Build a powerful bass experience with the Down4Sound PRO-FAB Birch DIY Flat Pack, designed for four 6.5-inch subwoofers. This quad 6.5-inch ported subwoofer enclosure kit is perfect for DIY enthusiasts looking to add serious low-end punch to their setup...

Down4Sound PRO-FAB Birch Flat Pack Dual 8-Inch Ported Subwoofer Enclosure Box - DIY Kit with Precise Dimensions for Superior Bass  Elevate your car audio game with the Down4Sound PRO-FAB Birch Flat Pack Dual 8, a DIY ported subwoofer enclosure kit...

Tailored for the 2007-2013 GM/Chevy Crew Cab, this Down4Sound PRO-FAB enclosure delivers powerful, precise bass with dual 8-inch subwoofer openings. Designed to fit seamlessly under the rear seat without requiring a lift kit, it ensures easy installation...

Tailored specifically for 2019-2024 GM/Chevy Crew Cab models, the Down4Sound PRO-FAB enclosure is designed to provide precise, impactful bass without requiring a seat lift. Featuring dual 8-inch subwoofer openings, this enclosure is crafted from premium...

JP23 v1.5 Elite Teal Amplifier by DOWN4SOUND | 2300W RMS Power Output Passionate masterminds at Down4Sound from Dunnellon, Florida, Las Vegas, Nevada, and South Korea have meticulously designed and engineered the DOWN4SOUND JP23 v1.5 ELITE TEAL Amplifier...

SMD Monoblock Amplifier with VM-1 Voltmeter and Digital LED Lights 8500W RMS at 1-ohm - Steve Meade Designs 1 Channel Subwoofer Monoblock Exclusive SMD Design ~ Class D 1 - 4 Ohm Stable ~ 8500 Watts @ 1 Ohm RMS VM-1 Voltmeter ~ Fans ~...

SMD Monoblock Amplifier with VM-1 Voltmeter and Digital LED Lights 5000W RMS at 1-ohm - Steve Meade Designs 1 Channel Subwoofer Monoblock Exclusive SMD Design ~ Class D 1 - 4 Ohm Stable ~ 5000 Watts @ 1 Ohm RMS VM-1 Voltmeter ~ Fans ~...

SMD 5-Channel Amplifier with VM-1 Voltmeter and Digital LED Lights 4 x 250W at 2-Ohm Class AB + 1 x 1800W at 1-Ohm Class D - Steve Meade Designs 5 Channel Stereo Full Range & Subwoofer Monoblock Exclusive SMD Design ~ Class AB & D(SUB) 1 - 4...

SMD Monoblock Amplifier with VM-1 Voltmeter and Digital LED Lights 3000W RMS at 1-ohm - Steve Meade Designs 1 Channel Subwoofer Monoblock Exclusive SMD Design ~ Class D 1 - 4 Ohm Stable ~ 3000 Watts @ 1 Ohm RMS VM-1 Voltmeter ~ Fans ~...

SMD 4-Channel Class AB Amplifier with VM-1 Voltmeter and Digital LED Lights 4 x 500W at 2-Ohm - Steve Meade Designs 4 Channel Stereo Full Range Exclusive SMD Design ~ Class AB 2 - 4 Ohm Stable ~ 4 X 500 Watts @ 2 Ohms RMS VM-1 Voltmeter ~...

SMD Monoblock Amplifier with VM-1 Voltmeter and Digital LED Lights 2000W RMS at 1-ohm - Steve Meade Designs 1 Channel Subwoofer Monoblock Exclusive SMD Design ~ Class D 1 - 4 Ohm Stable ~ 2000 Watts @ 1 Ohm RMS VM-1 Voltmeter ~ Fans ~...

SMD 4-Channel Class AB Amplifier with VM-1 Voltmeter and Digital LED Lights 4 x 300W at 2-Ohm - Steve Meade Designs 4 Channel Stereo Full Range Exclusive SMD Design ~ Class AB 2 - 4 Ohm Stable ~ 4 X 300 Watts @ 2 Ohms RMS VM-1 Voltmeter ~...