10 Best Sq Subwoofer of September 2025

• 12-Inch Dual 2 ohm sq/SPL Car Subwoofer
• Peak Power: 3, 000 Watts | RMS Power: 1, 500 Watts
• 3" High temperature Copper voice Coil | Sensitivity (SPL): 87.1 dB
• Extremely powerful 300 oz ferrite motor | Fs: 32.1 Hz
• Competition Grade Paper Cone with stitched high Roll Foam Surround
• Frequency response: 22 Hz -300 Hz

Skar Audio

• Capable of handling up to 1000-watts RMS power at 2ω.
• Dual 12" vented subwoofer enclosure designed for use in almost any vehicle.
• Constructed using 5/8" MDF and aviation Carpet for durable and long lasting performance.

MTX

• 10-Inch Dual 4-ohm Car Subwoofer
• Peak Power: 1,200 Watts | RMS Power: 600 watts
• 2.5" 4-Layer High Temperature Copper voice Coil
• High Roll Foam Surround and Competition Grade Pressed Paper Cone
• Frequency Response Range: 28 Hz - 300 Hz | Sensitivity: 82.5 dB
• High Flux Ferrite Motor | Advanced Air Flow Cooling Design

Skar Audio

• 15-inch Dual 4 Ohm Competition Grade Car Subwoofer
• Peak Power: 2,500 Watts | RMS Power: 1,250 Watts
• 3" High Temperature Dual 4-ohm Voice Coil with Black Coating
• Competition Grade Paper Cone Stitched to High Roll Foam Surround | Fs: 36 Hz
• Premium Suspension Featuring the EVL Series Signature Red Two Layer Spider
• Deep, Low, Extremely Responsive Bass | Sensitivity: 86.1 dB
• Frequency Response Range: 20 Hz - 250 Hz | Xmax: 23.5 mm (one-way)

Skar Audio

• 🔊 POWERFUL: Packs the serious punch | RMS Power 450W | MAX POWER 900 WATT | Handles More WATTS Than Rated | Produce High Sound Resonance | Best Car Subwoofer | Thunderous Car Audio Subwoofer | Experience Clean Sound without distortions | LOUD BASS | DUAL VOICE COILS | 4Ω (Ohm) Impedance | Handles Tremendous Power at High Volumes |You’ll be BLOWN AWAY | Shipping weight – 15 lbs
• 🔊 HARD-HITTING BASS YOU CRAVE: Delivers serious power with CT’s DOUBLE STACKED FERRITE MAGNET - Y35 Graded, one of the kings in the magnet world | Tremendous Motor/Magnet Force | Beefy Car Subwoofer Speaker | LOOK NO FURTHER, better than more expensive subs in the market | Powerful Bass Subwoofer for Car | Classic Competition Design with NO GIMMICKS
• 🔊 HIGH-QUALITY COMPONENTS: STURDY, Heavy-duty, Stamp Steel Basket Frame | SURROUNDED by High DURABLE RIBBED RUBBER | Beautiful Finish | Double Stitched Competition grade Nylon Fabric Cone | Longer Life Span | Poly-Cotton Blend Spider | Copper Tinsel Lead | 2" Dual, High-temperature Voice Coil | Y35 Graded Double Stacked Ferrite Magnet | 12 Gauge Speaker connector | Cutout diameter: 186MM / 7.3" Overall diameter: 219MM / 8.6" and Mounting Depth: 135MM / 5.3"
• 🔊 FABULOUS SOUND QUALITY: Produces Deep Low Notes with Pinpoint Accuracy | Smooth & Crisp Sound | MUST-HAVE Car Audio Subwoofer | Unique Sound Experience | Pure ROCKING QUALITY | Packs a Serious Punch | Advanced Air Flow Cooling Design | Better Quality Sounds | Best Bang for Your Buck
• 🔊 BEAUTIFUL CRAFTSMANSHIP: Utmost attention to Detail | Top Performance | High-Quality Car Subwoofer Construction |The Power and The Beauty You Seek | Aesthetically Pleasing | Powerful Car Audio Subwoofer | QUALITY - RELIABILITY - PERFORMANCE – AFFORDABILITY | Car Subwoofer

