Hertz MPX 165.3 PRO Mille PRO Series 6-1/2" 2-Way Car Speakers
#5 in Car Audio · Rated 4.6
Mille PRO 6.5" 2-way premium speakers
Hertz MPX 165.3 PRO Mille PRO Series are premium 6.5-inch two-way car speakers designed for high-output, high-detail listening. The system uses a pressed pulp/cotton fiber woofer with a Boundary Free surround and a Tetolon tweeter, delivering up to 100W RMS (200W peak) with 92 dB sensitivity. The 45 Hz–21.5 kHz frequency range supports deep bass and crisp highs, while the 4-ohm impedance ensures compatibility with a wide range of amplifiers. Hertz emphasizes durability and performance with Mille PRO construction and engineered crossover networks for precise sound. The MPX line enjoys strong brand recognition among enthusiasts globally, supported by Crutchfield’s inventory and dealer network.
Features
- 2-way coaxial 6.5" design
- 100W RMS / 200W peak (per pair)
- 92 dB sensitivity; 4-ohm impedance
- Boundary Free rubber surround; Tetolon dome tweeter
- Crutchfield in-stock for 2025 installations
Pros
- High-output capability with clean mids and highs
- Durable build with attention to detail
- Good power handling for the price class
Cons
- Premium purchase; not a budget upgrade
- Requires appropriate amplification for full potential