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 | Z SERIES 8" SUBWOOFER | 2000W RMS | 2 OHM
SUNDOWN AUDIO
MSRP: $839.99$699.99Z -Series 8" D1/D2 (4000w Peak / 2000w RMS)SW-Z8D2MSRP: $839.99$699.99 -
SUNDOWN AUDIO | Z SERIES 8" SUBWOOFER | 2000W RMS | 1 OHM
SUNDOWN AUDIO
MSRP: $839.99$699.99Z -Series 8" D1/D2 (4000w Peak / 2000w RMS)SW-Z8D1MSRP: $839.99$699.99 -
DOWN4SOUND | SB 8" SUBWOOFER | 500W RMS | D2
DOWN4SOUND
MSRP: $339.98$114.99Unleash the power of precise bass performance with the DOWN4SOUND SB-8 Subwoofer, crafted for car audio enthusiasts who value clean, impactful sound in a compact footprint. Featuring a dual 2-ohm voice coil configuration and true 500W RMS power...SB8D2MSRP: $339.98$114.99 -
DOWN4SOUND | SB 8" SUBWOOFER | 500W RMS | D4
DOWN4SOUND
MSRP: $339.98$114.99Experience compact yet powerful bass performance with the DOWN4SOUND SB-8 Subwoofer, designed for car audio enthusiasts who demand clean and impactful sound in a smaller footprint. Featuring a dual 4-ohm voice coil configuration and true 500W RMS power...SB8D4MSRP: $339.98$114.99 -
DOWN4SOUND | DBZ 8" SUBWOOFER | 700W RMS | D4
DOWN4SOUND
MSRP: $339.98$199.99The DOWN4SOUND DBz-8 D4 is the ultimate budget banger designed to deliver exceptional performance and value. With a true 700W RMS power rating, this subwoofer provides big, punchy bass without the big price tag. Featuring a dual 4-ohm voice coil...DBz8D4MSRP: $339.98$199.99 -
DOWN4SOUND | DBZ 8" SUBWOOFER | 700W RMS | D2
DOWN4SOUND
MSRP: $339.98$199.99The DOWN4SOUND DBz-8 D2 is engineered for listeners who want powerful, precise, and affordable low-frequency performance in a compact footprint. Featuring a high-efficiency motor design, extended mechanical throw, and a real carbon fiber dustcap, the...DBz8D2MSRP: $339.98$199.99 -
SUNDOWN AUDIO | X8 V.4 8" SUBWOOFER D2 | 1250W RMS - 2 OHM
SUNDOWN AUDIO
$399.99**Product Listing: SUNDOWN AUDIO X8 v.4 8" Subwoofer D2 | 1000W RMS - 2 OHM** Experience the incredible power and precision of the SUNDOWN AUDIO X8 v.4 8" Subwoofer D2. This version of the popular X8 v.4 subwoofer comes with a Dual 2-ohm voice coil...SW-XV48D2$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
SUNDOWN AUDIO | X8 V.4 8" SUBWOOFER D4 | 1250W RMS | 4 OHM
SUNDOWN AUDIO
$399.99Introducing the SUNDOWN AUDIO X8 v.4 8" Subwoofer D4, a powerful and high-performance audio solution that will take your car audio experience to the next level. This subwoofer boasts significant improvements over its predecessor, the v3, ensuring...SW-XV48D4$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
SUNDOWN AUDIO | U SERIES V1 8" | 750W RMS | D4
SUNDOWN AUDIO
$349.99Sundown Audio U8 D4 Subwoofer: The Sundown Audio, U series 8-inch Dual 4 Ohm Subwoofer Down4Sounds Top Pick for 8's. The Sundown U8 is a conserve rating at 600 watts of power; these subwoofers can take the heat; they are also very musical and built like...SW-UV18D4$349.99 -
SUNDOWN AUDIO | SA V3 8" SUBWOOFER | 600W RMS | D4
SUNDOWN AUDIO
$299.99Sundown Audio 8 inch SA Series V3 D4 Subwoofer: The Sundown Audio SA 8 v.3 represents the pinnacle of low distortion ported box 8-inch subwoofer technology. Every piece of the SA-8 v.3 has been custom-tooled with the utmost performance and lowest...SW-SAV38D4$299.99Qty in Cart: 0Quantity:Price:$299.99Subtotal: -
SUNDOWN AUDIO | SA V3 8" SUBWOOFER | 600W RMS | D2
SUNDOWN AUDIO
$299.99Sundown Audio 8 inch SA Series V3 Subwoofer: The Sundown Audio SA 8 v.3 represents the pinnacle of low distortion ported box 8-inch subwoofer technology. Every piece of the SA-8 v.3 has been custom-tooled with the utmost performance and lowest...SW-SAV38D2$299.99Qty in Cart: 0Quantity:Price:$299.99Subtotal: