Hoses – OEM for industrial and marine engines
Hoses are essential components for transporting coolant, oil, air, and fuel within industrial, marine, and generator engines. From pressure lines to return flow or venting, properly matched engine hoses support consistent performance and long-term reliability. Whether used in compact gensets or large propulsion systems, high-grade hoses reduce wear, improve temperature stability, and simplify maintenance across all application types.
COOLING HOSE - 845872 suitable for Volvo/Volvo Penta engines
Robust Cooling Hose: Reference Number 845872Discover the cooling hose, suitable for Volvo/Volvo Penta engines. With the reference number 845872, this product belongs to the esteemed category of holders, plates and flanges. Thanks to its impeccable manufacturing quality, the cooling hose helps to function stably even under the most demanding conditions, keeping your engines optimally cooled.Premium OEM Replacement Parts for Maximum EfficiencyThis cooling hose is a top-tier OEM replacement part, compatible with Volvo/Volvo Penta engines. When selecting our products, we focus on quality that is on par with the manufacturer's parts. Rely on the reliable performance that this OEM replacement part offers to ensure the efficiency of your engines.
FUEL HOSE - 845646 suitable for Volvo/Volvo Penta engines
Fuel Hose for Optimal Engine PerformanceDiscover our fuel hose with the comparison number 845646, designed to be compatible with Volvo/Volvo Penta engines. This OEM replacement part belongs to the group of hoses and ensures excellent performance for diesel and gas engines. Weighing just 0.263 kg, the hose is lightweight, robust, and ideal for both maritime and stationary use.Trust in QualityThe fuel hose is available as an OEM replacement part, which gives you the assurance that you are acquiring a reliable product. Every detail of the hose is designed for the specific requirements of the manufacturers, supporting functionality and durability. Ideal for professional use, this hose contributes to the efficiency of the engines.
FUEL HOSE - 845450 suitable for Volvo/Volvo Penta engines
Precise Solutions for Your RequirementsDiscover our OEM replacement part, the fuel hose with the comparison number 845450. This product is characterized by precise fit and is specifically designed to meet high-performance requirements. The fuel hose is therefore an ideal choice for the most demanding applications in connection with engines that depend on it.
TUBING CONNECTION - 845372 suitable for Volvo/Volvo Penta engines
Quality That ConvicesDiscover the tubing connection with comparison number 845372, a top-quality OEM replacement part that is suitable for Volvo/Volvo Penta engines. In the category "Hoses," this product is essential for the smooth operation of your engines.Excellent Fit for Your EnginesThe tubing connection ensures optimal performance and longevity thanks to its precise design. This OEM replacement part impresses with excellent features, making it ideal for demanding applications. Rely on our experience in providing replacement parts.
COOLING HOSE - 845156 suitable for Volvo/Volvo Penta engines
Optimal Cooling Performance – Comparison Number 845156Discover the cooling hose available with the comparison number 845156, specifically designed for Volvo/Volvo Penta engines. This product offers reliable cooling and significantly contributes to the efficiency of your machine. With this OEM replacement part, you can feel confident in your choice.High-Quality Products for Engine TechnologyThe cooling hose weighs only 0.4 kg, making it ideal for use in your plant technology. As an OEM replacement part, we adhere to high standards to optimize the functional performance of your engine. This product is suitable for Volvo/Volvo Penta engines and features a durable and robust construction.
COOLING HOSE - 844261 suitable for Volvo/Volvo Penta engines
High-performance Cooling Hose for EnginesDiscover the cooling hose, comparison number 844261, specifically designed to promote optimal cooling performance for your engines. This product belongs to the clamps and is compatible with Volvo/Volvo Penta engines. Weighing only 0.593 kg, this hose is easy to install while still providing the robustness required for demanding marine applications.
COOLING HOSE - 844057 suitable for Volvo/Volvo Penta engines
Cooling Hose for Reliable EnginesDiscover the product, the cooling hose with the comparison number 844057. This OEM replacement part offers a precise solution for your diesel and gas engines. The cooling hose is ideally suited to meet the comprehensive requirements of engines, particularly for models compatible with Volvo/Volvo Penta. Its excellent manufacturing quality ensures that your engine operates optimally under various conditions.Information on the Comparison Number and Technical DetailsThe comparison number 844057 is your key to selecting the right cooling hose. Weighing only 0.418 kg, this OEM replacement part combines outstanding durability with top functionality. The gasket group ensures a reliable seal, which is particularly crucial for engines compatible with Volvo/Volvo Penta. You can trust that you are acquiring a product that meets the highest quality standards.
COOLING HOSE - 843552 suitable for Volvo/Volvo Penta engines
Coolant Management with Cooling Hose Discover our cooling hose, comparison number 843552, which has been specifically developed to meet the demands of your engines. This OEM replacement part belongs to the category "Lines and pipes" and ensures excellent coolant circulation. Effective coolant management is essential for the performance of your engines, and our product reliably fulfills this requirement.
