This new top-of-the-line Sirius Connect GM Compatible 2003-08 SIR-GM1 Tuner is the perfect accessory for your car. With its sleek black design and powerful XM satellite radio capabilities, you’ll never want to drive without it. The unit is easy to install and comes with all necessary components for a hassle-free setup. This versatile unit is compatible with a variety of car models and has a product line that is UNIVERSAL, making it a must-have for any car enthusiast. Whether you’re on a long road trip or just running errands, this Satellite Radio will provide hours of uninterrupted entertainment.