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Table of Contents
- 1 Best K9 Subwoofer Reviews
- 2 Offers and Discounts
- 3 Cheap K9 Subwoofer
- 4 Buy K9 Subwoofer Online
- 4.1 Rockville W12K9D2 12" 4000w Peak Car Audio Subwoofer Dual 2-Ohm Sub 1000w RMS CEA Rated
- 4.2 (2) Rockville W10K9D4 10" 6400 Watt Car Audio Subwoofers Dual 4-Ohm Subs
- 4.3 American Bass USA XFL 1244 2000W Max Dual 4Ω 12" Subwoofer
- 4.4 (2) Rockville W15K9D4 15" 10,000w Car Subwoofers Dual 4-Ohm Subs CEA Compliant
- 4.5 Rockville W15K6D4 V2 15" 4000w Car Audio Subwoofer Dual 4-Ohm Sub CEA Compliant
- 4.6 Rockville RV12.1C 600w 12" Loaded Car Subwoofer Enclosure+Mono Amplifier+Amp Kit
- 4.7 Skar Audio DDX-12 D4 12" 1500 Watt Max Power Dual 4 Ohm Car Subwoofer
- 4.8 (2) Rockville W12K6D2 V2 12" 4800 Watt Car Audio Subwoofers Dual 2-Ohm Subs
- 4.9 (2) Rockville W10K9D2 10" 6400 Watt Car Audio Subwoofers Dual 2-Ohm Subs
- 4.10 GS Power 8 inch Bar Grille for Subwoofer & Speaker in Chrome Silver or Matte Black Finish (1 pc). Also Available in 10 & 12”
- 5 Best K9 Subwoofer 2022
Best K9 Subwoofer Reviews
Offers and Discounts
If you are looking for cheap K9 Subwoofer, here we will post any offer that we find:
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Cheap K9 Subwoofer
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Buy K9 Subwoofer Online
Rockville W12K9D2 12" 4000w Peak Car Audio Subwoofer Dual 2-Ohm Sub 1000w RMS CEA Rated
- Rockville W12K9D2 K9 Series 12" Dual 2-Ohm Car Subwoofer. Peak Power Handling: 4000 Watts. Program Power Handling: 2000 Watts. CEA Rated RMS Power Handling: 1000 Watts.
- 3" 4-Layer Black Aluminum Voice Coils Wound with OFC (100% Copper) Wire Made in Japan. The CCAW Wire we use is made in Japan. It is one of the most important components to make the sub high quality and last longer.
- Double Stacked 190 Oz High Quality Magnet. Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient And Lighter Weight. Black Non-Pressed Paper Cone With Beautiful Finish.
- Our cones are ultra-stiff. They are thicker and stronger than other subs on the market making our subs able to handle more power. Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion.
- Red Stitching Cone Reinforcement Ensures Long Life. Polypropylene (PP) Dustcap. Impedance: Dual 2-Ohm Voice Coils. Vented Hole on T-yoke Enhances Heat Dissipation.
- Special Custom Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet. Custom Rockville Mounting Gasket Looks Beautiful and Makes it Easy To Mount the Subwoofer Air-Tight.
