Garage
Shop

8" Car Subwoofers

Shop the best selection of 8-inch car subwoofers and get compact, powerful performance with our 8-inch car subwoofers. Perfect for any car audio setup, these subs pack a punch with deep, dynamic bass in a small package.

Loading...
Filters

Shop the Category

filter-icon Filters & Sort

Cerwin-Vega H8DV2

900W Peak (300W RMS) 8" HED Series 2025 Edition Dual 2-ohm Subwoofer

H8DV2 big
Go to item page Right Arrow Icon of Right Arrow

900W Peak (300W RMS) 8" HED Series 2025 Edition Dual 2-ohm Subwoofer

• Peak Power: 900 watts
• RMS Power: 300 watts
• Reinforced Polypropylene Cone
• Santoprene Rubber Surround

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $131.99
-17% $109.99

Available

Ships in 10-14 days

DS18 SRW8.4

300W Peak (150W RMS) 8" SRW Series Single 4-ohm Shallow Subwoofer

SRW8.4 big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (150W RMS) 8" SRW Series Single 4-ohm Shallow Subwoofer

• Peak Power: 300 watts
• RMS Power: 150 watts
• Impedance: Single 4 ohm
• Paper Cone Material
• Rubber Surround
• Mount depth: 2.95"
• Sensitivity: 86 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $11.20 in rewards to spend later

List price $134.99
-17% $111.95

In stock

Massive Audio Hippo H84XR

2000W Peak (1000W RMS) 8" Hippo Series Dual 4-ohm Subwoofer

H84XR big
Go to item page Right Arrow Icon of Right Arrow

2000W Peak (1000W RMS) 8" Hippo Series Dual 4-ohm Subwoofer

• Peak Power: 2000 watts
• RMS Power: 1000 watts
• Impedance: Dual 4 ohm
• Kevlar Fiber-Enforced Non-Pressed Paper Cone
• Tall and narrow Foam Surround
• Mount depth: 5.9"
• Sensitivity: 84 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $30.00 in rewards to spend later

List price $351.95
-15% $299.99

In stock

Cerwin-Vega H8DV4

900W Peak (300W RMS) 8" HED Series 2025 Edition Dual 4-ohm Subwoofer

H8DV4 big
Go to item page Right Arrow Icon of Right Arrow

900W Peak (300W RMS) 8" HED Series 2025 Edition Dual 4-ohm Subwoofer

• Peak Power: 900 watts
• RMS Power: 300 watts
• Reinforced Polypropylene Cone
• Santoprene Rubber Surround

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $131.99
-17% $109.99

Available

Ships in 10-14 days

Cerwin-Vega VMAX8D4

1000W Peak (500W RMS) 8" VMAXX Series Dual 4-ohm Car Subwoofer

VMAX8D4 big
Go to item page Right Arrow Icon of Right Arrow

1000W Peak (500W RMS) 8" VMAXX Series Dual 4-ohm Car Subwoofer

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Treated Semi-Pressed Pulped Cone
• Treated Foam Surround
• Impedance: Dual 4 ohm
• Mount depth: 4.8"
• Sensitivity: 81.9 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $15.00 in rewards to spend later

List price $191.99
-22% $149.99

In stock

NVX ESW84 (Open Box, Great)

400W Peak (200W RMS) E-Series 8" Single 4-Ohm Car Subwoofer

ESW84 big
Go to item page Right Arrow Icon of Right Arrow

400W Peak (200W RMS) E-Series 8" Single 4-Ohm Car Subwoofer

• Peak Power: 400 watts
• RMS Power: 200 watts
• Impedance: Single 4 ohm
• Enhanced Pressed Paper Cone
• High Roll Foam Surround
• Mount depth: 4.19"
• Sensitivity: 83 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $59.99
-31% $41.39

In stock

Only 2 Left!

