DOWN4SOUND
Down4Sound offers high-performance car audio products including amplifiers, subwoofers, speakers, DSPs, batteries, wiring accessories, and installation gear.
Built for daily drivers, demo vehicles, marine systems, and competition audio builds, Down4Sound gives enthusiasts the core products needed to build louder, cleaner, and more reliable car audio systems.
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DOWN4SOUND | PRO-FAB BIRCH DIY FLAT PACK - QUAD 6.5-INCH PORTED SUBWOOFER ENCLOSURE KIT
DOWN4SOUND
MSRP: $166.67$133.34Build 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...DIY-PFB-BIRCH-465PMSRP: $166.67$133.34 -
DOWN4SOUND | PRO-FAB BIRCH DIY FLAT PACK - DUAL 8 -INCH PORTED SUBWOOFER ENCLOSURE KIT
DOWN4SOUND
MSRP: $166.67$133.34Down4Sound 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...DIY-PFB-BIRCH-28PMSRP: $166.67$133.34 -
DOWN4SOUND | PRO-FAB - BIRCH - 2X 8-INCH PORTED SUBWOOFER ENCLOSURE - 07-13 GM/CHEVY CREW CAB - NO LIFT
DOWN4SOUND
MSRP: $541.70$366.69Tailored 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...TD4S-PFB-GMT713-880SPMSRP: $541.70$366.69 -
DOWN4SOUND | PRO-FAB - BIRCH - 2X 8-INCH PORTED SUBWOOFER ENCLOSURE - 19-24 GM/CHEVY CREW CAB - NO LIFT
DOWN4SOUND
MSRP: $541.70$366.69Tailored 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...TD4S-PFB-GMT1924-880SPMSRP: $541.70$366.69 -
DOWN4SOUND | JP23 V1.5 ELITE TEAL | 2300W RMS CAR AMPLIFIER
DOWN4SOUND
$275.01 - $316.68JP23 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...JP23v1.5-TL-$275.01 - $316.68 -
DOWN4SOUND | PRO-FAB - BIRCH - 4X 8-INCH PORTED SUBWOOFER ENCLOSURE - 07-13 CHEVY/GM CREW CAB - 2.5-INCH SEAT LIFT REQUIRED
DOWN4SOUND
MSRP: $541.70$366.69Designed specifically for 2007-2013 Chevy/GM Crew Cab trucks, the Down4Sound PRO-FAB (Quad) enclosure is engineered to deliver ground-shaking bass. With four 8-inch subwoofer openings, this ported enclosure is built from premium birch wood and coated...TD4S-PFB-GMT713-480SPMSRP: $541.70$366.69 -
DOWN4SOUND | PRO-FAB - BIRCH - 4X 6.5-INCH PORTED SUBWOOFER ENCLOSURE - 99-07 CHEVY/GMC CREW CAB - BEHIND SEAT
DOWN4SOUND
MSRP: $500.03$391.69Designed specifically for 1999-2007 Chevy/GMC Crew Cab trucks, the Down4Sound PRO-FAB (Quad) enclosure is built to deliver exceptional bass performance. With four 6.5-inch subwoofer openings, this ported enclosure fits perfectly behind the rear seat,...TD4S-PFB-GMT713-465SPMSRP: $500.03$391.69 -
DOWN4SOUND | MM1004 (MINI MAXX) - WHITE GLOSS | 700W RMS MINI | 4 CHANNEL AMPLIFIER
DOWN4SOUND
MSRP: $316.68$158.34Elevate your audio experience with the DOWN4SOUND MM1004 (MINI MAXX) in GLOSS WHITE - a 700W RMS Mini 4-Channel Car Audio Amplifier. This compact and versatile amplifier, finished in a sophisticated Gloss White, is expertly designed...MM1004-WHG-MSRP: $316.68$158.34 -
DOWN4SOUND | MM1500KFD (MINI MAXX) - WHITE GLOSS | 1500W RMS MINI | FULL BRIDGE AMPLIFIER
DOWN4SOUND
$191.67 - $233.34Introducing the Down4Sound MM1500KFD (MINI MAXX) in Gloss White The Down4Sound MM1500KFD (MINI MAXX) is a 1500W RMS Mini Full Range Amplifier crafted to deliver unmatched sound quality across all frequencies. Compact and powerful, this amplifier is...MM1500KFD-WHG-$191.67 - $233.34 -
DOWN4SOUND | MM1000 (MINI MAXX) - WHITE GLOSS | 1000W RMS MINI CAR AUDIO AMPLIFIER
DOWN4SOUND
$158.34 - $183.33Introducing the Down4Sound MM1000 (MINI MAXX) in Gloss White A 1000W RMS Mini Car Audio Amplifier that’s a compact powerhouse of performance. Despite its small size, this amplifier is engineered to deliver deep and resonant bass, making it a...MM1000-WHG-$158.34 - $183.33 -
DOWN4SOUND | MM504 (MINI MAXX) - TEAL | 300W RMS MINI | 4 CHANNEL AMPLIFIER
DOWN4SOUND
$95.83 - $129.15Introducing the DOWN4SOUND MM504 (MINI MAXX) in Teal A sleek and potent 300W RMS 4-Channel Car Audio Amplifier. This elegantly designed compact amplifier is engineered to deliver superior audio performance in a small footprint, making it a perfect choice...MM504-TL-$95.83 - $129.15 -
DOWN4SOUND | MM1002 (MINI MAXX) - TEAL | 350W RMS MINI | 2 CHANNEL AMPLIFIER
DOWN4SOUND
$108.33 - $133.33Experience the Ultimate Sound Quality with the MM1002, Now Available in Teal A compact and dynamic MINI Two-Channel Amplifier, the MM1002 is designed for those who seek to maximize their music's potential. Offering band-passable crossovers X1 & X10...MM1002-TL-$108.33 - $133.33