The Lincoln 54 Inch Tall Curved Top Stack is a high-quality exhaust stack that fits most makes and models. With an 8 inch inside diameter and expanded and slotted end, this stack is designed for optimal performance. It is chrome plated for durability and OEM quality. Sold individually, this stack is practical and easy to install. Upgrade your vehicle's exhaust system with the Lincoln 54 Inch Tall Curved Top Stack.