The EVO-ALL is an integration module that connects to the remote start that allows it to talk to the vehicle to allow it to start. There are multiple T-harnesses available to make your installation faster and look more OEM. The EVO-ALL has multiple CAN controllers built-in so that it can talk to more than one CAN network in a vehicle if applicable. The EVO-ALL also comes pre-flashed for many vehicles, so there may be no need to plug the module into a computer and make adjustments. The module also is full high speed 2-way data to data that allows it to connect with a minimal amount of connections to the remote start system. The EVO-ALL is an ALL-IN-ONE data immobilizer bypass and door lock interface combo module It uses a multiple bus architecture with 10 separate communication ports that provide more complete functionality on every supported vehicle 2-way Data-Link port for serial communication with compatible remote car starters and also includes analog plug for compatibility with non 2-way Data-Link compatible remote car starters Multiple bus architecture with 10 separate communication ports that provide more complete functionality on every supported vehicle For full functionality, installation manual, and to see if this module is compatible with your vehicle please go to Fortin's web site MODEL NO - EVO-ALL