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This listing includes a newPAC AP4-GM81 advanced amplifier integration interface for select 2023-2026 Chevrolet vehicles equippedwith factory Bose A2B audio systems.
The AP4-GM81 provides a 6-channel pre-amp output for use with aftermarket audio equipment. Using the full range, fixed level head unit output, in conjunction with data bus messages, the interface delivers a variable 5v RMS pre-amp output with fading, balance, equalization, and level control capabilities.
The module also retains audio from other vehicle features such as factory navigation prompts, Bluetooth and Voice Activation. An accessory controlled remote amplifier turn on wire is also provided, and when used in conjunction with the APA-TOS1 (sold separately), the module can provide a variable 2-channel fiber optic digital audio output (TOSLINK).
Today\'s modern vehicle audio systems are becoming increasingly more sophisticated and complex. PAC engineered AmpPRO to dramatically simplify installation of upgraded amplifiers in data-bus controlled amplified sound systems.AmpPRO allows you to keep the original radio\'s fit, finish, and features while giving you the freedom to improve the audio performance in record time.
What\'s Included?
AP4-GM81-HAR V1 (A)AP4-GM81-HAR V1(B)APAKNOBHAR15V1 Rotary-knob with 6\' cableInstallation instructionsProduct Features:
- Upgrade solution for factory, fixed level, data-bus controlled sound systems.
- Time-saving design, prevents need for summing and audio correction devices.
- Variable volume, fade, balance, bass, mid, and treble audio settings.
- Retains OnStar, Bluetooth, navigation, safety systems, and all warning chimes.
- Front, rear, sub , and center channel preamp outputs (5 volt RMS. Provides full range, flat audio output for a solid audio foundation.
- Customized OE bass, mid, and treble center frequency selection.
- Plug-n-play installation.
- Remote sub level controller INCLUDED.
- Optional TOSLINK optical output (APA-TOS1sold separately)
Make
Model
Year(s)
Compatible feature(s)
Not compatible feature(s)
Chevrolet
Blazer EV
2024-2025
With BOSE
Without BOSE
Chevrolet
Colorado
2023-2025
With BOSE
Without BOSE
Chevrolet
Silverado EV
2024-2025
With BOSE
Without BOSE
Chevrolet
Suburban
2025-2026
With BOSE
Without BOSE
Chevrolet
Tahoe
2025
With BOSE
Without BOSE
Chevrolet
Traverse
2024-2026
With BOSE
Without BOSE
***Only compatiblewith the above listed vehicles***
Compatibility Requirements/Notes:
- Must have factoryBOSE A2B sound system.
- Factory amplifier must be removed from vehicle wheninstalling this interface.
Detailedinstallation diagram:
Additional Notes
We recommend having a professional certified technicianhandle the installation. For any questions or concerns about the product,please contact us through the \"Contact Seller\" feature for technicalsupport or customer assistance.