$119.95
Buy on Amazon(2) Rockville W10K9D4 10" 6400 Watt Car Audio Subwoofers Dual 4-Ohm Subs
- Rockville W10K9D4 K9 Series 10" Dual 4-Ohm Car Subwoofer. Peak Power Handling: 3200 Watts. Program Power Handling: 1600 Watts. CEA Rated RMS Power Handling: 800 Watts. 3" 4-Layer Black Aluminum Voice Coils Wound with OFC Wire Made in USA. This voice coil is stable up to 240 degrees celcius! The voice coil windings are made in the USA. Double Stacked 164 Oz High Quality Magnet. Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient And Lighter Weight
- Two Chrome-Plated Binding Post Terminals. Black Non-Pressed Paper Cone With Beautiful Finish. Our cones are ultra-stiff. They are thicker and stronger than other subs on the market making our subs able to handle more power.. Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion. Red Stitching Cone Reinforcement Ensures Long Life. New Ultra-stiff PolyPropylene (PP) Dustcap. Impedance: Dual 4-Ohm Voice Coils. Vented Hole on T-yoke Enhances Heat Dissipation
- Special Custom Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet. Custom Rockville Mounting Gasket Looks Beautiful and Makes it Easy To Mount the Subwoofer Air-Tight. High BL Magnetic Motor Gap. We use the highest grade black glue that handles extremely high temperatures which allows our woofer to handle even more power than they are rated. Nomex Spider provides tear resistance, strength and long-term reliability over regular cotton and poly cotton spiders
- Cutout Diameter: 9.37 inches. Mounting Depth: 6.3 inches. Frequency Response: 33 Hz - 1.5K kHz. 10mm T-Yoke + 10mm Washer. Sensitivity: 83dB. Sealed Enclosure Volume: 0.55 0.95 Cubic Feet. Vented/Ported Enclosure Volume: 1.2 1.8 Cubic Feet. Xmax is 27MM.. Weight: 27.55 Lbs.. Shipping Weight: 30.85 Lbs.. Shipping Box Dimensions: 13.58" x 13.58" x 12.6" Inches. XMAX: 26 MM. Detailed Info: Body: Non-Pressed Paper. Gap Plate Inside Diameter: 95mm (3.74 inches)
- Gap Plate Outside Diameter: 190mm (7.5 inches). Gap Plate Thickness: 25mm (1 inch). Yoke Outside Diameter: 180mm (7.1 inches). Yoke Thickness: 10mm (0.4 inches). Yoke Pole Diameter: 75mm (3 inches)
$194.95
Buy on AmazonAmerican Bass USA XFL 1244 2000W Max Dual 4Ω 12" Subwoofer
- 1000-watt(1000W) RMS/2000-watt(2000W) Max. 7.6 " mounting depth Dual 4 ohm 3" voice coils
- DIE CAST ALUMINUM BASKET CARBON-KEVLAR ENFORCED NONPRESS PAPER CONE NT MULITLAYER HIGH DENSITY FOAM SURROUND TRIPLE STACKED 220 oz. MAGNETS
- Multi pieces of new comex spiders cooling pump motor design uni-rubber gasket and rubber magnet boot
$218.30
Buy on Amazon(2) Rockville W15K9D4 15" 10,000w Car Subwoofers Dual 4-Ohm Subs CEA Compliant
- Rockville W15K9D4 K9 Series 15" Dual 4-Ohm Car Subwoofer. Peak Power Handling5000 Watts. Program Power Handling2500 Watts. CEA Rated RMS Power Handling1250 Watts. 3" 4-Layer Black Aluminum Voice Coils Wound with OFC Wire Made in USA. This voice coil is stable up to 240 degrees celcius! The voice coil windings are made in the USA!. Double Stacked 190 Oz High Quality Magnet. Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient And Lighter Weight
- Two Chrome-Plated Binding Post Terminals. Black Non-Pressed Paper Cone With Beautiful Finish. Our cones are ultra-stiff. They are thicker and stronger than other subs on the market making our subs able to handle more power.. ThickFoam Surround Provides Incredible Sound Quality With Minimal Distortion. Red Stitching Cone Reinforcement Ensures Long Life. New Ultra-stiff PolyPropylene (PP) Dustcap. Impedance: Dual 4-Ohm Voice Coils. Vented Hole on T-yoke Enhances Heat Dissipation
- Special Custom Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet. Custom Rockville Mounting Gasket Looks Beautiful and Makes it Easy To Mount the Subwoofer Air-Tight. High BL Magnetic Motor Gap. We use the highest grade black glue that handles extremely high temperatures which allows our woofer to handle even more power than they are rated. Nomex Spider provides tear resistance, strength and long-term reliability over regular cotton and poly cotton spiders
- Cutout Diameter: 14.09 inches. Mounting Depth: 8.23 inches. Frequency Response: 32 Hz - 1.5K kHz. 10mm T-Yoke + 10mm Washer. Sensitivity: 87.9dB. Sealed Enclosure Volume:1.7 2.9 Cubic Feet. Vented/Ported Enclosure Volume:2.7 3.85 Cubic Feet. XMAX is 30mm. Weight: 34.17 Lbs.. Shipping Weight: 38.58 Lbs.. Shipping Box Dimensions: 17.72" x 17.72" x 12.4" Inches. XMAX: 30MM. Detailed Info: Body: Non-Pressed Paper. Gap Plate Inside Diameter: 95mm (3.74 inches)
- Gap Plate Outside Diameter: 190mm (7.5 inches). Gap Plate Thickness: 25mm (1 inch). Yoke Outside Diameter: 180mm (7.1 inches). Yoke Thickness: 10mm (0.4 inches). Yoke Pole Diameter: 75mm (3 inches)
$264.95
Buy on AmazonRockville W15K6D4 V2 15" 4000w Car Audio Subwoofer Dual 4-Ohm Sub CEA Compliant
- Rockville W15K6D4 V2 K6 Series 15" Dual 4-Ohm Car Subwoofer. Peak Power Handling: 4000 Watts. Program Power Handling: 2000 Watts. CEA Rated RMS Power Handling: 1000 Watts.
