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Toyota GR86 DSP Sound Transformation | Morel + HELIX Ultimate System at MC Audio Sydney

James brought his Toyota GR 86 to MC Audio Sydney as a true bass enthusiast. By upgrading to Morel Sensus 62 speakers, HELIX V Eight Ultimate MK2 DSP amplification, and precision tuning, we proved that loudness and sound quality can now coexist in one perfectly engineered system.

Toyota GR86 DSP Sound Transformation | Morel + HELIX Ultimate System at MC Audio Sydney

When James arrived at our workshop with his Toyota GR 86, he already had a solid system and strong bass. He is a true bass enthusiast.

After walking through our recent projects and listening to a few DSP-tuned vehicles, we challenged his perspective.

  • Years ago, car audio meant choosing one direction:
    • Loudness or Sound quality
  • Achieving both was extremely difficult.
  • Today, technology has changed everything.
  • And this project proves it.

🎯 The Goal

James wanted power.

We wanted to show him precision, staging, and control without sacrificing impact.


🔧 System Configuration

🔊 Front and Rear Speakers

Morel Sensus 62 Components – Front and Rear

For us, some of the true high-end speaker brands are Morel, Focal, and Brax.

The Morel Sensus 62 is an exceptional value in the high-performance category. The precision in the midrange is remarkable. Vocals feel intimate and natural. High frequencies are soft yet detailed. One of its strongest characteristics is tonal thickness and body. Nothing sounds thin or artificial.


🎛 Amplification and DSP

HELIX V Eight Ultimate MK2 powering 8 active Morel channels
HELIX P ONE dedicated mono amplifier for the existing subwoofer

Everything was configured fully active.

The V Eight Ultimate MK2 is one of the most advanced DSP amplifiers available. The dynamic control, clarity at high volume, and absence of distortion are exceptional.


🔌 Signal and Wiring

On day two, we completed:

• Full copper power and speaker wiring upgrade
• High-end RCA interconnects
• Rear sound deadening treatment
• Installation of new head unit Kenwood DMX9021S

The RCA output quality from the Kenwood paired with the HELIX DSP platform creates a clean and stable signal chain.

Every detail matters. Materials, cable gauge, insulation, panel integrity. Sound is a system of components working together, not just equalisation.


🎚 Tuning Process

After hardware installation, we began tuning using:

AMI Tuning Kit – Audio Measurement Interface Tuning Kit
DSP PC-Tool 6

Tuning required extensive effort. Phase alignment, time correction, crossover precision, dynamic control.

When you are pushing approximately 1400 watts into sub frequencies while maintaining pristine clarity in mids and highs, tuning becomes critical.


🎧 The Result

James sent us a message after delivery:

“The sound is amazing. I never thought I could connect the two worlds – bass and quality. The future is here.”

This build was the third time we worked with the HELIX V Eight Ultimate MK2 amplifier, but in this Toyota 86 the combination felt different.

Running the Morel Sensus 62 fully active with the HELIX platform, plus the HELIX P ONE delivering massive low-end authority, created something special.

At high volume:

• No harshness
• No distortion
• No collapse of soundstage
• Just controlled power

Audiotec Fischer continues redefining what is possible in modern car audio.


If you own a Toyota GR 86 and believe you must choose between loud bass and clean sound quality, we invite you to experience what modern DSP engineering can achieve.


📍 MC Audio Sydney
Unit 10 / 5–7 Bermill St, Rockdale NSW
📞 0415 072 361
📧 info@mechatronicar.com.au
🌐 www.mcaudio.shop

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