The Lincoln - 54 Inch Diablo Top Stack is a high-quality product designed to fit most makes and models. With a 6-inch outside diameter and a plain end on the right side, this chrome-plated stack offers OEM quality and durability. Its sleek design and practical features make it a reliable choice for enhancing the performance of your vehicle. Sold individually, this top stack is a practical and beneficial addition to any vehicle, providing improved exhaust flow and a stylish appearance.