• Peak Power: 400 watts
• RMS Power: 200 watts
• Impedance: Single 4 ohm
• Enhanced Pressed Paper Cone
• High Roll Foam Surround
• Mount depth: 4.19"
• Sensitivity: 83 dB

Diamond Audio DES84 (Open Box, Great)

500W Peak (250W RMS) 8" DES Series Dual 4-ohm Car Subwoofer

DES84 big
Go to item page Right Arrow Icon of Right Arrow

500W Peak (250W RMS) 8" DES Series Dual 4-ohm Car Subwoofer

• Peak Power: 500 watts
• RMS Power: 250 watts
• Fiber-Reinforced High Strength Paper Cone
• Impedance: Dual 4 ohm
• Sensitivity: 82.1 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
$239.99

In stock

Only 1 Left!

• Peak Power: 500 watts
• RMS Power: 250 watts
• Fiber-Reinforced High Strength Paper Cone
• Impedance: Dual 4 ohm
• Sensitivity: 82.1 dB

JBL Stadium 82SSI (Like New (Open Box))

1200W Peak (400W RMS) 8” Stadium Series Single 2-or 4-ohm Car Subwoofer

Stadium 82SSI big
Go to item page Right Arrow Icon of Right Arrow

1200W Peak (400W RMS) 8” Stadium Series Single 2-or 4-ohm Car Subwoofer

• Peak Power: 1200 watts
• RMS Power: 400 watts
• Impedance: Single 2 or 4 ohm
• Glass Fiber Cone
• Rubber Surround
• Mount depth: 5.348"
• Sensitivity: 91 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $299.95
-26% $220.96

In stock

Only 1 Left!

• Peak Power: 1200 watts
• RMS Power: 400 watts
• Impedance: Single 2 or 4 ohm
• Glass Fiber Cone
• Rubber Surround
• Mount depth: 5.348"
• Sensitivity: 91 dB

Infinity Kappa 83WDSSI (INFSUBKA83WDSSIAM) (Open Box, Great)

1200W Peak (400W RMS) 8” Kappa Series Single 2-or 4-ohm Car Subwoofer

KAPPA 83WDSSI big
Go to item page Right Arrow Icon of Right Arrow

1200W Peak (400W RMS) 8” Kappa Series Single 2-or 4-ohm Car Subwoofer

• Peak Power: 1200 watts
• RMS Power: 400 watts
• Impedance: Single 2 or 4 ohm
• Glass Fiber Cone
• Rubber Surround
• Mount depth: 5.42"
• Sensitivity: 91 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $289.95
-32% $195.97

In stock

• Peak Power: 1200 watts
• RMS Power: 400 watts
• Impedance: Single 2 or 4 ohm
• Glass Fiber Cone
• Rubber Surround
• Mount depth: 5.42"
• Sensitivity: 91 dB

DS18 SRW8.4D (Open Box, Great)

300W Peak (150W RMS) 8" SRW Series Dual 4-ohm Shallow Car Subwoofer

SRW8.4D big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (150W RMS) 8" SRW Series Dual 4-ohm Shallow Car Subwoofer

• Peak Power: 300 watts
• RMS Power: 150 watts
• Impedance: Dual 4 ohm
• Paper Cone
• Rubber Surround
• Mount depth: 2.95"
• Sensitivity: 86 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $111.95
-30% $78.37

In stock

Only 1 Left!

• Peak Power: 300 watts
• RMS Power: 150 watts
• Impedance: Dual 4 ohm
• Paper Cone
• Rubber Surround
• Mount depth: 2.95"
• Sensitivity: 86 dB

Cerwin Vega VMAX8D4 (Open Box, Great)

1000W Peak (500W RMS) 8” VMAXX Series Dual 4-ohm Subwoofer

VMAX8D4 big
Go to item page Right Arrow Icon of Right Arrow

1000W Peak (500W RMS) 8” VMAXX Series Dual 4-ohm Subwoofer

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Treated Semi-Pressed Pulped Cone
• Impedance: Dual 4 ohm
• Mount depth: 4.80"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $179.99
-42% $104.99

In stock

Only 1 Left!

