I purchased this gasket for my high-performance engine and it has exceeded my expectations. As a result of using this product, I found that it seals tight and prevents any leaks. It is made of high-quality materials that can withstand the rigorous demands of my engine. The gasket also improved the overall performance OF my vehicle .However, the installation process can be a bit tricky and requires some technical know-how. Overall i highly recommend this gasket to any automotive enthusiast looking to enhance their vehicle's performance..