Hertz Mille Pro MPK 163.3 PRO 6.5" 3-Way Component System – 150W Continuous / 4Ω

Hertz MPK 163.3 PRO is a Mille Pro Series 6.5" 3-way component speaker system built around the MP 165.3 woofer, MP 70.3 midrange, and MP 25.3 tweeter, using a dedicated MPCX 3.3 passive crossover network.

This system is designed for installs that want a full 3-way front stage (woofer + mid + tweeter) with a passive crossover solution, using optimized crossover points and level adjustments to balance the drivers in real-world door/dash placements.

Key Performance Features

• 3-way component system: woofer + midrange + tweeter
• Dedicated MPCX 3.3 passive crossover network
• Tweeter level adjustment: 0 / +2 dB
• Midrange level adjustment: 0 / +2 dB
• Optimized passive crossover points for 3-way operation

Power Handling

• Continuous: 150 W
• Peak: 300 W
• Impedance: 4 Ω

Crossover / Tuning

• Crossover type: 3-Way Passive Crossover
• Crossover cut-off: 450 Hz – 5.5 kHz
• Level adjustments: Tweeter 0 / +2 dB; Midrange 0 / +2 dB

Installation Use Cases

• 3-way front stage builds (woofer in doors + mid/tweet in sail/dash/A-pillar)
• High-output, high-detail front staging with passive crossovers
• Systems that need level trimming for midrange/tweeter balance in-cabin

Technical Specifications

• Brand: Hertz
• Series: Mille Pro
• Model: MPK 163.3 PRO
• UPC: 8018823114042
• System size: 165 mm (6.5 in.)
• Sensitivity: 92 dB SPL
• Frequency response: 40 Hz – 22.5 kHz
• Tweeter diaphragm: 29 mm (1.14 in.)
• Woofer voice coil Ø: 25 mm (1 in.)
• Tweeter voice coil Ø: 25 mm (1 in.)
• Weight (woofer): 1.07 kg (2.36 lb)
• Weight (tweeter): 0.07 kg (0.15 lb)
• Weight (crossover): 0.43 kg (0.95 lb)

What’s Included

• (2) 6.5" woofers
• (2) midrange speakers
• (2) tweeters
• (2) MPCX 3.3 passive crossovers
• Mounting accessories (as supplied by manufacturer)
• User documentation

Why Buy From MCOR Automotive

• Authorized Hertz retailer
• Fitment and system-design support (amp matching, crossover strategy, staging)
• Fast fulfillment and experienced install-level guidance