- 3" 4-Layer Black Aluminum Voice Coils Wound with OFC (100% Copper) Wire. The wire we use is made in the USA! It is one of the most important components to make the sub high quality and last longer.
- Double Stacked 112 Oz High Quality Magnet. Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient. Fiber Reinforced Ultra Stiff Black Non-Pressed Paper Cone.
- Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion. Red Stitching Cone Reinforcement Ensures Long Life. Polypropylene (PP) Dustcap.
- Two Chrome-Plated Binding Post Terminals - These are the best terminals on the market and they accept any gauge wire. Impedance: Dual 4-Ohm Voice Coils.
- Vented Hole on T-yoke Enhances Heat Dissipation. Special Custom Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet.
$114.95
Buy on AmazonRockville RV12.1C 600w 12" Loaded Car Subwoofer Enclosure+Mono Amplifier+Amp Kit
- Rockville RV12. 1C 600w 12" Loaded Car Subwoofer Enclosure+Mono Amplifier+Amp Kit
- Rockville RV12. 1C Single 12” Bass Enclosure System With matching Mono Block Amplifier. 600 Watts Peak Power / 200 Watts RMS CEA-2031 Rating. Single 12” Bass Enclosure System with matching Mono Block Amplifier. Quasi Transmission Line Cabinet Design. Bonded, Stapled and Braced 3/5" MDF Cabinet.
- Computer Designed, Under-Side Bass Reflex, Aero-Port System. Angled at 15% for near perfect in vehicle bass alignment. Exterior: Logo embroidered high quality aviation grade tweed carpet. Mono, gold-plated push style, speaker terminal. High-Power, High-Efficiency 12" Subwoofer. Injection Molded, Talc Filled, Brushed Polypropylene Cone
- 1200 Watts Peak Power. Power Output: 200 Watts RMS CEA-2006 Power @ 4-ohm and 97dBA (Reference: 1Watt into 4 ohms). Frequency Response: 15Hz - 20KHz (-3dB). RMS Power: 400 Watts @ 2 ohms. 4 Ohm Mono-Block Class A/B.
- High Speed MosFET Power Supply with 50 Volt Rail. BiPolar Audio Transistor Output Section. RCA Line Input. RCA Line Output - Full Range. High Level Speaker Line Input. OEM Integration Auto-Start Turn On Circuitry. Dashboard Bass Remote Control with Cable
Skar Audio DDX-12 D4 12" 1500 Watt Max Power Dual 4 Ohm Car Subwoofer
- 12-inch Dual 4 Ohm Competition Grade Car Subwoofer
- Peak Power: 1,500 Watts | RMS Power: 1,000 Watts
- Massive Double Stack Magnet & High Temperature 2.5" Copper Voice Coil
- Competition Grade Paper Cone Stitched to High Roll Foam Surround
- Advanced Air Flow Cooling Design | Fs: 34.2 Hz
- Frequency Response Range: 25 Hz - 250 Hz | Sensitivity (SPL): 87.7 dB
(2) Rockville W12K6D2 V2 12" 4800 Watt Car Audio Subwoofers Dual 2-Ohm Subs
- Features of W12K6D2: Rockville W12K6D2 V2 K6 Series 12" Dual 2-Ohm Car Subwoofer, Peak Power Handling: 2400 Watts, Program Power Handling: 1200 Watts , CEA Rated RMS Power Handling: 600 Watts , 2.5" 4-Layer Black Aluminum Voice Coils Wound with OFC (100% Copper) Wire, The wire we use is made in the USA! It is one of the most important components to make the sub high quality and last longer
- Double Stacked 100 Oz High Quality Magnet, Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient, Fiber Reinforced Ultra Stiff Black Non-Pressed Paper Cone, Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion, Red Stitching Cone Reinforcement Ensures Long Life, Polypropylene (PP) Dustcap
- Two Chrome-Plated Binding Post Terminals - These are the best terminals on the market and they accept any gauge wire, Impedance: Dual 2-Ohm Voice Coils, Vented Hole on T-yoke Enhances Heat Dissipation, Special Custom Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet, Custom Rockville Mounting Gasket Looks Beautiful and Makes it Easy To Mount the Subwoofer Air-Tight
