Locate Jeep Universal Catalytic Converters. Replace Jeep Catalytic Converter Replacement Cost & Jeep Catalytic Converter. Order Jeep Converter For. Maintaining the Universal Catalytic Converter in your Jeep ensures peak performance and longevity; regular check-ups prevent clogging and detect exhaust system issues early. Signs like reduced acceleration, lower fuel efficiency, or a sulfuric smell signal it's time for a replacement. To extend its lifespan, use high-quality fuel and ensure proper engine tuning. When selecting a new converter, consider the two main types: two-way and three-way, each designed for specific emission requirements, with durability and compatibility in mind. Opt for a model with sturdy construction and remember, a precise fit is crucial for hassle-free installation, so choose converters tailored to Jeep specifications for optimal function and ease of integration.