What vehicles is this compatible with?

This amplifier interface is designed to be compatible with select 2023 and newer GM vehicle models equipped with BOSE A2B factory amplified systems, including the Chevrolet Blazer EV (2024-2025), Colorado (2023-2025), Silverado EV (2024-2025), Suburban (2025), Tahoe (2025), and Traverse (2024-2025).

Does it retain original vehicle sounds and alerts?

Yes, the interface retains warning chimes, navigation prompts, Bluetooth audio, and telematic audio if equipped, maintaining the factory audio experience while upgrading integration.

What features does the audio interface support?

It supports variable volume, fade, balance, bass, mid, and treble audio settings, offers front, rear, and sub preamp outputs with 5 Volt RMS, customized bass, mid, and treble center frequency selection, and includes a sub level controller for enhanced control.

How is the installation process?

Installation is plug-and-play, designed for straightforward and hassle-free setup to preserve the factory look and original equipment functions, making it suitable for both professional installers and DIY enthusiasts.

Does it provide any digital audio outputs?

Yes, it features a TOSLINK optical output that provides a variable 2-channel digital audio output, enabling advanced digital audio connectivity options.

800-860-3577

LOVE IT? SAVE IT!

Add to wishlists, create registries, save favorites & more with your account

LEARN MORE

PAC Audio AmpPRO Amplifier Integration Interface for Select 2023-Up GM Vehicles with BOSE A2B Factory Amplified Systems - AP4-GM81

Name: PAC Audio AmpPRO Amplifier Integration Interface for Select 2023-Up GM Vehicles with BOSE A2B Factory Amplified Systems - AP4-GM81
Brand: PAC Audio
SKU: AP4GM81
Price: 368.00 USD
Availability: InStock

Model # AP4-GM81

Abt # AP4GM81

UPC # 609098908368

Key Features

For Select 2023-Up GM Vehicles with BOSE A2B Factory Amplified Systems
Variable Volume, Fade, Balance, Bass, Mid and Treble Audio Settings
Front, Rear, Sub Preamp Outputs (5 Volt RMS)
Customized OE Bass, Mid and Treble Center Frequency Selection
Retains Warning Chimes, Navigation Prompts, Bluetooth, and Telematic Audio (if equipped)
Plug-and-Play Installation
Sub Level Controller Included
TOSLINK Optical Output Provides a Variable 2-Channel Digital Audio Output
Black Finish

Quick Specs

See other products in

Car Harness or PAC Audio

$368

Comp. Value: $449

Special financing as low as $31/mo

$31/mo suggested payments with 12 month special financing.

Get a decision in seconds with no impact to your credit bureau score.

Ship to

Free Shipping

Free Shipping on 1000s of Items
Guaranteed Satisfaction
Life Long Customer Service

Need help?
Contact a sales specialist

800-860-3577 Call |

Share PAC Audio AmpPRO Amplifier Integration Interface for Select 2023-Up GM Vehicles with BOSE A2B Factory Amplified Systems on Facebook
Share PAC Audio AmpPRO Amplifier Integration Interface for Select 2023-Up GM Vehicles with BOSE A2B Factory Amplified Systems on X
Share PAC Audio AmpPRO Amplifier Integration Interface for Select 2023-Up GM Vehicles with BOSE A2B Factory Amplified Systems on Pinterest

$368

Comp. Value: $449

Ask Bolt?

Product Details

PAC Audio AP4-GM81 AmpPRO Amplifier Integration Interface for Select 2023-Up GM Vehicles with BOSE A2B Factory Amplified Systems

Upgrade your vehicle and enjoy the ultimate fusion of connectivity and convenience with the PAC AP4-GM81 car integration interface. Expertly designed for seamless car-tech integration, this innovative device bridges the gap between your car and the latest in audio and technology solutions. Whether you’re looking to streamline your daily commute or enhance those long road trips, the PAC AP4-GM81 delivers simplicity and reliability, ensuring an effortless in-car entertainment experience. With installation solutions tailored to fit your needs, experience the beauty of simplicity each time you get behind the wheel.