Shop Honda Odyssey Catalytic Converter. Discover Honda Odyssey Catalytic Converter prices. Browse Honda Odyssey Catalytic Converter Exhaust Pipe. Maintaining the catalytic converter of your Honda Odyssey ensures peak performance and reduced emissions; regular check-ups can prevent costly replacements. Signs of a failing converter include decreased fuel efficiency and a sulfur-like smell. Extend its lifespan by using high-quality fuel and ensuring timely engine maintenance. When selecting a new converter, consider the two main types: two-way and three-way, each designed to target specific emissions. Opt for a durable material and consult a professional for proper installation to guarantee compatibility and compliance with emission standards, enhancing your Odyssey's eco-friendly operation and maintaining its resale value.