The Grand Rock 6 Inch Length I.D to O.D Diameter Pipe Connectors are a practical and versatile solution for connecting pipes of varying diameters. These aluminized connectors are available in diameters ranging from 2 inches to 8 inches, making them suitable for a wide range of makes and models. With a length of 6 inches, these pipe couplers are sold individually and are designed to fit most vehicles. Whether you're a professional mechanic or a DIY enthusiast, these connectors offer a reliable and durable solution for your exhaust system needs.