Exhaust Systems

A properly designed marine exhaust system is essential for engine performance, crew safety, and comfort onboard. Unlike automotive exhaust, marine wet exhaust systems inject raw cooling water into the exhaust stream to cool the gases before they exit the vessel. This process requires carefully selected components — mixing elbows, waterlock mufflers, exhaust hose rated for high temperatures, and correctly positioned through-hull fittings — all working together to prevent dangerous backflow, water ingestion, and excessive noise.

Luxfords supplies the complete Vetus range of marine exhaust components, widely regarded as the industry standard for quality and engineered reliability. The range includes waterlock and waterlock/muffler combination units, mixing elbows in various configurations, heavy-duty wet exhaust hose, swan neck fittings, through-hull exhaust outlets, and all necessary connectors and clamps. Vetus also offers dry exhaust components and Genverter silencers for generator installations. Every component is designed for ease of installation and long service life in the harsh marine environment.

Designing an effective exhaust system requires attention to hose routing, waterlock placement relative to the waterline, total backpressure, and rise-and-fall heights. Incorrect exhaust design can lead to water entering the engine, excessive noise, or poor engine performance. Luxfords provides expert guidance on exhaust system layout, component selection, and sizing based on engine specifications. Whether fitting out a new build or troubleshooting an underperforming existing system, the Luxfords technical team can assist with a solution tailored to the vessel.