Upgrade your Peterbilt 378, 379, 386, or 389 with the Vendetta Billet Aluminum Seat Base Adapter, crafted with precision in the USA. This robust adapter offers a seamless fit, ensuring a sturdy and reliable foundation for your seating. Made from high-quality billet aluminum, it's designed for durability and longevity, enhancing the interior of your truck with its practicality and sleek design. Ideal for drivers seeking a reliable seat base solution, this adapter merges functionality with an elegant finish, making it a smart addition to your vehicle's cabin.