4 hole subwoofer box

Kicker CWCS104 CompC 10" Subwoofer Single Voice Coil 4-Ohm

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

Memphis Audio 2 SRXS1244V 12" Street Reference Dual 4-Ohm Shallow Mount Subwoofers with SRX600.1V Mono 1-ohm 600 Watt Amplifier

Comp 12-inch (30cm) Subwoofer, 4-Ohm, RoHS Compliant

Diamond Audio Two Dmdsh Shallow 12" Dvc 2Ω 200W Rms Subwoofers

Alpine SPV-65X-WRA Front or Rear JK Speaker Upgrade Kit & PWE-S8-WRA 8" Compact Powered Subwoofer System for 2011-Up 4-door Jeep Wrangler

MTX TNE212DV 12-Inch 2000-Watt Max Car Audio Dual Loaded Subwoofer Box Enclosure

Kicker CWCS84 CompC 8" Subwoofer Single Voice Coil 4-Ohm

Pioneer® TS-A301D4 12-In. 1,600-Watt-Max Champion Series Dual-Voice-Coil 4-Ohm Component Subwoofer for Cars and Trucks

Kicker 50CWCS84 CompC 8" Subwoofer Single Voice Coil 4-Ohm

Klipsch Flexus SUB 200 12" Wireless Subwoofer - Black. for Use Only Flexus Sound Bars

Kicker 48CDF124 Comp 12" Subwoofer in Down Firing enclosure, 4-Ohm

Kicker 48CWR84 CompR 8" Subwoofer, DVC, 4-ohm

Hertz HMS 10 S4-LD-G.1 - 10" 4-Ohm Marine Subwoofer with RGB LEDs, Gray Sport Grille

Audison AV-12-D4-II 300MM (12 INCH) 4 Ohm DVC Subwoofer

Alpine PWE-S8 Compact 8-Inch Powered Subwoofer System & KTA-450 4-Channel Power Pack Amplifier Bundle

Alpine 2-R2-W10D4 Next-Generation 10" R-Series Subwoofers with Dual 4-Ohm Voice Coils

Q Power Quad 12 Inch 4-Hole Sealed Subwoofer Box, Heavy Duty MDF Enclosure

Pyle 8 Inch 1600W DVC 4 Ohm Car Audio Subwoofer Speaker Set with 40 Oz Magnet and 1.5 Inch 4 Layer Voice Coil, Black (2 Pack)

Kicker 48CWRT674 CompRT 6.75" Subwoofer, DVC, 4-ohm

iLive 32-inch Bluetooth Soundbar with Wireless Subwoofer, ITBSW222B

12" Marine Subwoofer for Powerful Bass with 600 Watt Peak Power, Water Resistant, 4 Ohm, White

Kicker L7S84 L7S 8" Subwoofer, Dual Voice Coil, 4-Ohm & 52GL78 Grill Bundle