This genuine GM exhaust gasket is a high-quality replacement part for your vehicle's exhaust system. It is designed to fit perfectly and provide a reliable seal for your engine. The part number for this item is 84135650. Made specifically for GM vehicles, this exhaust gasket is a crucial component for maintaining your car's engine performance. It is easy to install and will provide a long-lasting solution for your exhaust system needs. Buy with confidence knowing that you are getting a genuine GM part.