Pac Ap4-gm61 Amppro 4 Amp Integration Interface For Select 2014-2019 Gm Vehicles With Factory-amplified Bose Sound Systems, Ap4-gm61

• Provides factory sound system upgrade solution for factory, fixed-level, databus-controlled sound systems • Compatible with all trim levels of Cadillac ATS 2015, CT6 2017, and Escalade 2015-2019; Chevrolet Camaro 2016-2018, Colorado 2015-2018, Corvette 2014-2019, Cruze 2017-2018, Equinox 2018, Impala 2014-2016 (non-Classic), Impala 2017-2019, Malibu 2016 (non-Classic), Malibu 2017-2018, Silverado 2014-2018, Silverado 2019 (Classic), Silverado HD 2015-2019, Suburban 2015-2019, Tahoe 2015-2019, Traverse 2018-2019, and Volt 2016-2018 • Compatible with all trim levels of GMC Acadia 2018-2019, Canyon 2015-2018, Sierra 2014-2018, Sierra HD 2015-2019, Terrain 2018, and Yukon/Yukon XL 2015-2019 • Time-saving design prevents need for summing and DSP devices • Retains original radio's fit, finish, and features • Provides full range, flat audio output for a solid audio foundation • Provides variable volume, control, fade, balance, bass, mid, and treble audio settings • Customized OE bass, mid and treble center frequency selection • Front, rear, and sub preamp outputs (5 volts RMS) • Retains OnStar, Bluetooth, navigation, safety systems, and all warning chimes • Plug and play installation with factory-matched harness • Includes sub level controller, TOSLINK output, knob harness, harness, and manual