ported under seat subwoofer box

Wet Sounds Zero Series 4Ω 12” Subwoofer w/ XZ Black Grille and PORTED-12-ENC 12" Rotomold Ported Enclosure

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofer with REVO 12 XS-W-SS GRILLE V3 - White & Stainless XS Style Grille and PORTED-12-ENC 12"...

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofer with REVO 12 XS-G-SS GRILLE V3 - Gunmetal & Stainless XS Style Grille and PORTED-12-ENC ...

Wet Sounds REVO 12 HP S4 V3 12" High Power 4 Ohm Subwoofer with REVO 12 XS-B-SS GRILLE V3 - Black & Stainless XS Style Grille and PORTED-12-ENC 12"...

Wet Sounds Zero Series 4Ω 12” Subwoofer w/ XZ White Grille and PORTED-12-ENC 12" Rotomold Ported Enclosure

Wet Sounds Zero Series 2Ω 12” Subwoofer w/ XZ White Grille and PORTED-12-ENC 12" Rotomold Ported Enclosure

QPower Dual 10in Ported Subwoofer Enclosure, Behind Seat Car Audio Sub Box Compatible with 2000-2016 Ford F-250 and F-350 Super Duty

MB Quart DS1-254 200 Watt 4 Ohm 10 Inch Shallow Space Saving Slim Subwoofer with 2 Inch Dual Voice Coil for Vehicle Audio Systems, Black

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

Alpine S2-A55V S-Series 5-Channel Amp / Rux Knob & Alpine S2-SB10V 10" Halo S-Series Preloaded Subwoofer Ported Enclosure

Alpine S2-A55V S-Series 5-Channel Amp / Rux Knob & S2-SB12V 12" Halo S-Series Preloaded Subwoofer Ported Enclosure

Alpine S2-A55V S-Series 5-Channel Amplifier & Alpine S2-SB10V 10" Halo S-Series Preloaded Subwoofer Ported Enclosure

Wet Sounds REVO 12 HP S4 V3 - 12" High Power 4 Ohm Subwoofer with REVO 12 ADP XZ-B Grille Kit and PORTED-12-ENC 12" Rotomold Ported Enclosure

QPower Dual 10" Sealed Sub Enclosure Box for Toyota Tacoma Regular Cab 2005-2024

Kicker Solo-Baric L7TDF 8" Loaded Down-Firing Subwoofer Enclosure

MTX 12" 400 Watt RMS Dual Loaded 1200 Watt Car Subwoofer Enclosure Audio with Sub Box, Mono Block & 8-Gauge Amplifier Complete Wiring Installation Kit

Q Power Dual 10 Inch Vented Port Subwoofer Sub Box w/ Bedliner Spray (2 Pack)

Memphis Audio PRXE12DFT Dual 12" LED Loaded Subwoofer Box + PRX800.1V2 800W Mono Amp Bundle w/ 4 Gauge Wiring Kit & LED Controller

Kicker 48TRTP102 Down-Firing 10" CompRT 2-Ohm Subwoofer Enclosure

Alpine S2-SB12V 12" Halo S-Series Preloaded Subwoofer Ported Enclosure with ProLink

Q Power Dual 12" Vented Subwoofer Box, Heavy Duty Extra Large Bass Enclosure

Alpine W12S4 12-inch Single 4 Ohm Subwoofer

SSV Works RZ5-BS10U Polaris RZR PRO 4 Rear Seat 10" Subwoofer Enclosure (UNLOADED)