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Treated Semi-Pressed Pulped Cone
• Impedance: Dual 4 ohm
• Mount depth: 4.80"

Kicker L7X81 (49L7X81) - Pair

800W RMS 8" SoloX Series Dual 1-ohm Subwoofer

49L7X81_2 big
Go to item page Right Arrow Icon of Right Arrow

800W RMS 8" SoloX Series Dual 1-ohm Subwoofer

• RMS Power: 400 - 800 watts
• Impedance: Dual 1 ohm
• Double-pressed pulp Cone
• UV-resistant Santoprene Surround
• Mount depth: 7-15/16"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
1
List price $959.98
-6% $899.98

In stock

• RMS Power: 400 - 800 watts
• Impedance: Dual 1 ohm
• Double-pressed pulp Cone
• UV-resistant Santoprene Surround
• Mount depth: 7-15/16"

NVX VCW84v3 2-Pack

1300 Watt Peak (650W RMS) 8” VC-Series v3 Dual 4-Ohm Car Subwoofer

VCW84v3 (2) big
Go to item page Right Arrow Icon of Right Arrow

1300 Watt Peak (650W RMS) 8” VC-Series v3 Dual 4-Ohm Car Subwoofer

• RMS Power: 650 Watts
• 2.5” 4-Layer High Temperature Black Aluminum Voice coil
• Carbon Fiber Enhanced Non-Pressed Paper Cone
• Custom High Roll foam surround with black nylon stitching
• 124 oz. Triple stacked High Energy ferrite magnet
• Die Cast aluminum vented basket

shipping truck icon Free shipping in USA. Provide zip for delivery date.
16
List price $407.98
-24% $309.98

In stock

• RMS Power: 650 Watts
• 2.5” 4-Layer High Temperature Black Aluminum Voice coil
• Carbon Fiber Enhanced Non-Pressed Paper Cone
• Custom High Roll foam surround with black nylon stitching
• 124 oz. Triple stacked High Energy ferrite magnet
• Die Cast aluminum vented basket

NVX VCW82v3 (VCW82 Version 3) 2-Pack

1300 Watt Peak (650W RMS) 8” VC-Series v3 Dual 2-Ohm Car Subwoofer

VCW82_2 big
Go to item page Right Arrow Icon of Right Arrow

1300 Watt Peak (650W RMS) 8” VC-Series v3 Dual 2-Ohm Car Subwoofer

• RMS Power: 650 Watts
• 2.5” 4-Layer High Temperature Black Aluminum Voice coil
• Carbon Fiber Enhanced Non-Pressed Paper Cone
• Custom High Roll foam surround with black nylon stitching
• 124 oz. Triple stacked High Energy ferrite magnet
• Die Cast aluminum vented basket

shipping truck icon Free shipping in USA. Provide zip for delivery date.
12
List price $407.98
-24% $309.98

In stock

• RMS Power: 650 Watts
• 2.5” 4-Layer High Temperature Black Aluminum Voice coil
• Carbon Fiber Enhanced Non-Pressed Paper Cone
• Custom High Roll foam surround with black nylon stitching
• 124 oz. Triple stacked High Energy ferrite magnet
• Die Cast aluminum vented basket

JL Audio 8W3V3-4 - Pair

250W RMS 8" W3v3 Series Single 4-ohm Car Subwoofer

8W3V34_2 big
Go to item page Right Arrow Icon of Right Arrow

250W RMS 8" W3v3 Series Single 4-ohm Car Subwoofer

• RMS Power: 250 watts
• Impedance: Single 4 ohm
• Mineral-Filled Polypropylene Cone
• Nitrile Butadiene Rubber NBR Surround
• Mount depth: 4.63"
• Sensitivity: 83.24 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
45
$699.98

In stock

• RMS Power: 250 watts
• Impedance: Single 4 ohm
• Mineral-Filled Polypropylene Cone
• Nitrile Butadiene Rubber NBR Surround
• Mount depth: 4.63"
• Sensitivity: 83.24 dB

