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Shop 8" subs and get all the bass with with less space. Get your 8" subwoofer at Sonic Electronix!
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8" Car Subwoofers

600W 8" CompR Series Dual 2 ohm Subwoofer

• 600W Peak
• 300W RMS
• Dual 2 Ohm
• Injeced Molded Polypropylene Cone
• Double Stitched Surround
• Ribbed Santoprene Surround
• Spring-Loaded Terminals
• Spiralead Tinsel Leads

VIP Guarantee - FREE 2-Day Shipping,
10% Rewards, Extended Warranty and more!

Save 25% off on 8" Subwoofer Enclosure!

$99.95

IN STOCK

450W 8" Solo-Baric L7 Series Dual 4 ohm Subwoofer

• 900W Peak
• 450W RMS
• Titanium deposit impregnated cone woofer with rolled outer edge
• Santoprene rubber surround
• Highly-efficient UniPlate™ pole-piece/back plate

Free Kicker Subwoofer Grill with Subwoofer Purchase!

$179.95

IN STOCK

200W 8" Comp-D Series Dual 2-Ohm Subwoofer

• 400W Peak
• 200W RMS
• Dual 2-Ohm Voice Coil
• Injection-Molded Polypropylene Cone
• Ribbed Polyurethane Surround
• Large-Diameter Spider
• High-Strength Spiralead Tinsel Leads

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Save 25% off on 8" Subwoofer Enclosure!

$79.95

IN STOCK

225W 8.0" Evolution ZR Series Midbass Driver

• Peak Power: 225W
• RMS Power: 125W
• 4 Ohms
• Mineral-Filled Polypropylene Cone
• Santoprene Surround
• Kapton® Former
• Progressive Roll Spider
• DMA-Optimized Motor System

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10% Rewards, Extended Warranty and more!

$229.99

IN STOCK

200W 8" Comp-D Series Dual 4-Ohm Subwoofer

• 400W Peak
• 200W RMS
• Dual 4-Ohm Voice Coil
• Injection-Molded Polypropylene Cone
• Ribbed Polyurethane Surround
• Large-Diameter Spider
• High-Strength Spiralead Tinsel Leads

VIP Guarantee - FREE 2-Day Shipping,
10% Rewards, Extended Warranty and more!

Save 25% off on 8" Subwoofer Enclosure!

$79.95

IN STOCK

Only 3 Left!

150W 8" Punch Stage 3 Shallow Mount Dual 4-ohm Subwoofer

• 300W Peak
• 150W RMS
• Dual 4-Ohm Voice Coil
• Anodized Aluminum Cone and Dustcap
• M-Roll Santoprene™ Surround

35% Off a Vented Enclosure with Your Subwoofer Purchase!

$129.99

IN STOCK

200W 8" Comp S Series Single 2-Ohm Subwoofer

• 400W Peak
• 200W RMS
• Single 2-Ohm Voice Coil
• Injection-Molded Polypropylene Cone
• Ribbed Polyurethane Surround
• Large-Diameter Spider
• High-Strength Spiralead Tinsel Leads

VIP Guarantee - FREE 2-Day Shipping,
10% Rewards, Extended Warranty and more!

Save 25% off on 8" Subwoofer Enclosure!

$79.95

IN STOCK

Only 2 Left!

250W 8" Mobile Monitor Series Single 4 ohm Marine Certified Car Subwoofer

• 500W Peak
• 250W RMS
• Single 4 ohm
• Polymer Woofer Cones
• Butyl Rubber Surround
• Carbon Composite Basket
• High Temperature Copper Voice Coil

Frequently Bought Together - 10% off Sound Dampening

$109.99

IN STOCK

400W 8" Dual 4-Ohm M-Line Series Car Shallow Mount Subwoofer

• 200W RMS
• 400W Max
• Thermal formed PP Cone & Dust Cap
• UV Rubber Surround
• Stamp-Cast Deep Drawn Steel Basket
• 2" Copper Voice Coils
• Top-mount depth: 2.80"

$109.99

IN STOCK

500W RMS 8" IDQ V.4 Series Dual 2 ohm Car Subwoofer

• Peak Power: 1000W
• RMS Power: 50-500W
• Mica-Reinforced Cone Woofer
• Parabolic Surround

FREE Vented Enclosure with Your Image Dynamics Sub Purchase!

$189.99

IN STOCK

Only 2 Left!

