Replace Hyundai Catalytic Converter With Integrated Exhaust Manifold & Hyundai Exhaust Manifold Catalytic Converter Replacement Cost. Maintaining the catalytic converter with manifolds in your Hyundai is essential for ensuring peak performance and longevity. Regularly inspect for signs of wear, such as rattling noises or a sulfur-like smell, which indicate the need for replacement. To extend its lifespan, use high-quality fuel and ensure timely servicing of your vehicle's exhaust system. When choosing a replacement, consider direct-fit converters for a hassle-free installation or universal converters for a cost-effective solution, each crafted with durable materials to meet rigorous emission standards. Enhance your Hyundai's functionality and contribution to a cleaner environment by selecting the right converter, and boost your vehicle's resale value with this vital upgrade.