Upgrade your exhaust system with this pair of Volvo and Mack graphite 5-inch diameter exhaust gaskets. Measuring 5 inches long, 5 inches wide, and 0.09 inches tall, these EPA10-compliant gaskets are constructed from durable graphite. They are sold as a pair and can be directly replaced with OE clamps and gaskets, fitting most Mack and Volvo makes and models. With direct OE replacement numbers 21095726 and OTR82820, these gaskets offer a practical and environmentally friendly solution for your exhaust system needs.