Axxess LOC T-Harness For 1985-2020 Toyota Full System or Subwoofer LOC-TYH1 This Listing Includes: (1) Main T-Harness (1) Set of Speake Wire (1) Remote Wire Upgrade your Toyota vehicle's audio system effortlessly with the Axxess Vehicle-Specific Active LOC T-Harness designed for models ranging from 1985 to 2020. This versatile T-harness allows you to seamlessly integrate a subwoofer or complete audio system with your factory radio. Compatible with most sound processors, line output converters, and amplifiers with high-level inputs, it offers unparalleled flexibility in system upgrades. The harness provides easy access to speaker-level output signals from the factory radio, simplifying the installation process. With comprehensive signal connections including constant 12-volt (10-amp fuse), ground, and remote turn-on leads, connecting devices like active signal processors is a breeze. Equipped with mating 10-pin and 6-pin plugs for non-amplified systems, this T-harness ensures compatibility with various Toyota models. The included step-by-step instruction manual makes installation a breeze, allowing the radio to remain fully connected while providing additional wires for adding an amplifier. Features: Designed for 1985-2020 Toyota vehicles 10-pin and 6-pin T-harness for non-amplified systems Allows addition of standalone subwoofer or complete audio system Harness connections include 12V (with in-line 10A fuse), ground, and remote turn-on wire with butt connector 4-channel speaker-level outputs for versatile integration Input and output quick-connect harness for easy installation Works seamlessly with Axxess line output converters Step-by-step instruction manual included