4 hole subwoofer box

SSV Works BR-DS10U Subwoofer Add-On for 2021-2024 Ford Bronco 4-Door

Wet Sounds REVO 10 HP S4 V3 - REVO Series 10" High Power 4 Ohm V3 Subwoofer, Black

Hertz HMS 12 B4-LD-W - 12" 4-Ohm Marine Subwoofer with RGB LEDs, White Grille

SSV Works US-10U Universal 10" Subwoofer Enclosure with 48CWR104 CompR 10" Subwoofer, DVC, 4-ohm 400 Watts RMS

Hertz Mille Legend Series ML-20003 8 inch (200mm) 700 Watt RMS Subwoofer 4-Ohm SVC with Neodymium Magnet

Kicker - Two 10 Inch LED Marine Subwoofers in Charcoal, 2 Ohm Bundle 4 Ohm each

Kicker - Two 10 Inch LED Marine Subwoofers in Silver, 2 Ohm Bundle 4 Ohm each

Hertz HMS 12 S4-LD-SW - 12" 4-Ohm Marine Subwoofer with RGB LEDs, White Sport Grille

Kicker - Two 10 Inch LED Marine Subwoofers in White, 2 Ohm Bundle 4 Ohm each

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

Hertz Dieci Series DS-253 10" (250mm) 250 Watt RMS 4-Ohm SVC Subwoofer

Kicker (2) 46L7T104 L7T L7-Thin 10-Inch (25cm) Subwoofer, Dual Voice Coil, 4-Ohm, 500 Watt w/ Charcoal LED Grill Bundle

Kicker (2) 46L7T124 L7T L7-Thin 12-Inch (30cm) Subwoofer, Dual Voice Coil, 4-Ohm, 600 Watt w/ Charcoal LED Grill & Remote Bundle

Kicker (2) 50CVX104 10" CompVX 4 Ohm Subwoofer & 46QW1220 12AWG 20ft Speaker Wire

Kicker (2) 48CWR154 CompR 15" Subwoofer, DVC, 4-ohm - Includes Grill

Kicker 47KEY2004 4-Channel DSP Smart Amplifier, 4x50W w/ 51HS8 Hideaway Compact Powered Subwoofer Enclosure with 8-Inch Subwoofer HS8 Bundle

Kicker (2) 48CWRT84 CompRT 8" Subwoofer, DVC, 4-ohm w/ Speaker Wire, Grill Bundle

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

Memphis FDBRONTG10PRO Full Range Bronco box, Single 10", Dual 6.5" and Dual 4" Pro Tweeters

Wet Sounds REVO 10 FA S4 V3 - REVO Series 10" Free Air 4 Ohm V3 Subwoofer, Black

Hertz HMS 12 S4-LD-G - 12" 4-Ohm Marine Subwoofer with RGB LEDs, Gray Sport Grille

Wet Sounds REVO 10 High Power S4-B Black 10 Inch 4 Ohm Subwoofer, No Grille

Kicker - Two 12 Inch LED Marine Subwoofers in White, 2 Ohm Bundle 4 Ohm each