dual 8 inch subwoofer box

Infinity REFERENCE103W 10" (250mm) Component Subwoofer With Switchable 2- Or 4-ohm Impedance

Wet Sounds REVO 12 High Power S4-B Black 12 Inch 4 Ohm Subwoofer, No Grille

Kicker 51MWF104 - MWF 10-Inch Premium Marine Subwoofer (free-air) 4-ohm w/ LED Remote

Wet Sounds REVO 12 FA S4-B Black Free Air 12 Inch 4 Ohm Subwoofer, No Grille

Kicker Marine KPX500.1 Powersports Amp & 12" 4 Ohm Subwoofer Audio Upgrade

Kicker (2) 51MWE104 - MWF 10-Inch Premium Marine Subwoofer (For Enclosures) 4-ohm and 51MWG10W White Grill Bundle

Kicker 12" Ported Comp Subwoofer Enclosure and Amp Bundle ( 43VC124, 47KEY5001 )

Kicker 10 Inch LED Marine Subwoofer (Charcoal) 600 Watt Amplifier Bundle

Wet Sounds REVO10FAS4-B 10" Black Marine Subwoofer with Silver Grill

Kicker 51MWE104 - MWF 10-Inch Premium Marine Subwoofer (For Enclosures) 4-ohm and 51MWG10W White Grill Bundle

Memphis Audio BRMG10 10" High Excursion Subwoofer Grill For Select Subwoofers

Kicker Marine 10" Free Air Subwoofer Package – 45KMF102 with Chrome Grille (41KMW10GCR) + 48PXA3001 Mono Amplifier – DIY Boat Bass Upgrade

Kicker Marine 10" Free Air Subwoofer Package – 45KMF102 with Charcoal Grille (45KMG10C) + 48PXA3001 Mono Amplifier – DIY Boat Bass Upgrade

JVC 10in Marine RGB Subwoofer + Waterproof Mono Amp Bundle

Memphis Audio MJ1512 MOJO 15" 2000W RMS Subwoofer with Selectable 1Ω or 2Ω Impedance

Kicker (2) 51MWF104 - MWF 10-Inch Premium Marine Subwoofer (free-air) 4-ohm and 51MWG10W White Grill Bundle

Focal SUB 12 SLIM 12" Shallow Mount Subwoofer, Single 4-Ohm, 280W RMS - 560 W MAX

Memphis Audio PRXG12 12" Power Reference Subwoofer Grill

Kicker Marine KPX500.1 Powersports Amp & (2) 12" 4 Ohm Subwoofer Audio Upgrade

Kicker (8) OEM 6.5" White Grill Upfittings Popular with Veranda, Godfrey, Bennington Boats

Wet Sounds 10" Free Air Subwoofer + Black Grille for REVO 10” Subwoofer

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofer with PORTED-12-ENC 12" Rotomold Ported Enclosure

Kicker (2) SoloXS 18" 2-Ohm Competition Subwoofers

Kicker 49L7X151 - SoloX L7X 15-Inch (38cm), 3" Coil, Ferrite Competition Subwoofer, 1-Ohm