500W RMS 8" 10th Anniversary Edition W7 Series Subwoofer

10th Anniversary Edition
•Satin-Black Powdercoated Baskets
• Bright Anodized Surround Clamp Ring
• Overroll Surround
• W-Cone
• Forced-Air-Cooled Aluminum Alloy Frame
• Radially Cross-Drilled Pole Piece
• Dual Ultra-Long Voice Coils
• Black Powder-Coating

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10% Rewards, Extended Warranty and more!

$499.99

IN STOCK

Only 3 Left!

Power Acoustik RW1-8 240W 8" Subwoofer Driver + Atrend 8SQV Single 8" Vented Enclosure & 12 Gauge 7 Meter (23 Ft) Speaker Wire

• 600W Peak
• 240W RMS
• Single 4 ohm 2" 4-Layer Voice Coil on Aluminum Former
• Polypropylene Cone
• Ribbed Foam Surround
• Nickle Plated 8 Gauge Compression Terminals
• Woven Polypropylene Dust Cap

$84.99

IN STOCK

500W 8" S1 Series Dual 2 ohm Car Subwoofer

• 250W RMS
• 500W Max
• Pressed Paper Pulp Cone
• Double Laminated Foam Surround
• Expanded and Rolled Steel Basket
• Magnet Motor Heatsink with Heat Pump Cooling Technology
• Black Aluminum 4 Layer Voice Coil

$69.95

IN STOCK

Only 2 Left!

$25 eGift Card Included! 8" Single 4 Ohm GS Series Car Subwoofer

• 900W Peak
• 280W RMS
• Single 4 ohm Voice Coil
• Mica-Reinforced Cellular Glass Fiber Cone
• Butyl Rubber Surround
• Honeycomb Design
• 10 AWG Spring Loaded Push Terminals
• Sensitivity: 84 dB

$99.99

IN STOCK

450W 8" Solo-Baric L7 Series Dual 2 ohm Subwoofer

• 900W Peak
• 450W RMS
• Titanium deposit Impregnated Cone Woofer with Rolled Outer Edge
• Santoprene Rubber Surround
• Highly-Efficient UniPlate™ Pole-Piece and Back Plate

VIP Guarantee - FREE 2-Day Shipping,
10% Rewards, Extended Warranty and more!

Free Kicker Subwoofer Grill with Subwoofer Purchase!

$249.95

IN STOCK

Only 1 Left!

500W RMS 8" IDQ V.4 Series Dual 4 ohm Car Subwoofer

• Peak Power: 1000W
• RMS Power: 50-500W
• Mica-Reinforced Cone Woofer
• Parabolic Surround

FREE Vented Enclosure with Your Image Dynamics Sub Purchase!

$189.99

AVAILABLE

Ships at Later Date

300 Watt Single 8" Punch Powered Loaded Enclosure

• Remote bass level control included
• Supports Hi-level (Speaker) / low-level (RCA) inputs
• Includes all power, ground, and turn-on wires
• Includes mounting hardware
• "Closed-loop" design ensures optimum performance between woofer, amplifier and enclosure

$249.99

IN STOCK

Only 1 Left!

300W 8" CompR Series Dual 4 ohm Subwoofer

• Peak Power: 600W, RMS Power: 300W
• Injection-Molded Polypropylene Cone
• Rubber Surround
• Top-Mount Depth: 4-1/8"
• Sensitivity: 82.8 dB
• Built-In Impedance Switch
• Frequency Response: 30-500 Hz

$84.95

IN STOCK

500W 8" S1 Series Dual 4 ohm Car Subwoofer

• 250W RMS
• 500W Max
• Pressed Paper Pulp Cone
• Double Laminated Foam Surround
• Expanded and Rolled Steel Basket
• Magnet Motor Heatsink with Heat Pump Cooling Technology
• Black Aluminum 4 Layer Voice Coil

$69.95

IN STOCK

Only 3 Left!

350W RMS 8" ID V.4 Series Dual 4 ohm Car Subwoofer

• Peak Power: 700W
• RMS Power: 50-350W
• Polypropylene Cone
• Rubber Surround

75% Off a Vented Box with Your Image Dynamics Sub Purchase!

$109.99

IN STOCK

Only 3 Left!

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Related Categories

Car Subwoofer Grills (Grilles)
Make your subs look as great as they sound with stylish and high quality subwoofer grilles! Browse our grilles to find the one that fits your subwoofer size.
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Subwoofer Installation & Accessories
Get the most sound out of your subwoofer with these installation parts designed to make your subwoofer instal easier and sound better. Within this category, you will find box terminals, polyfil, subwoofer boxes, sound damping material, subwoofer grilles, speaker wire, connecters, and many more accessories. For all your installation needs, check out our expansive selection of car subwoofer installation parts.