JL Audio 8W7AE-3 - Pair

500W RMS 8" W7AE Series 3-ohm Car Subwoofer

8W7AE3_2 big
Go to item page Right Arrow Icon of Right Arrow

500W RMS 8" W7AE Series 3-ohm Car Subwoofer


• RMS Power: 500 watts
• Impedance: Single 3 ohm
• Polypropylene Cone
• Polyether Foam Surround
• Mount depth: 6.83"
• Sensitivity: 82.7 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
11
$1,799.98

In stock


• RMS Power: 500 watts
• Impedance: Single 3 ohm
• Polypropylene Cone
• Polyether Foam Surround
• Mount depth: 6.83"
• Sensitivity: 82.7 dB

Lowest price in 30 days

(2) Kicker L7S82 8" 1800w Solobaric L7S Car Audio Subwoofers Solo-baric

(2) 900W Peak (450W RMS) 8" Solo-Baric L7 Series Dual 2 ohm Car Subwoofers Package

44L7S82 2 Pack big
Go to item page Right Arrow Icon of Right Arrow

(2) 900W Peak (450W RMS) 8" Solo-Baric L7 Series Dual 2 ohm Car Subwoofers Package

• Peak Power: 900W
• RMS Power: 450W
• Injection-molded, patented square polypropylene cone
• Ribbed santoprene surround with blue stitching

shipping truck icon Free shipping in USA. Provide zip for delivery date.
1
List price $479.98
-27% $351.92

In stock

• Peak Power: 900W
• RMS Power: 450W
• Injection-molded, patented square polypropylene cone
• Ribbed santoprene surround with blue stitching

Kicker C84 (43C84) - Pair

200W Peak (100W RMS) 8" Comp Series Single 4-ohm Subwoofer

43C84_2 big
Go to item page Right Arrow Icon of Right Arrow

200W Peak (100W RMS) 8" Comp Series Single 4-ohm Subwoofer

• Peak Power: 200 watts
• RMS Power: 100 watts
• Impedance: Single 4 ohm
• Injection Molded Polypropylene Cone
• UV-Resistant Rubber Surround
• Mount depth: 4"
• Sensitivity: 83.6 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $159.80
-13% $139.80

In stock

• Peak Power: 200 watts
• RMS Power: 100 watts
• Impedance: Single 4 ohm
• Injection Molded Polypropylene Cone
• UV-Resistant Rubber Surround
• Mount depth: 4"
• Sensitivity: 83.6 dB

Lowest price in 30 days

Kicker CWCS84 (50CWCS84) - Pair

400W Peak (200W RMS) 8" CompC Series Single 4-ohm Car Subwoofer

50CWCS84_2 big
Go to item page Right Arrow Icon of Right Arrow

400W Peak (200W RMS) 8" CompC Series Single 4-ohm Car Subwoofer

• Peak Power: 400 watts
• RMS Power: 100-200 watts
• Impedance: Single 4 ohm
• Injection Molded Polypropylene Cone
• Ribbed Polyurethane Surround
• Mount depth: 4-3/16"
• Sensitivity: 83.3 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
1
List price $239.98
-33% $159.92

In stock

Only 3 Left!

• Peak Power: 400 watts
• RMS Power: 100-200 watts
• Impedance: Single 4 ohm
• Injection Molded Polypropylene Cone
• Ribbed Polyurethane Surround
• Mount depth: 4-3/16"
• Sensitivity: 83.3 dB

Lowest price in 30 days

Kicker CWCD84 (50CWCD84) - Pair

400W Peak (200W RMS) 8" CompC Series Dual 4-ohm Car Subwoofer

50CWCD84_2 big
Go to item page Right Arrow Icon of Right Arrow

400W Peak (200W RMS) 8" CompC Series Dual 4-ohm Car Subwoofer

• Peak Power: 400 watts
• RMS Power: 100-200 watts
• Impedance: Dual 4 ohm
• Injection Molded Polypropylene Cone
• Ribbed Polyurethane Surround
• Mount depth: 4-3/16"
• Sensitivity: 83.6 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $239.98
-33% $159.92

In stock

Only 2 Left!

