

"Fit perfectly and worked exactly as expected — support was excellent."
Hertz DCX 160.3
Upgrade Your Vehicle With Confidence. This Is Built to Fit, Perform, and Last
Hertz DCX 160.3 | Dieci Series 6" 2-Way Coaxial Speakers
The Hertz DCX 160.3 is engineered to bring high-fidelity "Hertz Sound" to vehicles with specific 6-inch mounting requirements. Part of the acclaimed Dieci series, these speakers are designed with a shallow-profile basket to fit into tight spaces without sacrificing the linear frequency response and reliability Hertz is known for. Whether you are upgrading a factory system or building a new setup, these speakers provide a dynamic and emotionally impactful listening experience.
Product Highlights
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High Efficiency: With a 93 dB sensitivity rating, these speakers deliver impressive volume and clarity even when powered by a standard factory head unit.
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OEM Integration: Includes a specialized adaptor ring specifically designed for a seamless fit in GM and Honda models that use 6” factory speakers.
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Detailed Highs: Features a Neodymium magnet tweeter with a PEI dome for crisp, energetic high-frequency reproduction and excellent compact performance.
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Durable Build: Equipped with a water-repellent pressed paper cone and a TPU (Thermoplastic Polyurethane) surround for long-lasting performance in automotive environments.
Key Features
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Large Motor Assembly: Provides superior control over the voice coil for accurate sound reproduction.
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Pure Copper Voice Coil: Wound on a Conex former for maximum lightness and efficient thermal dissipation.
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Enhanced Damping: The TPU surround allows for wide excursion while effectively damping unwanted resonances.
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Rugged Protection: The DIN-size basket is finished with abrasion-proof dust paint, and the motor is protected by a butyl rubber cover.
Technical Specifications
| Feature | Specification |
| Speaker Size | 160 mm (6 in.) |
| Design | 2-Way Coaxial |
| Power Handling (Continuous) | 60 Watts RMS |
| Power Handling (Peak) | 120 Watts |
| Impedance | 4-Ohm |
| Frequency Response | 50 Hz – 21,000 Hz |
| Sensitivity | 93 dB SPL |
| Mounting Depth | 2.62" (66.5 mm) |
What’s In The Box?
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(2) Hertz DCX 160.3 6" 2-Way Coaxial Speakers
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(2) Adaptor rings (for GM/Honda applications)
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(8) 3/4" Mounting screws
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(8) 1/4" Mounting screws
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(8) Speed clips
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Mounting template (printed on the packaging)
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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.
