SamWinGear Radio Stereo Wiring Harness Add A Subwoofer Amplifier Adapter for Radio System for GM Chevy Camaro Colorado Silverado GMC Canyon Sierra 1500 2500 3500HD Car Stereo Wiring Harness Adapter

Additional Details from the Manufacturer

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More features

• Harness Connector: This car stereo wiring harness adapter is a connector used to connect a set of RCA cables to provide audio signals to an external amplifier without cutting or splicing
• Easy to Install: Our wiring harness for car stereo is easy to install. Remove the radio and disconnect the factory harness, connect the RCA cables to the white and red connectors, and finally reinstall the radio
• Compatible with GMC: This stereo wiring harness is compatible with GMC Canyon 2015-2018, suitable for Sierra 1500 Limited, 2500 HD, 3500 HD 2019, suitable for Sierra 1500/2500 HD/3500 HD 2015-2018, Sierra 1500 2014, Yukon/Yukon XL 2015-2020, Yukon Denali/ Yukon XL Denali 2015-2020
• Compatible with Chevrolet: This radio wiring harness is compatible with Chevrolet Silverado 1500/3500 HD/2500 HD 2014-2019, Silverado 3500/Colorado 2015-2018, Suburban 3500 HD 2016-2019, Camaro/Malibu 2016-2018, GMC Yukon/Yukon XL/Suburban/Tahoe 2015-2020, Silverado 1500 LD 2019
• Converter Adjustment Instructions: Turn the adjustment knob fully counterclockwise, turn on the audio system, and adjust the master volume control to approximately 3/4 of the maximum volume. Select one of the adjustment knobs and slowly turn it clockwise until you notice the audio distortion stops. Turn the remaining knob to the same position as the previous adjustment knob