OEM-1 with a vehicle specific harness plugs into the vehicle's wiring and offers a 4 channel RCA audio output for adding aftermarket amplification. Provides full range audio output 20 - 20,000Hz; level is controlled by the volume of the factory radio.

• Plug in installation retains factory wiring integrity
• Linear 20-20,000Hz sound reproduction based on input signal
• 4 channel RCA output
• Amplifier turn-on trigger wire
• Transformer isolated for optimal sound and performance

 Compatibility:

• 2012+ Avalanche, Sierra, Silverado Suburban, Tahoe & Yukon vehicles equipped with a navigation radio require the AA-GM44
• Not compatible with premium factory amplified systems
• Warning chimes will sound through the front left RCA output