Intake Manifold Gasket Dorman® 615-305 OE Solutions Series - Kit Dorman Intake Manifold Gasket Airtight gasket seal prevents vacuum and in some cases coolant leaks Dorman 615-300 Lower Intake Manifold | Autoplicity Backed by team of engineers and quality control specialists in the United States Product Details Lower and Upper Intake Manifold Gasket Set (615-305) by Dorman®. Position: Lower and Upper. Dorman's Intake Manifold Gasket Sets include all the gaskets and other hardware necessary for a complete, exact repair. In certain applications, dorman-improved metal construction has been used for increased gasket durability In certain applications, dorman-improved metal construction has been used for increased gasket durability. Dorman Intake Gaskets 615-305 - Summit Racing Ensure fit ? to make sure this part fits your exact vehicle, input your make, model and trim level into the Amazon Garage