The TWH14 OEM Amplifier Integration Harness is designed to simplify aftermarket radio installations in select Toyota and Lexus vehicles equipped with a factory amplifier. This harness allows you to connect an aftermarket stereo to the vehicle's original amplified audio system without cutting or modifying factory wiring. Featuring plug-and-play connectivity and factory-style connectors, the TWH14 helps retain factory amplifier functionality while providing a clean, professional installation. Features Retains the factory amplified audio system when installing an aftermarket radio Direct plug-and-play connection to factory wiring No cutting or splicing of OEM wires required Preserves factory amplifier functionality Factory-style connectors ensure a secure and reliable fit Simplifies aftermarket stereo installation Compatible with most aftermarket radios and multimedia receivers Ideal for professional installers and DIY enthusiasts Specifications Part Number: TWH14 Product Type: OEM Amplifier Integration Harness Application: Aftermarket radio installation with factory amplifier retention Installation: Plug-and-play Vehicle Compatibility: Select Toyota and Lexus vehicles (1990-2002) Connector Type: Factory Toyota/Lexus amplified audio system connectors Function: Retains factory amplifier operation when replacing the factory radio Construction: High-quality wiring with molded OEM-style connectors Vehicle Compatibility Fits select Toyota and Lexus vehicles equipped with factory amplified audio systems, including: Toyota Avalon Camry Celica Land Cruiser MR2 Previa RAV4 Solara Supra Tacoma Tundra Lexus ES Series GS Series IS Series LS Series LX Series RX Series SC Series Vehicle fitment and factory amplifier compatibility should always be verified before purchase.