NEW Sonic Custom 210AH Custom Yinglong LTO bank

🔊 Sonic Kustomz : Precision. Power. Performance. Your One-Stop Shop for Elite Car Audio, Custom Power, and Next-Level Car Audio Installs Auckland

At Sonic Kustomz , we go way beyond the basics with Car Audio Installations . We're driven by a passion for innovation, sound, and style — delivering custom car audio installs Auckland that are built not only to be heard, but to make a statement.

Whether you're dialing in a clean daily setup or building a full-blown demo vehicle, we tailor every system to your ride, your goals, and your sound signature — using only the best brands in the game, including Morel Audio, Zapco, Rainbow, and Zeroflex, Amplifiers, Speakers and Subwoofers.

🔊 Custom Installs & Fabrication That Set You Apart

We specialize in:

• 🎯 Full Car Audio Installs auckland

• 🔊 Handcrafted subwoofer enclosures (sealed, ported, 4th & 6th order)

• 💡 Fully illuminated subwoofer amplifier enclosures and builds — RGB, acrylic, plexi, underglow, and more

• 🎚️ Custom bass knobs with LED options

• 🎛️ Custom RCA distribution blocks

• 🔥 Custom fuse holders in 2, 4, 6, and 8 output configurations

• 🪫 Battery delete Boxes  — clean up your bay while maintaining system integrity

Every detail is designed in-house for maximum function, clean aesthetics, and performance under pressure.

🔋 Custom LTO Battery Banks – Built for Serious Power

Sound this powerful needs an equally serious power source — and we’ve got it. At Sonic Kustomz, we build custom LTO (Lithium Titanate Oxide) battery banks using premium Yinlong 35Ah cells — trusted for their:

• ⚡ Ultra-fast charging (fully charges in under 10 minutes)

• 🔋 20,000+ cycle life

• 💪 Massive discharge capability (easily supports 15,000W+ systems)

• 🧊 Extreme temp range (-40°C to +60°C)

🔧 We Build to Fit Your System:

• ✅ 2-bank (12-cell) systems for 12V–16V builds

• ✅ 4-bank (24-cell) setups for even greater capacity

• ✅ Custom LTO configurations available — 3-bank, 5-bank, or more, with options for:

  • Voltage (12V to 16V+)

  • Capacity (35Ah, 40Ah, 45Ah cells)

  • Orientation, space constraints, and power goals

Each bank includes:

• High-grade plates / busbars

• Pre-installed active balancer

• Heavy-duty protective case

• Fully pre-tested, balanced, and ready for install

Whether you’re building a high-power car audio system, mobile power unit, or off-grid energy bank — we’ll design the LTO solution that fits your exact needs.

🛋️ Home Audio (Coming Soon):We’re bringing our audio expertise indoors with high-end home audio systems featuring Morel and JL Audio — perfect for home theaters, audiophile listening, and whole-home sound.

🚗 Performance Upgrades (Coming Soon):Expect Max Load air suspension systems, adjustable ride kits, and more — giving you total control over stance, comfort, and handling.

💯 Built Different. Installed Right. Powered to Perform.

At Sonic Kustomz, we combine technical know-how with custom creativity to bring your vision to life — loud, clean, and head-turning from every angle.

🔧 We offer:

• Premium car audio systems

• Custom LTO battery banks (35Ah, 40Ah, 45Ah)

• Illuminated builds & custom fabrication

• Custom made bass knobs, RCA distro blocks, fuse holders, and more

• Coming soon: Home audio & performance parts

🎯 Ride Loud. Live Clear. Perform Clean.

Only at Sonic Kustomz.

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