The Challenger EC Engine Compartment Air Horn with Compressor is a practical and efficient solution for enhancing the sound of your vehicle. With its direct drive compressor, there is no need for a separate tank, making installation easier. The triple chrome plated trumpets not only add a stylish touch but also ensure durability. This air horn comes with all the necessary mounting hardware and a compact chrome compressor, making it suitable for most makes and models. Measuring at 14-1/2" x 7" x 5", this air horn is a reliable and convenient choice for any vehicle.