The PAC TWH17 is an OEM amplifier integration harness designed for select 1998-2012 Toyota and Lexus vehicles equipped with factory amplified audio systems. This harness allows you to install an aftermarket stereo while retaining the factory amplifier, helping preserve your vehicle’s original sound system performance without cutting or splicing factory wiring. Built for fast and reliable installation, the TWH17 plugs directly into the factory harness and provides RCA connections for seamless integration with aftermarket head units that feature preamp outputs. It is ideal for professional radio upgrades where maintaining OEM amplifier functionality is important. Key Features: Retains factory amplified audio systems Designed for select Toyota & Lexus vehicles Plug-and-play installation No cutting or splicing required RCA low-level inputs for aftermarket radios Maintains OEM sound system functionality Simplifies aftermarket stereo installation Compatible Vehicles Include: Toyota Camry Toyota 4Runner Toyota Tacoma Toyota Tundra Toyota Sequoia Toyota Prius Toyota Avalon Lexus ES300 Lexus IS300 Compatible vehicle coverage varies by trim level and audio package. An aftermarket radio with RCA outputs is typically required for proper amplifier integration.
