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Add an Amplifier interface
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PAC AP4-GM61 2014 - 2019 Cadillac / Chevrolet / GMC Add an Amplifier interface for Bose™ amplified sound systems$480.99- Provides all connections to add amplifiers to factory 2012 - 2018 Toyota and Lexus Radio / Amplifier interface for vehicles with JBL sound systems
- Provides a Full-range output equalized output with volume control from stock stereo
- 3-Band parametric EQ with adjustable center and "Q"
- Remote turn on output
- Bass control knob included
- Plug and Play installation
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Axxess AX-DSP-MOST1 AX-DSP Plug-and-Play T-Harness for 2013 - 2019 Buick, Cadillac, Chevrolet, GMC vehicles$553.99- Fits 2013 - 2019 Buick, Cadillac, Chevrolet, GMC vehicles vehicles
- T-harness is a simple plug-n-play harness for easy installation of the AX-DSP
- Provides leads to utilize factory speaker wires with an aftermarket amplifier
- Provides Line-level RCA outputs from factory headunit with AX-DSP
- AX-DSP (Included) provides equalization, time alignment, high and low pass crossovers
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