Axxess LOC T-Harness For 2019-UP* Chevy & GMC Full System or Subwoofer LOC-GMH3 This Listing Includes: (1) Main T-Harness (1) Set of Speake Wire (1) Remote Wire Upgrade your vehicle's audio system effortlessly with the Axxess Vehicle-Specific Active LOC T-Harness designed for 2019-Up* Chevy and GMC vehicles. This T-harness facilitates the seamless integration of a subwoofer or complete audio system into your car. Designed to work with Axxess LOCs, this T-harness ensures compatibility with most sound processors, line output converters, and amplifiers with high-level inputs, providing versatile options for enhancing your audio experience. The T-harness grants convenient access to speaker-level output signals from your factory radio, simplifying the installation process for a hassle-free setup. Equipped with 12V (with in-line 10A fuse), ground, and remote turn-on leads, this T-harness facilitates comprehensive connections to your audio system. Features: Fits 2019-Up* Chevy and GMC vehicles with RPO code IOS / IOT / IOU LOC T-harness for non-amplified systems Add a standalone subwoofer or complete audio system Harness connections: 12V (with in-line 10A fuse), ground, remote turn-on wire with butt connector, 4-channel speaker-level outputs Input and output quick-connect harness for easy installation Works with Axxess line output converters