SUBWOOFERS
Shop car audio subwoofers for daily driver systems, sound-quality builds, high-output SPL systems, competition setups, and complete car audio upgrades. Browse 6.5-inch, 8-inch, 10-inch, 12-inch, 15-inch, and 18-inch subwoofers across a wide range of power levels, voice-coil configurations, enclosure types, and system goals.
Whether you are upgrading factory bass, building a sealed or ported enclosure, adding deep low-frequency output, or designing a competition-level system, the right car subwoofer delivers the output, power handling, durability, and sound quality needed to maximize system performance.
Explore high-performance subwoofers from Down4Sound, Sundown Audio, DC Audio, Incriminator Audio, and other leading car audio brands.
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SUNDOWN AUDIO | XV4 15 INCH SUBWOOFER D2 | 3000W RMS SUBWOOFER
SUNDOWN AUDIO
$849.99The Sundown Audio XV4 15″ Subwoofer delivers the ultimate low-frequency experience for serious bass lovers. Built with the advanced X v.4 coil design, this subwoofer offers extreme power handling and consistent performance under...SW-XV415D2$849.99 -
SUNDOWN AUDIO | XV4 15 INCH SUBWOOFER D1 | 3000W RMS SUBWOOFER
SUNDOWN AUDIO
$849.99The Sundown Audio XV4 15″ Subwoofer delivers the ultimate low-frequency experience for serious bass lovers. Built with the advanced X v.4 coil design, this subwoofer offers extreme power handling and consistent performance under...SW-XV415D1$849.99Qty in Cart: 0Quantity:Price:$849.99Subtotal: -
DOWN4SOUND | TCX 15" SUBWOOFER | 2700W RMS | D2
DOWN4SOUND
$949.99The DOWN4SOUND TCX 15” Subwoofer D2 is engineered for high-performance bass with long-lasting durability. Whether you’re building a street banger or a full demo wall, the TCX-15 D2 delivers aggressive output with clean, deep low-frequency...TCX15D2$949.99 -
DOWN4SOUND | TCX 15" SUBWOOFER | 2700W RMS | D1
DOWN4SOUND
$949.99The DOWN4SOUND TCX 15” Subwoofer D1 is engineered for high-performance bass with long-lasting durability. Whether you’re building a street banger or a full demo wall, the TCX-15 D1 delivers aggressive output with clean, deep...TCX15D1$949.99 -
SUNDOWN AUDIO | ZV7 | 15 " SUBWOOFER D1 | 3500W RMS
SUNDOWN AUDIO
MSRP: $1,559.99$1,364.99The Z v.7 is the third step up in Sundown's 2025 "ultra-high excursion" sub-woofer lineup after the M and X v.4 series. All models (12,15,18) feature our custom tooled and patented frames (US Patent Numbers D691597, D691598, and D741841) –...SW-ZV715D1MSRP: $1,559.99$1,364.99Qty in Cart: 0Quantity:Price:MSRP: $1,559.99$1,364.99Subtotal: -
SUNDOWN AUDIO | ZV7 | 15 " SUBWOOFER D2 | 3500W RMS
SUNDOWN AUDIO
MSRP: $1,559.99$1,364.99The Z v.7 is the third step up in Sundown's 2025 "ultra-high excursion" sub-woofer lineup after the M and X v.4 series. All models (12,15,18) feature our custom tooled and patented frames (US Patent Numbers D691597, D691598, and D741841) –...SW-ZV715D2MSRP: $1,559.99$1,364.99Qty in Cart: 0Quantity:Price:MSRP: $1,559.99$1,364.99Subtotal: -
SUNDOWN AUDIO | M SERIES 15" SUBWOOFER | 2000W RMS | 2 OHM
SUNDOWN AUDIO
MSRP: $791.99$659.994000w Peak / 2000w RMS Available in Dual 1 and Dual 2 Ohm Configurations Mega Roll Surround and Frame Etched All Black Backplate Quad Stack Magnet Structure Specifications RE (Ohms) 2.1 4.11 FS (Hz) 28.187 28...SW-M15D2MSRP: $791.99$659.99Qty in Cart: 0Quantity:Price:MSRP: $791.99$659.99Subtotal: -
SUNDOWN AUDIO | M SERIES 15" SUBWOOFER | 2000W RMS | 1 OHM
SUNDOWN AUDIO
MSRP: $791.99$659.994000w Peak / 2000w RMS Available in Dual 1 and Dual 2 Ohm Configurations Mega Roll Surround and Frame Etched All Black Backplate Quad Stack Magnet Structure Specifications RE (Ohms) 2.1 4.11 FS (Hz) 28.187 28...SW-M15D1MSRP: $791.99$659.99Qty in Cart: 0Quantity:Price:MSRP: $791.99$659.99Subtotal: -
$449.99 -
SUNDOWN AUDIO | SA 15 (CLASSIC) 15" D2 SUBWOOFER | 1000W RMS - 2 OHM
SUNDOWN AUDIO
MSRP: $358.80$349.99RMS 750 watts Dual 2 or 4 ohm voice coils Optimized for small ported, sealed, & band-pass enclosures Large aluminum Faraday ring for smooth acoustic response High strength cast aluminum frame Low distortion motor construction High-temperature...SW-SACL15D2MSRP: $358.80$349.99 -
SUNDOWN AUDIO | SA 15 (CLASSIC) 15" D4 SUBWOOFER | 1000W RMS | 4 OHM
SUNDOWN AUDIO
MSRP: $358.80$349.99RMS 750 watts Dual 2 or 4 ohm voice coils Optimized for small ported, sealed, & band-pass enclosures Large aluminum Faraday ring for smooth acoustic response High strength cast aluminum frame Low distortion motor construction High-temperature...SW-SACL15D4MSRP: $358.80$349.99 -
DOWN4SOUND | SB 15" SUBWOOFER| 500W RMS | D2
DOWN4SOUND
MSRP: $199.99$189.99Elevate your car audio system with the DOWN4SOUND SB-15 Subwoofer, crafted to deliver deep, precise bass and exceptional clarity. Designed with a dual 2-ohm voice coil configuration and 500W RMS power handling, this subwoofer is built for...SB15D2MSRP: $199.99$189.99