



"Fit perfectly and worked exactly as expected — support was excellent."
Kenwood P-XW1221DHP
Upgrade Your Vehicle With Confidence. This Is Built to Fit, Perform, and Last
Kenwood eXcelon Dual 12” Preloaded High-Power Ported Enclosure - P-XW1221DHP
The Kenwood eXcelon P-XW1221DHP is the ultimate bass solution for enthusiasts who demand extreme output and precision. This massive dual 12-inch ported enclosure is preloaded with two high-performance eXcelon subwoofers wired for a 2-ohm total impedance, capable of handling a staggering 1000 Watts RMS. Designed with a versatile slant-back cabinet, this system can be installed in front-, rear-, or down-firing positions, making it the perfect powerhouse for SUVs and hatchbacks.
Elite Performance Features
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Dual Area Cap Diaphragm: Both 12" subwoofers feature a specialized polypropylene cone with a dual area cap, providing the structural rigidity needed to handle high power without distortion.
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Advanced Thermal Management: Engineered for long-term reliability, the internal works feature a Closed Yoke design and Aluminum Bobbin that direct airflow to dissipate heat during intense use.
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Slant Back Enclosure with Flared Port: The cabinet’s shape fits perfectly behind rear seats and helps suppress standing waves, while the rounded, flared port corners reduce airflow resistance and minimize port noise.
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Stress-Controlled Spider: A computer-optimized damper ensures the subwoofers maintain linear movement even at extreme excursion, significantly increasing mechanical durability.
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Rugged 3/4" MDF Baffle: Built for strength, the enclosure uses 5/8" MDF construction with a reinforced 3/4" thick baffle board, ensuring the cabinet remains rigid and resonance-free even under heavy stress.
What’s in the Box?
This preloaded high-power system includes everything you need for a secure installation:
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(1) Ported Enclosure preloaded with (2) 12" eXcelon subwoofers
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(2) Integrated Steel Mesh Grilles (pre-attached for maximum protection)
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(2) Heavy-Duty Mounting Brackets and (8) 1" mounting screws
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Owner’s Manual and Warranty Information
Technical Specifications
| Feature | Details |
| Subwoofer Size | Dual 12" (30cm x 2) |
| Power Handling | 1000 Watts RMS / 2000 Watts Peak |
| Frequency Response | 29Hz - 300Hz |
| Final Impedance | 2-Ohm |
| Sensitivity | 87 dB @ 1W/1M |
| Enclosure Type | Ported (Vented) with Down-Firing Capability |
| Dimensions (WxHxD) | 35-3/4" x 15-13/16" x 15-13/16" |
- Ships within 1–3 business days from our warehouse
- Tracking included with every order
- Free 30-day returns if it doesn’t work for your setup
- 2-year manufacturer warranty
- Authorized dealer guarantee
- Real installer-backed support before and after purchase

Why This Upgrade Makes Daily Driving Better
Ease of Use & Safety
Expandable by Design
FITMENT & INSTALLATION MADE SIMPLE
WHAT VEHICLES IT WORKS WITH
We verify compatibility before you buy, no guesswork.
DIY FRIENDLY IF:
- You're comfortable with basic tools
- You follow provided instructions
PROFESSIONAL INSTALL RECOMMENDED IF:
- Your vehicle requires dash kits or wiring adapters
- You want a turnkey experience
INSTALLATION CREDIT & SUPPORT:
- $75 Installation Credit when purchased online
- Speak to real installers before you buy
- Bring it into one of our locations for install
Why Buying This Here Is Safer Than Anywhere Else
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Verified Vehicle Fit
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Installer Support
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Authorized Products
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Easy Returns
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Physical stores & real installers
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FREQUENTLY ASKED QUESTIONS
FREQUENTLY ASKED QUESTIONS
How do I know this stereo or speaker will fit my car?
Select your year, make, and model using the Vehicle Fit Guide at the top of the page. You’ll only see products that are compatible with your exact vehicle setup.
What happens if I order something that doesn’t fit?
You can return or exchange it within 30 days. We’ll help you identify the correct part for your vehicle so you don’t have to guess again.
Are these products brand new and covered by warranty?
Yes — all products are brand new, authentic, and sold as an authorized dealer, which means they include a full manufacturer warranty.
Can you install this for me, or do I need to do it myself?
You can do either. Install it yourself, or use your $75 installation credit at our shop and have it professionally installed by our team.
What if I don’t know what to choose for my car?
Tell us your vehicle and what you want to improve (sound, bass, CarPlay, etc.). We’ll recommend the exact products that fit your car and your budget.
