Description
Transform the sound quality of your GU Patrol without sacrificing the factory look.
Take your GU Patrol's audio system to the next level with a complete speaker and amplifier upgrade designed for touring, towing and everyday driving.
The Stage 2 Touring Audio Upgrade combines Hertz Mille Pro speakers with the powerful Hertz SP4.900 amplifier to deliver greater clarity, stronger mid-bass, increased output and improved overall system control.
Whether you're listening to music on the highway, navigating remote tracks or spending long days behind the wheel, Stage 2 delivers the power and refinement that factory audio simply cannot achieve.
What's Included
Front Stage
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Hertz MPK165 Component Speaker System
The Mille Pro range delivers outstanding detail, natural vocal reproduction and impressive mid-bass performance while maintaining excellent efficiency and reliability.
Rear Speakers
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Hertz MPX165 Coaxial Speakers
Matched rear speakers maintain tonal balance throughout the cabin and provide a seamless listening experience for all occupants.
Kenay Kustoms Components
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Tweeter Trims
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Door Crossover Mounts
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Factory Speaker adaptors
Our GU4 Tweeter Trims provide an OEM+ mounting solution for the front tweeters while improving speaker positioning and maintaining a factory appearance.
The included crossover mounts provide a secure mounting location inside the door and eliminate the guesswork often associated with aftermarket speaker installations.
Factory speaker adaptors simplify installation without requiring modifications to the vehicle's speaker wiring.
THE POWER!
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Hertz SP4.900 4 Channel Amplifier
The SP4.900 delivers significantly more power than a factory head unit, allowing the Mille Pro speakers to perform at their full potential.
Benefits include:
โ Increased output
โ Improved dynamics
โ Better bass response
โ Greater control at highway speeds
โ Reduced distortion
โ Improved overall sound quality
Why Upgrade to Stage 2?
Adding an amplifier changes everything.
While Stage 1 significantly improves sound quality, Stage 2 provides the power required to fully unlock the performance of the Hertz Mille Pro speakers.
The result is a system that sounds effortless, even at highway speeds.
Greater Output
The system plays louder without becoming harsh or fatiguing.
Improved Mid-Bass
Kick drums, bass guitars and lower vocal frequencies become fuller and more impactful.
Better Highway Listening
Hear your music clearly above road noise, tyre noise and diesel engine vibration.
Improved Dynamics
Music feels more alive and engaging, with greater detail and realism.
Reduced Distortion
The amplifier provides clean power, reducing strain on the speakers and improving clarity at all listening levels.
Is There a Stage 3?
There's always a next level! But now it's time to get InTouch so we can work out your goals and how we best achieve them.



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