CT Sounds

• 🔊 POWERFUL: Perfect Choice for the Price | Packs a serious punch | RMS Power 800W | MAX POWER 1600 WATT | Handles More WATTS Than Rated – BEAST of Subwoofers | Work-Horse | Produce High Sound Resonance | Best Car Subwoofer | Thunderous Car Audio Subwoofer | Experience Clean Sound without distortions | LOUD BASS | DUAL 2Ω (Ohm) VOICE COIL, Advanced Cooling System | Handles Tremendous Power at High Volumes | You’ll be BLOWN AWAY | Shipping weight – 28 lbs
• 🔊 HARD-HITTING BASS YOU CRAVE: Delivers serious power with TRIPPLE STACKED FERRITE MAGNET - Y35 Graded, one of the kings in the magnet world | Best Car Audio Competition Grade Subwoofer | Tremendous Motor/Magnet Force | Beefy Car Subwoofer | Performs at Peak Levels for Extended Periods | The Most Powerful, Affordable, and Reliable Driver in its Class | LOOK NO FURTHER, better than more expensive subs in the market | Powerful Bass Subwoofer for Car | Classic Competition Design with NO GIMMICKS
• 🔊 HIGH-QUALITY COMPONENTS: STURDY, Heavy-duty, Stamp Steel Basket Frame | SURROUNDED by High DURABLE RIBBED RUBBER | Beautiful Finish | Double Stitched Competition grade Nylon Fabric Cone | Longer Life Span | Poly-Cotton Blend Spider | Copper Tinsel Lead | 2.5" Dual, High-Temperature Voice Coil | Y35 Graded TRIPPLE Stacked Ferrite Magnet | 12 Gauge Speaker connector | Cutout diameter: 186MM / 7.3", Overall diameter: 221MM / 8.7" and Mounting Depth: 168MM / 6.6"
• 🔊 FABULOUS SOUND QUALITY: Produces Deep Low Notes with Pinpoint Accuracy | Smooth & Crisp Sound | MUST-HAVE Car Audio Subwoofer | Unique Sound Experience | Pure ROCKING QUALITY | Packs a Serious Punch | Advanced Air Flow Cooling Design | Better Quality Sounds | World-Class, Industry Leader | Meso is our Best Series of Subs | Best Bang for Your Buck
• 🔊 BEAUTIFUL CRAFTSMANSHIP: Highest-Grade Components | Utmost attention to Detail | Top Performance | High-Quality Car Subwoofer Construction | The Power and The Beauty You Seek | Aesthetically Pleasing | Powerful Car Audio Subwoofer | Conservatively Rated | QUALITY - RELIABILITY - PERFORMANCE – AFFORDABILITY | Car Subwoofer

CT Sounds

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KICKER

• SA-8 V.3 D2 - Sundown Audio 8" 500W RMS Dual 2-Ohm SA Series Subwoofer
• Specifications: DC Resistance (Re): 3.36 Ω | Resonance Frequency (Fs): 38.29 Hz | Equivalent Volume (Vas): 6.88 L | Electrical Q Factor (Qes): 0.324 | Mechanical Q Factor (Qms): 6.310 | Total Q Factor (Qts): 0.309 | Force Factor (BL): 18.94 NA | Moving Mass (incl. Air Load) (Mms): 144 g | Suspension Compliance (Cms): 120 μm/N | Sensitivity: 82.79 dB 1w / 1m
• Box Recommendations: Sealed Enclosure Suggestion: Not Recommended | Ported Enclosure Suggestion: 0.5 - 0.75 cu. ft. @ 35 Hz | Displacement: 0.08 cu. ft. | Depth: 6.625 in |Outside Diameter: 8.375 in | Cutout: 7.375 in

