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Hertz CK 165
Upgrade Your Vehicle With Confidence. This Is Built to Fit, Perform, and Last
Hertz CK 165 | Cento Series 6.5" 2-Way Component System
The Hertz CK 165 is a premium 165 mm (6.5") component system engineered to provide a detailed and natural soundstage for the discerning listener. Featuring the new C 26 tweeter and the C 165 woofer, this system is the result of extensive R&D focused on achieving frequency linearity and a natural timbre. It is the perfect choice for those who want a high-fidelity "Sound Experience" that remains balanced and engaging even at high volumes.
Product Highlights
Tetolon® Dome Tweeter: The system includes the C 26 tweeter, featuring a 26 mm (1") Tetolon® dome and a 20 mm (0.8") voice coil. This combination delivers a detailed yet natural reproduction of medium-high frequencies, with dispersion characteristics optimized to maximize performance at the specific listening point in your vehicle.
SPP-M (Semi Pressed Paper-Mica) Cone: The C 165 woofer uses a specialized SPP-M cone. By adding Mica powder to semi-pressed paper, Hertz has achieved an excellent balance between lightness and damping. This increased rigidity results in a powerful, controlled emission that brings energy and precision to your mid-bass.
Ultra-Compact Crossovers: The CCX 2 crossover is designed with a minimal footprint to simplify installation. It features a tweeter emission level control (0, +3 dB), allowing you to fine-tune the high-frequency balance to suit your vehicle's interior and your personal listening taste.
Oversized Ferrite Magnet: The woofer's motor assembly utilizes an oversized ferrite magnet. This provides exceptional control over the voice coil, even during high-excursion musical passages, ensuring that your audio remains clean and distortion-free.
Key Features
High Sensitivity: With a 93 dB SPL rating, the CK 165 system is incredibly efficient, making it a massive upgrade for factory systems while providing the headroom to excel with aftermarket amplification.
Sophisticated Grilles Included: The system comes with the CG 165 grilles. Made of high-resistance ABS with a metal mesh, these grilles offer a high degree of protection for your woofers while adding a sleek, modern look to your car's interior.
Linear Frequency Response: The R&D team spent significant time ensuring a progressive roll-off and natural timbre, resulting in a system that reproduces music exactly as the artist intended.
Install-Ready Design: The compact dimensions of both the woofer and the "hidden" crossover design make this system compatible with a vast majority of 6.5-inch factory mounting locations without the need for extensive modifications.
Technical Specifications
| Feature | Specification |
| Speaker Size | 165 mm (6.5 in.) |
| Component Type | 2-Way Component System |
| Power Handling (Continuous) | 95 Watts RMS |
| Power Handling (Peak) | 285 Watts |
| Impedance | 4-Ohm |
| Frequency Response | 55 Hz – 22,500 Hz |
| Sensitivity | 93 dB SPL |
| Crossover Cut-off | 2.5 kHz @ 12 dB Oct. |
What’s In The Box?
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(2) Hertz Cento C 165 Woofers
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(2) Hertz Cento C 26 Tweeters
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(2) Hertz CCX 2 Compact Crossovers
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(2) Hertz CG 165 Woofer Grilles
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Tweeter mounting accessories (flush and angled pods)
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Mounting hardware and owner's manual
- 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.
