Exhaust Systems

Made of the special blended composite NAVIDURIN - which is temperature resistant up to 260ºC - these Heavy Duty waterlocks outperform standard GRP materials by 170%! The same applies for the thermal resistance to deformation under pressure. The...

This type of waterlock is designed for modern high performance boats with one or two large engines which have little space to spare in the engine room. The outlet connection at the top can rotate through 360º and the inlet connection is at an angle...

This type of waterlock is designed for modern high performance boats with one or two large engines which have little space to spare in the engine room. The outlet connection at the top can rotate through 360º and the inlet connection is at an angle...

This type of waterlock is designed for modern high performance boats with one or two large engines which have little space to spare in the engine room. The outlet connection at the top can rotate through 360º and the inlet connection is at an angle...

Sierra Exhaust Manifold (Dry Joint) - Mercruiser - S18-1843. Replaces: 865735A02, 865049T01, 864308T01 Fits: 305, 350, 377, 5.0L, 5.7L, 6.2L(2002 and Newer) Use with: Manifold Gasket: S18-2949 Elbow Gaskets: S18-0720, S18-0721 or S18-0722 Elbow:...

Vetus Exhaust Muffler - Type MV - Especially Developed for Fast Craft with Powerful Engines. By using one of these compact mufflers, you have tremendous reduction of exhaust noise with minimal back pressure. All parts are made of synthetic...

Sierra V6 Dry Joint Exhaust Manifold - Mercruiser - S18-1842. Replaces: 864612T01 Fits: 4.3L Alpha/Bravo (2002 and Newer without Engine Catalyst) Use with: Dry Joint Elbow Gaskets: S18-0720, S18-0721 or S18-0722 Part...

Once the engine of your boat has stopped a VETUS waterlock of the correctly chosen capacity will make sure that water will not run back into the engine.  Sometimes the exhaust line is so long that an extra large capacity waterlock is required to...

Vetus 3 Chamber Waterlock / Muffler (15 Litres) High-performance noise cancellation for your boat. The unique three-chamber design technology makes these an incredible 10dB quieter than our already very quiet traditional waterlocks. The inlet chamber of...

Vetus Exhaust Muffler - Type MF - Especially Developed for Fast Craft with Powerful Engines. By using one of these compact mufflers, you have tremendous reduction of exhaust noise with minimal back pressure. All parts are made of synthetic...

The new line of VETUS HD waterlocks is made from the specially blended composite NAVIDURIN that is heat resistant up to 260°C. While the NLP waterlock design is already well known for its silencing features, versatile installation options, and...

The quietest waterlock in the world! Due to its unique three chamber technology it has a sound reduction of an incredible 10dB more than the traditional waterlocks. Its rotatable chambers and hose connections ensure a quick and simple installation even...

For marine engines and generator sets. The VETUS gas / water separator has a double function. It separates the injected raw cooling water from the exhaust gases and also functions as a gooseneck. Particularly important for generator sets, the...

VETUS plastic muffler type MP100 for 100 mm hose The design of this muffler creates additional mixing of water inside the exhaust line, resulting in even greater noise reduction. For 102mm exhaust hose. Function Muffler Inlet hose...

Designed for horizontal installation. The body of this waterlock / muffler consists of 2 rotatable chambers and fully rotatable hose connections, ensuring simple and time saving installation in a wide range of applications. Suitable for a wide range of...

NLP waterlocks are of dual stage construction featuring upper and lower chambers with a horizontal partition plate and a riser tube through the centre with superior silencing & minimal back pressure. The installation of the exhaust system, even in...

The quietest waterlock in the world! Due to its unique three chamber technology it has a sound reduction of an incredible 10dB more than the traditional waterlocks. Its rotatable chambers and hose connections ensure a quick and simple installation even...

Once the engine of your boat has stopped a VETUS waterlock of the correctly chosen capacity will make sure that water will not run back into the engine.  Sometimes the exhaust line is so long that an extra large capacity waterlock is required to...

Once the engine of your boat has stopped a VETUS waterlock of the correctly chosen capacity will make sure that water will not run back into the engine. All VETUS waterlocks are provided with a drain plug for winter storage. Suitable for exhaust hose...

The new line of VETUS HD waterlocks is made from the specially blended composite NAVIDURIN that is heat resistant up to 260°C. While the NLP waterlock design is already well known for its silencing features, versatile installation options, and...