Sound Extreme has all choices of Smart Start in Stock, with GPS Tracking, Control your Vehicle Security system and remote start from any smart phone with this cool app from directed DEI Smart Start. We are your local smart start dealer and smart start installation company in Nashville TN. Sound Extreme is Considered by many to be the Remote Start Experts in Nashville, we are used by many of the car audio shops around town to do their alarm and remote start installations, we have been in the Nashville area for over 25 years and are the leaders in Remote Start Installation and Alarm Installation in Nashville. We offer a lifetime warranty on all Installs we perform using our DEI parts, as we are 100% confident you will have no trouble out of your remote start system. we will install on all makes and models of cars even the ones all the others are scared of.. we also have the best prices in Nashville for car alarm, remote start and security products and installation. We have GPS and Non GPS Smart Start systems In Stock all day. we can come directly to you to install your remote start or alarm anywhere in the Nashville area, including La Vergne, Smyrna, Antioch, Madison, Gallatin, Brentwood, Cool Springs, Mt Juliet, Lebanon, Rivergate, Hendersonville, Goodlettsville, and many surrounding areas in Middle Tennessee.