Axxess LOC T-Harness For 2014-2020 Chevy & GMC Full System or Subwoofer LOC-GMH2 This LIsting Includes: (1) Set of Speaker Level inputs and Output T-Harness Upgrade your vehicle's audio system effortlessly with the Axxess Active LOC T-Harness designed for Chevy & GMC Non-Amplified Systems. This versatile T-harness simplifies the process of adding a subwoofer or complete audio system to your vehicle, offering compatibility with various aftermarket audio components. Designed to work with Axxess LOCs and compatible with most sound processors, line output converters, and amplifiers with high-level inputs, this T-harness ensures seamless integration into your existing audio setup. It provides convenient access to factory radio speaker-level output signals, making installation easier for devices like active signal processors. Features: Fits multiple year range Chevy and GMC vehicles with RPO code IO3 / IO5 / I06 / IOA / IOB Dual-application LOC T-harness for non-amplified systems 12V (with in-line 10A fuse), ground, and remote turn-on wire with butt connector 4-channel speaker-level outputs for easy amplifier integration Input and output quick-connect harness for simplified installation Works with Axxess line output converters Includes step-by-step instruction manual Technical Specifications: Compatibility: Chevy & GMC Non-Amplified Systems Plug Type: Mating 8-pin plugs