Sundown Audio

• 🔊 POWERFUL: Packs a severe punch | RMS power 600W | MAX power 1200W | Produces high sound resonance | Best car subwoofer | Thunderous car audio subwoofer | Experience clean sound without distortions | Loud bass | Dual voice coils | 4Ω (Ohm) impedance | Handles tremendous power at high volumes | You’ll be blown away | Shipping weight – 20 lbs
• 🔊 HARD-HITTING BASS YOU CRAVE: Delivers serious power with CT’s double stacked ferrite magnet - Y30 Grade, one of the kings in the magnet world | Tremendous motor/magnet force | Beefy car subwoofer speaker | Look no further, better than more expensive subs in the market | Powerful bass subwoofer for car | Classic competition design with no gimmicks
• 🔊 HIGH-QUALITY COMPONENTS: Sturdy, heavy-duty, stamp steel basket frame | Surrounded by high durable treated foam | Beautiful finish | Competition grade cone reinforced with 3% Carbon fiber | Longer life span | Poly-cotton blend spider | Copper tinsel lead | 2.5” dual, high-quality CCA voice coil | 107 Oz Y35 Graded Double Stacked Ferrite Magnet | 12 Gauge Speaker connector | Cutout diameter: 282mm / 11.1”, Overall diameter: 318mm / 12.5” and Mounting depth – 163mm / 6.4”
• 🔊 FABULOUS SOUND QUALITY: Produces deep low notes with pinpoint accuracy | Smooth & crisp sound | Must-have car audio subwoofer | Unique sound experience | Pure rocking quality | Packs a serious punch | Advanced air flow cooling design | Better quality sound | Best bang for your buck | Works great for both, sealed and vented enclosures
• 🔊 BEAUTIFUL CRAFTSMANSHIP: Utmost attention to detail | Top performance | High-quality car subwoofer | The power and the beauty you seek | Aesthetically pleasing | Powerful car audio subwoofer | QUALITY - RELIABILITY - PERFORMANCE – AFFORDABILITY | Car Subwoofer

CT Sounds

• 🔊 POWERFUL: Packs the serious punch | RMS Power 600W | MAX POWER 1200 WATT | Handles More WATTS Than Rated | Produce High Sound Resonance | Best Car Subwoofer | Thunderous Car Audio Subwoofer | Experience Clean Sound without distortions | LOUD BASS | DUAL VOICE COILS | 4Ω (Ohm) Impedance | Handles Tremendous Power at High Volumes |You’ll be BLOWN AWAY
• 🔊 HARD-HITTING BASS YOU CRAVE: Delivers serious power with CT’s DOUBLE STACKED FERRITE MAGNET - Y35 Graded, one of the kings in the magnet world | Tremendous Motor/Magnet Force | Beefy Car Subwoofer Speaker | LOOK NO FURTHER, better than more expensive subs in the market | Powerful Bass Subwoofer for Car | Classic Competition Design with NO GIMMICKS | Shipping weight – 19 lbs
• 🔊 HIGH-QUALITY COMPONENTS: STURDY, Heavy-duty, Stamp Steel Basket Frame | SURROUNDED by High DURABLE TREATED FOAM | Beautiful Finish | Double Stitched Treated, Competition grade Paper Cone - Polypropylene and Nylon Fabric | Longer Life Span | Poly-Cotton Blend Spider | Copper Tinsel Lead | 2.5" Dual, High-temperature Voice Coil | Y35 Graded Double Stacked Ferrite Magnet | 12 Gauge Speaker connector | Cutout diameter: 229MM / 9", Overall diameter: 259MM / 10.2" and Mounting Depth – 150MM / 5.9"
• 🔊 FABULOUS SOUND QUALITY: Produces Deep Low Notes with Pinpoint Accuracy | Smooth & Crisp Sound | MUST-HAVE Car Audio Subwoofer | Unique Sound Experience | Pure ROCKING QUALITY | Packs a Serious Punch | Advanced Air Flow Cooling Design | Better Quality Sounds | Best Bang for Your Buck
• 🔊 BEAUTIFUL CRAFTSMANSHIP: The Power and The Beauty You Seek | Aesthetically Pleasing | Powerful Car Audio Subwoofer | QUALITY - RELIABILITY - PERFORMANCE – AFFORDABILITY | Car Subwoofer

CT Sounds