The Lincoln 120 Inch Diablo Top Stack is a high-quality, OEM product designed to fit most makes and models. With a 6 Inch OD and a plain end on the right side, this chrome-plated stack offers a sleek and durable addition to your vehicle. Sold individually, this top stack is a practical and stylish choice for any truck or heavy-duty vehicle. Its outside diameter with a plain end ensures a secure fit, making it a reliable and long-lasting option for your exhaust system needs.