Introducing the OE Style Exhaust Manifold with Catalytic Converter 2.5L for 02-06 Nissan Sentra Altima, designed and manufactured in our factory with superior quality materials and precision craftsmanship. This exhaust manifold is a direct replacement for your original part, ensuring a perfect fit and exceptional performance. Featuring a built-in catalytic converter, it effectively reduces harmful emissions while enhancing exhaust flow. Our exhaust manifold is engineered to meet or exceed OEM standards, ensuring long-lasting durability and reliability. Upgrade your Nissan Sentra Altima with our OE Style Exhaust Manifold with Catalytic Converter and enjoy a quieter, smoother ride with improved fuel efficiency.