


Hertz MPK 165P.3 PRO
Mille PRO Series 6-1/2" component speaker system
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Hertz MPK 165P.3 PRO | Mille Pro Series 6.5" 2-Way Component System
The Hertz MPK 165P.3 PRO is a high-energy component system engineered for enthusiasts who demand a powerful mid-low range and a detailed, balanced soundstage. This "P" (Power) version is specifically forged to deliver the solid sound of authentic mid-bass, making it the ideal setup for high-dynamic systems. With a unique 3-Ohm impedance, it is designed to extract maximum performance from your amplification, creating a professional-grade acoustic experience.
Product Highlights
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V-cone® Technology: The MP 165P.3 woofer features an exponential profile that provides exceptional dispersion. This ensures that even when mounted in factory door locations, the mid-high frequencies reach the listener with incredible clarity and natural timbre.
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MP 25.3 Tetolon® Tweeter: This 29 mm (1.14 in.) soft fiber dome tweeter is designed for a low resonant frequency and extended high-end. It features a center tuning duct for optimized air exchange, ensuring smooth and detailed high-frequency reproduction.
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High-Current Crossover: The MPCX 2P.3 crossover uses a 1 mm diameter copper inductor wire specifically to filter the woofer's high impulse currents. This dedicated filter ensures a seamless transition between the drivers for a linear and powerful output.
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3-Ohm Voice Coil: Unlike standard 4-Ohm speakers, the MPK 165P.3 uses a lower impedance design to draw more power from your amplifier, resulting in increased output and better control over the mid-bass "punch."
Key Features
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Boundary Free Surround: The woofer utilizes a specialized surround geometry that increases the cone's effective surface area, allowing for higher SPL (Sound Pressure Level) while maintaining total control during high excursion.
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Tweeter Level Control: The crossover features a two-position level control (0 / +2.5 dB). This allows you to adapt the system's brightness based on the tweeter's mounting position or your personal listening preference.
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Audiophile-Grade Components: The tweeter network is built with 160V bi-metallized polyester film capacitors and air coil inductors, minimizing signal loss and ensuring maximum transparency in the high-frequency range.
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Optimized Cooling: The woofer's motor assembly is designed for high thermal stability, allowing the system to handle 115W of continuous RMS power while remaining cool and undistorted during long listening sessions.
Technical Specifications
| Feature | Specification |
| Speaker Size | 165 mm (6.5 in.) |
| Design | 2-Way Pro Component System |
| Power Handling (Continuous) | 115 Watts RMS |
| Power Handling (Peak) | 230 Watts |
| Impedance | 3-Ohms |
| Frequency Response | 45 Hz – 22,500 Hz |
| Sensitivity | 93 dB SPL |
| Tweeter Dome Material | Tetolon® |
| Crossover Cut-off | 4 kHz |
What’s In The Box?
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(2) Hertz Mille Pro MP 165P.3 Woofers
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(2) Hertz Mille Pro MP 25.3 Tweeters
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(2) MPCX 2P.3 Passive Crossover Networks
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(2) Woofer Grilles (high-resistance ABS with mesh)
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Tweeter mounting hardware (flush and angled pods)
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Owner's manual and warranty documentation

What Others Are Saying
Eddie was great - SDCS installed a new head unit in my 2019 4Runner. He was honest in his opinions regarding the options I was considering. Pricing was also good - he was able to reuse some of my existing installation kit so I saved a bit of $$.Installation was clean and fast and he took the time to walk through the features before I left. Highly recommend!!
I had a great time at this shop! The staff really knows their stuff and took the time to explain the different options without pressure. Installation was quick, clean and professional. Everything looks factory and sounds amazing. The prices were fair and customer service was above and beyond. I highly recommend this place if you're looking for quality car audio and excellent service.
Those guys are really professional! I had a new Alpine floating head unit installed in my 2008 Mercedes, and it feels like a brand-new car. The installation was super clean. At first, the sound wasn’t the same as the factory stereo, but Kevin tuned it to be just as good—if not better—without adding any new amps. They even used my factory GPS antenna so I don’t have extra wires hanging out. On top of that, they matched the online price. Big thanks to Kevin and Eddie—highly recommended!
Kevin was awesome, he took his time and explained everything to me. I went in initially for a dash cam install and then decided to get a sub and amp installed as well. Both turned out great and will be returning if I need more work done.
Came In not knowing what to expect when suddenly my stereo stopped working. Spoke with Kevin in the front and after a VERY fast diagnosing they discovered my wiring was incorrect. After only about 45 minutes total being in the store I was on my way to the beach with a working stereo again! Thank you so much SDCARSTEREO
Highly recommend Kevin and the team at San Diego Car Stereo for any issues with aftermarket stereos. I bought a car with an aftermarket stereo and AC unit that wasn’t working properly—specifically, the heat wasn’t functioning due to an improper setup. I had several people look at it with no luck, and even the dealership basically refused to help because it was an aftermarket install. I came to Kevin and his team over the holidays feeling pretty defeated, but he was confident he could get the heat working before I headed back to a Colorado winter. Sure enough, he got it done.
FAQ
Do products purchased from San Diego Car Stereo come with a warranty?
Yes, all products come with a 1-year manufacturer warranty unless otherwise stated. This covers any defects excluding physical damage.
Are these products brand new?
Yes, every product we sell is 100% brand new, unused, and comes in original manufacturer packaging unless clearly marked otherwise.
Do you offer installation services?
Yes, we offer professional installation services at both of our San Diego Car Stereo locations. Our expert technicians have over 50 years of combined experience to install all of your car, marine, or offroad audio needs. Stop by or give us a call to schedule an appointment to get a quote in person.
