Garmin + JL Audio AP Series Amplifiers
A New Standard for Compact Marine Power
When Garmin teamed up with JL Audio, the goal was simple: deliver premium marine sound in a cleaner, smarter, more installation-friendly package. The result is the Apollo™ AP Series amplifiers—a compact lineup that blends serious output with modern digital control and rugged marine reliability.
If you’re building or upgrading a boat audio system in 2026, these amps deserve a close look.
🔊 The AP Series Lineup
AP300/1 – Monoblock Subwoofer Amplifier
- Part Number: 010-03428-00
- Compact monoblock design
- Optimized for subwoofer performance
- Tight, clean low-frequency output
AP300/4 – 4 Channel Full-Range Amplifier
- Part Number: 010-03429-00
- Powers multiple speaker zones
- Clean, full-range sound reproduction
- Ideal for cockpit and cabin speakers
AP600/6 – 6 Channel Full-Range Amplifier
- Part Number: 010-03430-00
- Multi-zone system capability
- Perfect for larger boats
- Flexible system expansion
⚙️ Compact Design Meets Smart Technology
One of the biggest shifts with the AP Series is its compact footprint paired with advanced control.
- DSP Profiles used through Fusion-Link App for fast configuration of your system
- Onboard digital display and controls
- Efficient Class D performance
- Reduced installation complexity
This means fewer external components and a much cleaner install overall.
🌊 Built for the Marine Environment
These amplifiers are engineered specifically for life on the water:
- Corrosion-resistant materials
- Sealed, durable construction
- Ignition-protected design
- Built to handle vibration, moisture, and heat
🔧 Installation Advantages
For installers and boat owners:
- Smaller size = easier placement
- Cleaner wiring layouts
- Less need for external DSP equipment
- Professional, streamlined installs
If you’ve ever fought for space inside a console, this is a major upgrade.
🔈 Performance on the Water
Performance is where these amps really stand out:
- Strong, controlled bass (AP300/1)
- Clear mids and highs (AP300/4)
- Balanced multi-zone output (AP600/6)
Even at higher volumes, clarity holds—critical for open-air marine environments.
⚡ Final Thoughts
The Garmin + JL Audio AP Series represents a modern evolution in marine amplification.
You’re getting:
- Compact, install-friendly design
- Built-in tuning and control
- Proven JL Audio performance
- True marine-grade durability
If you’re serious about upgrading your boat’s sound system, this lineup is absolutely worth considering.