2005-2015 Toyota Tacoma Access Cab
The Reference 500 transforms your 2005-15 Toyota Tacoma Access Cab into an unmatched listening experience, providing unparalleled clarity and loudness and delivering ever-present bass without impeding vocals.
Reference 500
amplifier, speakers, & subwoofer
Installation Difficulty

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System 500
amplifier & subwoofer
Installation Difficulty

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Speaker Upgrades
- Front 1″ Soft Dome Tweeters (2)
- Front 6 x 9 Woofers (2)
- Rear 6.5″ 2-Way Coaxial Speakers (2)
Installation Difficulty

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Kit Includes
- Multi-Channel 32-Bit DSP Power Amplifier
- O+ Signature Sound Reproduction
- Access Cab-Specific Subwoofer System
- Quick-Sync Wiring Harness
Reference 500 Only
- Front 1″ Soft Dome Tweeter
- Front 6″ x 9″ Carbon Fiber Woofer
- Rear 6.5″ 2-way Coaxial Carbon Speakers (featuring 1″ Tweeter)
Specifications
MULTI-CHANNEL 32-BIT DSP POWER AMPLIFIER
- 360 Watts RMS (Continuous / @ 2-ohms)
- Cirrus-Logic 64-Bit Digital Signal Processing
- Real-time system diagnosis for trouble-free operation
- Meets all OEM standards including AEC-Q100
ACCESS CAB SUBWOOFER SYSTEM
- 8″ Quad Voice-Coil Subwoofer
- Genuine Carbon Fiber Cone Woofer
- 100W RMS (200 Peak)
- Sensitivity 88.9dB (1 W,1M)
- Frequency Response: 20 -1000 Hz
QUICK-SYNC WIRING HARNESS
- Maintains all factory functionality
- Constructed of genuine OEM connectors
- Fuse Holder Assembly is element proof butt-connectors w/ built-in solder
- < 4lbs / 1.8kg
Reference 500 Only
FRONT 1″ SOFT DOME TWEETER
- Silk soft dome
- 4-ohms
- 50W RMS (100 Peak)
- Sensitivity 91.8 dB (1 W,1M)
- Frequency Response: 3,000-20,000 Hz
- Built-in 6db/Oct. High Pass Filter
- Neodymium Magnet Structure
FRONT 6″ X 9″ WOOFER
- Carbon Fiber Cone Woofer
- 2-ohms
- 50W RMS (100 Peak)
- Sensitivity 90.2 dB (1 W,1M)
- Frequency Response: 50-12,000 Hz
REAR 6.5″ 2-WAY COAXIAL SPEAKERS
- Featuring 1″ Tweeter
- Carbon Fiber Cone Woofer
- 2-ohms
- 50W RMS (100 Peak)
- Sensitivity 90.2 dB (1 W,1M)
- Frequency Response: 55-20,000 Hz

Clean Crisp Clear
Refining the sound is a process on its own. Objective adjustments take you only so far. The ultimate test is our ears and the final sound is only achieved through extensive listening sessions amongst company peers. What you’re hearing is OEM Audio Plus.
Speakers
• Highly efficient Class HD amplifier
• Superior dynamics, volume, and impact
• 60W x 4 RMS (Continuous / @ 4-ohms)
• Huge power in a tiny package
Subwoofer
- 27-Liter sealed fiberglass cabinet
- Mounts using factory hardware locations
- Non-invasive design preserves cargo area space
Amplification
Highly efficient Class HD Speaker Amplifier
• Superior dynamics, volume, and impact
• 60W x 4 RMS (Continuous / @ 4-ohms)
Subwoofer Amplifier
• Subwoofer gain control knob.
• 360 Watts RMS (Continuous / @ 4-ohms)
64-Bit Digital Signal Processing
• Calibrated to deliver high-resolution audio upon plug in.
• Extremely powerful 64 bit processing power and sound optimization
• 295 MHz DSP Chip | Class HD Topology
• Full Digital: Optical Toslink SPDIF Connectivity
It sounds unbelievable. Really what I was impressed with was the placement of the front stage. The vocals and the strings can clearly be pulled out of the music