MPC TECHNICAL SUPPORT - In our effort to, 'Go Green', we provide a link to download MPC's exclusive copyrighted installation tip sheet made by MPC's professional technicians to help you through the installation process. In case you get really stuck or have questions about options we include U.S. based technical support Monday-Friday 9am-5pm Arizona time. You can also open a web-based support ticket 24/7. AVAILABLE OPTIONS (at additional cost) - MPC Smartphone App Ready: Add Interface Module. https://amzn.to/3jUJiQP U.S. ONLY. -- EVO-REMOTE-1 Ready: Add (2) Ultra-Compact 1-Button 1-Way Keyless Entry Remotes. -- EVO-REMOTE-4 Ready: Add (2) Long-Range 4-Button 2-Way Keyless Entry Remotes. PLUG & PLAY INSTALLATION TYPE - This kit uses a plug-in T-Harness which dramatically reduces number of wiring connections that typical systems require. The installation of this product will require only the plug-in connection. We provide concise instructions with plug locations for seamless installation. Adding additional options may require additional wiring connections. A person with basic knowledge of wiring car electronics should be able to install this product successfully. REMOTE START FEATURES - This is an Add-on remote start system for vehicles with existing keyless entry. Does not include remotes - this uses your factory remotes to start your vehicle by pressing the "lock" button three times. No need to carry extra key fobs! Warm or cool your car from the comfort of your home. WHAT YOU NEED TO KNOW - This is a complete remote starter kit for 2014-2019 Toyota Highlander - Push-to-Start - Gas. Includes an all-in-one remote start data interface bypass module, and T-Harness. Firmware preloaded and is ready to be programmed to YOUR vehicle. All components required for installation are included. NOTES - Automatic transmission only. To prevent theft, the remote starter will shut down the vehicle when a door is opened.