Morel Maximo Ultra 603 MKII 6.5-Inch 3-Way Component Speaker System | 180W Max | 100W RMS

The Morel Maximo Ultra 603 MKII is a 6.5-inch (165mm) 3-way component speaker system from Morel's Maximo Ultra series. It gives each part of the music its own driver, with a 6.5-inch woofer for bass, a 2.5-inch midrange for voices and instruments and a 1-inch soft dome tweeter for clear highs, joined by passive crossovers. It handles 100W RMS and 180W peak power at 4 ohms, with a sensitivity of 90.5dB and a frequency response of 50Hz to 20kHz. Speaker and midrange grilles are included. Below is what each feature does and why it matters.

3-Way Component System

In a 3-way component system, three separate drivers each handle a different part of the sound: the woofer handles bass, the midrange handles vocals and instruments, and the tweeter handles high notes. Because each driver focuses on a narrow range, the music sounds cleaner, more detailed and easier to separate than from a single full-range speaker. The drivers are mounted separately, so the tweeter and midrange can be placed where they sound best.

6.5-Inch Treated Paper Composite Woofer

The 6.5-inch woofer has a treated paper composite cone, a material chosen for a warm, natural sound. It uses a large 1-inch voice coil and a ferrite magnet motor, built for solid bass response and the warm sound Morel is known for.

2.5-Inch Midrange Drivers

The 2.5-inch midrange drivers handle the middle of the sound, where vocals, guitars, pianos and most instruments live. A dedicated midrange gives voices clarity and presence that a woofer or tweeter alone cannot, and it helps the music sound more natural at higher volumes.

1-Inch Soft Dome Tweeters

The 1-inch soft dome tweeters reproduce high notes such as cymbals and vocal detail. A soft dome gives smooth, clear highs without harshness, even through long drives. Each tweeter comes with an attached 38-inch length of speaker wire, so connecting it is simple.

Morel EVC Technology

The midrange and tweeter are developed with Morel's EVC technology, designed to give high power handling and a naturally sounding response. In simple terms, they are built to stay clear and composed when you turn the volume up.

MXR Direct Crossovers

Each system comes with passive crossovers, which split the signal from your amplifier or head unit and send the right frequencies to the right driver: bass to the woofer, mids to the midrange and highs to the tweeter. Morel designs the crossover to handle more power than the speakers, helping reduce distortion so the speakers can perform at their best.

100W RMS and 180W Peak Power Handling

RMS power is the continuous power the speaker can handle comfortably, and for this system it is 100W. Peak power is the short burst it can handle, rated at 180W. For the best performance, Morel recommends pairing the speakers with an aftermarket amplifier, and they are also designed to integrate easily with factory head units.

4 Ohm Impedance

Impedance is the electrical resistance the speaker presents to your amplifier. At 4 ohms, the system matches the standard that most car audio amplifiers and head units are designed to drive.

90.5dB Sensitivity

Sensitivity shows how loud a speaker plays for a given amount of power. At 90.5dB, the system plays loud and clear without needing a very powerful amplifier, which makes it a good match for both factory head units and aftermarket amplifiers.

50Hz to 20kHz Frequency Response

The frequency response of 50Hz to 20kHz shows the range of sound the system reproduces, from deep bass up to the highest treble that most people can hear. This gives you a full, balanced sound across your music.

Speaker and Midrange Grilles Included

The box includes grilles for both the woofers and the midrange drivers, which protect the drivers and give your door panels a neat, finished look.

Easy Installation in Factory Locations

The Maximo Ultra series is designed for easy installation in the factory speaker locations of most vehicles, with good off-axis dispersion so the sound stays clear even when the speakers are mounted low in the door. The system is listed for 6 to 6.75-inch door speaker locations.

What's in the Box

• 2 woofers (6.5-inch)

• 2 midrange drivers

• 2 tweeters (with attached 38-inch length of speaker wire)

• 2 crossovers

• 2 woofer grilles

• 2 midrange grilles

Compatibility and Installation

Mounting depth and cutout size vary by vehicle, so please confirm that the woofers, midrange drivers and tweeters will fit your car's door and dash locations before purchase. Professional installation is recommended for the best sound and a neat result.