This Chevrolet, GMC, Workhorse, and Workhorse Custom Chassis Exhaust Pipe Flange Gasket Kit is a complete repair solution for your vehicle's exhaust system. With a 92mm inside diameter and 1.8mm thickness, this regular grade type gasket features 4 bolt holes and MBG-D construction material. Sold individually as a square gasket type, it is a direct replacement for the original gasket, ensuring a perfect fit. Quality tested to meet product standards, this gasket is compatible with most Chevrolet, GMC, Workhorse, and Workhorse Custom Chassis models from 2003-2014. Replace this gasket anytime you service related exhaust components for optimal performance.