- High BL Magnetic Motor Gap, We use the highest grade black glue that handles extremely high temperatures which allows our woofer to handle even more power than they are rated, Cutout Diameter: 11.125” inches, Mounting Depth: 5.75” inches, Frequency Response: 27 Hz - 1.5K kHz, 8mm T-Yoke + 8mm Washer, Sensitivity: 85dB, Sealed Enclosure Volume: 1.0 - 1.5 Cubic Feet
- Vented/Ported Enclosure Volume: 1.65 - 2.5 Cubic Feet, Weight: 17.64 Lbs., Shipping Weight: 22.05 Lbs., Shipping Box Dimensions: 15.75" x 15.75" x 13.6" Inches, XMAX:22 MM (One way)
$164.95
Buy on Amazon(2) Rockville W10K9D2 10" 6400 Watt Car Audio Subwoofers Dual 2-Ohm Subs
- Rockville W10K9D2 K9 Series 10" Dual 2-Ohm Car Subwoofer. Peak Power Handling3200 Watts. Program Power Handling1600 Watts. CEA Rated RMS Power Handling800 Watts. 3" 4-Layer Black Aluminum Voice Coils Wound with OFC Wire Made in USA. This voice coil is stable up to 240 degrees celcius! The voice coil windings are made in the USA. Double Stacked 164 Oz High Quality Magnet. Cast Aluminum Basket With Black Sanded Finish Makes This Sub Very Efficient And Lighter Weight
- Two Chrome-Plated Binding Post Terminals. Black Non-Pressed Paper Cone With Beautiful Finish. Our cones are ultra-stiff. They are thicker and stronger than other subs on the market making our subs able to handle more power.. Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion. Red Stitching Cone Reinforcement Ensures Long Life. New Ultra-stiff PolyPropylene (PP) Dustcap. Impedance: Dual 2-Ohm Voice Coils. Vented Hole on T-yoke Enhances Heat Dissipation
- Special Custom Rubber Boot Magnet Covers Make the Woofer Look Nice and Protects the Magnet. Custom Rockville Mounting Gasket Looks Beautiful and Makes it Easy To Mount the Subwoofer Air-Tight. High BL Magnetic Motor Gap. We use the highest grade black glue that handles extremely high temperatures which allows our woofer to handle even more power than they are rated. Nomex Spider provides tear resistance, strength and long-term reliability over regular cotton and poly cotton spiders
- Cutout Diameter: 9.37 inches. Mounting Depth: 6.3 inches. Frequency Response: 37.8 Hz - 1.5K kHz. 10mm T-Yoke + 8mm Washer. Sensitivity: 85dB. Sealed Enclosure Volume:0.55 0.95 Cubic Feet. Vented/Ported Enclosure Volume:1.2 1.8 Cubic Feet. Xmax is 27MM. Weight: 27.55 Lbs.. Shipping Weight: 30.85 Lbs.. Shipping Box Dimensions: 13.58" x 13.58" x 12.6" Inches. XMAX: 26 MM. Detailed Info: Body: Non-Pressed Paper. Gap Plate Inside Diameter: 95mm (3.54 inches)
- Gap Plate Outside Diameter: 190mm (7.5 inches). Gap Plate Thickness: 25mm (1 inch). Yoke Outside Diameter: 180mm (7.1 inches). Yoke Thickness: 10mm (0.4 inches). Yoke Pole Diameter: 75mm (3 inches)
$194.95
Buy on AmazonGS Power 8 inch Bar Grille for Subwoofer & Speaker in Chrome Silver or Matte Black Finish (1 pc). Also Available in 10 & 12”
- For 8" sub-woofer and speaker, Matte Black Finish, 4x Mount Screws Included
- Single Piece. No Assembly Needed. Fully Welded
- Base Inner Spacing: 8.75". Measure your speaker prior to purchase to ensure fitment
- One Piece (1 PC) per Purchase
After seeing the best K9 Subwoofer 2021 lets look into the future:
Best K9 Subwoofer 2022
These are the new K9 Subwoofer releases available. Will the best K9 Subwoofer 2022 be among them?
Last update 2020-09-20. Price and product availability may change.