Discover Subaru Exhaust manifold gasket. Browse Subaru Universal exhaust flange gasket & Subaru Catalytic converter seal. Shop Subaru Exhaust flange gasket. Maintaining the exhaust gaskets in your Subaru is crucial for ensuring a quiet and fume-free ride, as these gaskets are key in sealing the exhaust manifold to the cylinder head. To extend their lifespan, routinely check for any signs of wear or damage, such as increased engine noise or an unusual smell, which often indicate a need for replacement. When choosing a new exhaust gasket, opt for high-quality materials like multi-layer steel or graphite, which provide durability and heat resistance. Installation is straightforward for those with mechanical savvy, but always ensure the engine is cool and the surface is clean for a perfect seal. By selecting the right type and conducting regular maintenance, you can enhance your Subaru's performance and maintain its value.