Closed Style Grill for the REVO 10 Inch Marine Subwoofer

Kicker Marine ( 2 Pair ) OEM 6.5" Coaxial Speakers & 10" Marine Subwoofer, Boat Audio Upgrade Bundle

Wet Sounds REVO 10 XS-W-SS GRILL White w/ Stainless XS Open Style Grill for the REVO 10 Inch Marine Subwoofer

Comp 10-inch (25cm) Subwoofer, 4-Ohm, RoHS Compliant bundle

PowerBass SWX-15G - 15" Steel Subwoofer Grill - 3XL

Memphis Audio VIVG10 VIVG 10" VIV Subwoofer Grille

Infinity 1022MLW 10" Marine Subwoofer with RGB Lighting (White)

Comp 15-inch (38cm) Subwoofer, 4-Ohm, RoHS Compliant bundle

JBL Club 1200P Single 12 Inch Loaded Subwoofer Enclosure

Kicker 52VCVR122 CompVR 12" single subwoofer in vented box, 2-ohm

JBL Club 1000P Single 10 Inch Loaded Subwoofer Enclosure

Memphis Audio PRX12FTV Dual 12" Car Subwoofers

Kicker 53KEY2004 Amplifier + 51HS10 Hideaway 10" Powered Subwoofer Bundle

Cerwin-Vega H6TE12SV HED Series 12" Powered Subwoofer Vented Enclosure

Kicker 48DCWR122 CompR 12" dual subwoofers in vented enclosure, 2ohm

Kicker 47KEY5001 Mono Amp + 48TRTP122 12" CompRT Subwoofer Box Bundle

KICKER 48CWRT102 CompRT 10" Shallow Subwoofers, 800W RMS, Pair

Kicker 52CVR104 - CVR10 CompVR 10-Inch (25cm) Subwoofer, DVC, 4-ohm

Kicker 45KM124 12 Inch Marine Subwoofer 4 Ohm White Grill with 47KLSR12 Led Lighted Speaker Ring

Kicker 48DCWR102 CompR 10" dual subwoofers in vented enclosure, 2ohm

Kicker 52CVR124 - CVR12 CompVR 12-Inch (30cm) Subwoofer, DVC, 4-ohm

Kicker 46L7T124 L7T L7-Thin 12-Inch (30cm) Subwoofer, Dual Voice Coil, 4-Ohm, 600 Watt

Memphis Audio MJP1244 MOJO Pro Series 12" Component Subwoofer with Dual 4-ohm Voice Coils