• Peak Power: 400 watts
• RMS Power: 100-200 watts
• Impedance: Dual 4 ohm
• Injection Molded Polypropylene Cone
• Ribbed Polyurethane Surround
• Mount depth: 4-3/16"
• Sensitivity: 83.6 dB

Items per page: 20 40 60

    Clear all

    FAQ Frequently asked questions in 8" Car Subwoofers


    8" Car Subwoofers Frequently Asked Questions (FAQ)
    The primary benefit of using an 8"" car subwoofer is its ability to deliver punchy and tight bass without compromising valuable trunk or cabin space. While larger subwoofers might provide deeper bass, an 8"" subwoofer strikes a perfect balance between size and performance. It is ideal for compact cars and vehicles with limited space, where larger subwoofers may not fit. Despite their smaller size, modern 8"" subwoofers are designed with advanced technologies, such as high-quality materials, efficient power handling, and optimized enclosures, to deliver impressive bass response and enhance your audio system's overall sound quality. They are perfect for music enthusiasts who want to experience enhanced bass performance without sacrificing the practicality of their vehicle's interior.
    Yes, you can install an 8"" car subwoofer in a factory audio system. Most factory audio systems lack the low-frequency output needed to reproduce deep bass, and adding an 8"" subwoofer can significantly improve the audio quality. To integrate the subwoofer with a factory system, you'll need a compatible amplifier or an active subwoofer with a built-in amplifier. Additionally, you might require a line output converter (LOC) to connect the subwoofer to the factory head unit. It's essential to use a subwoofer with appropriate power handling and impedance to match the factory system's capabilities. Installing an 8"" subwoofer can bring a new dimension to your car audio experience, delivering richer and more impactful bass that complements your vehicle's factory speakers.
    The type of enclosure best suited for an 8"" car subwoofer depends on your preferences and available space. There are two common types of enclosures: sealed and ported. A sealed enclosure provides tight and accurate bass, making it suitable for music genres that require precision, such as rock and jazz. On the other hand, a ported (vented) enclosure enhances low-end output, providing a boomy and more resonant bass that suits genres like hip-hop and electronic music. However, ported enclosures require more space compared to sealed enclosures. If you have limited space, a compact sealed enclosure can still deliver impressive bass response with a smaller footprint. Ultimately, the best enclosure for your 8"" car subwoofer will depend on your musical preferences, available space, and the type of bass performance you desire.
    Yes, you can install multiple 8"" car subwoofers in your vehicle to create a more robust and impactful bass experience. Adding multiple subwoofers increases the total cone surface area, which results in higher sound pressure levels and improved low-frequency output. Installing two or more 8"" subwoofers in a custom enclosure can also help in distributing bass more evenly throughout the vehicle's interior, eliminating any potential ""dead spots"" where bass response may be weaker. However, adding multiple subwoofers requires careful consideration of amplifier power and impedance matching to ensure proper performance and avoid overloading the amplifier. Additionally, you may need to make modifications to your vehicle's interior or trunk space to accommodate the extra subwoofers and the necessary enclosure.
    Ensuring proper compatibility when choosing an 8"" car subwoofer for your audio system involves considering several factors. First, check the subwoofer's power handling rating to ensure it can handle the power output of your amplifier. The subwoofer's impedance should also match the amplifier's minimum stable load. Additionally, consider the type of enclosure you plan to use and choose a subwoofer that is suitable for that enclosure type (sealed or ported). Pay attention to the subwoofer's sensitivity rating, as higher sensitivity means the subwoofer can produce more sound with less power. Lastly, consider the available space in your vehicle and select a subwoofer that fits comfortably in your desired location. By carefully matching these specifications, you can ensure the 8"" car subwoofer you choose will seamlessly integrate into your audio system and deliver exceptional bass performance.
    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    2012 BMW 3 Series

    2014 Jeep Cherokee

    2003 Chevrolet Astro

    2008 Subaru Forester

    2011 Dodge Caliber

    2009 Dodge Viper

    2004 Cadillac XLR

    1992 Geo Tracker

    2001 Kia Optima

    2015 Nissan Frontier

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon

    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.