FUEL HOSE - 840884 suitable for Volvo/Volvo Penta engines
Vital Fuel Hose Suitable for EnginesDiscover our reliable product, the fuel hose (comparison number: 840884), designed for numerous applications in the marine technical field. This hose is suitable for Volvo/Volvo Penta engines and ensures safe and efficient power transmission. As an OEM replacement part, it comes from a certified mass production, which means quality and performance.
FUEL HOSE - 840883 suitable for Volvo/Volvo Penta engines
Fuel hose suitable for your needsDiscover our fuel hose with the comparison number 840883, suitable for Volvo/Volvo Penta engines. This OEM spare part features a precise fit and special characteristics that make installation a breeze. Weighing only 0.248 kg, it is easy to mount, making this product a valuable addition to your spare parts database.
FUEL HOSE - 840317 suitable for Volvo/Volvo Penta engines
Premium Fuel Hose for Your EnginesDiscover our fuel hose, an OEM replacement part that is marked with the comparison number 840317. This product offers a top-tier solution for all applications where reliability and quality are crucial. Weighing only 0.052 kg, this hose is not only lightweight but also extremely robust, making it ideal for various engine types.Suitable for Volvo/Volvo Penta EnginesOur fuel hose has been specifically designed to be suitable for Volvo/Volvo Penta engines. This outstanding fit and quality features ensure you receive an OEM replacement part that delivers the same performance as the manufacturer's spare parts. While aftermarket products often bring uncertainties regarding quality, you can rely on our product.
FUEL HOSE - 840263 suitable for Volvo/Volvo Penta engines
Your Solution: Fuel Hose 840263The fuel hose with the reference number 840263 is an excellent aftermarket replacement part specifically designed for demanding applications. Weighing only 0.192 kg, this product offers a precise solution that ensures optimal results. Take advantage of the quality associated with reference number 840263.Ideally Suitable for Volvo/Volvo Penta EnginesThis fuel hose product is compatible with Volvo/Volvo Penta engines and provides the required efficiency for various applications, whether in the marine industry or stationary use. Rely on a replacement part that offers optimal performance tailored to the specific needs of your engine.
FUEL HOSE - 840001 suitable for Volvo/Volvo Penta engines
Efficient Fuel Hose for ApplicationsDiscover our fuel hose, which impresses with efficiency and reliability. This OEM replacement part has the comparison number 840001 and is optimally suited for applications where engines require a consistent fuel supply. Rely on the quality of this product to keep your machines operating seamlessly.Suitable for Volvo/Volvo Penta EnginesThe fuel hose is specifically designed for Volvo/Volvo Penta engines, ensuring easy integration into your systems. Weighing only 0.096 kg, this product is perfectly positioned, so you don't have to worry about the weight. Our selection of OEM replacement parts includes over 1 million items, ensuring reliability.
SCHLAUCH, METALL- - 8389970891 suitable for MTU engines
OEM Spare Parts for Marine UseThe hose with the comparative number 8389970891 is an essential OEM spare part specifically designed for use in engine systems. The Schlauch, metall- offers excellent performance in the valve train and is optimally tailored to your requirements.Challenging Solutions for Your EnginesMOPA Motorparts provides not only spare parts suitable for MTU but also for a variety of manufacturers such as MWM, Mercedes-Benz, Deutz, and many more. Each of our products is carefully selected and suited to the specific demands of the engines. We stand behind the durability and functionality of our parts.
RUBBER HOSE - 8381596183 suitable for MTU engines
Rubber hose for improved engine performance Discover the rubber hose with reference number 8381596183, an excellent product that ensures maximum functionality. This rubber hose belongs to the product group of hoses and impresses with its quality and durability for use in engines.OEM replacement part suitable for MTU engines This OEM replacement part is suitable for MTU engines and offers precise implementation. Our strict internal controls come from a range that includes only top-quality products that meet the demands of demanding applications.
HOSE - 8379971382 suitable for MTU engines
Precision Components: Hose Compatible with MTU The pre-shaped hose (comparison number: 8379971382) is a high-quality OEM replacement part that particularly contributes to crankcase parts. Ideal for engines, this product ensures precise fit and maximum accuracy during operation.Robust Construction for Unmatched Performance This hose stands out with its durable construction and is a reliable component compatible with MTU engines. It supports optimal functionality in various applications, particularly in marine and stationary use.
HOSE - 8379971182 suitable for MTU engines
Optimal Solution for Engine Replacement Parts Experience the exceptional quality of our preformed hose, suitable for MTU engines. This OEM replacement part with the reference number 8379971182 is the ideal choice for engine drive components and ensures excellent performance in your applications.
FUEL HOSE - 837794 suitable for Volvo/Volvo Penta engines
Product Description: Premium Fuel HoseDiscover our fuel hose, an excellent product designed as an OEM replacement part. The comparison number 837794 makes it an optimal replacement for all applications where efficiency and reliability are crucial. It is an ideal component suitable for various applications in marine and stationary engines, as well as locomotives that rely on durable solutions.Fit for Key EnginesOur fuel hose has been precisely manufactured for Volvo/Volvo Penta engines. Weighing only 0.054 kg, it is both lightweight and extremely robust, ensuring that your engine can operate efficiently. Rely on OEM replacement parts that meet the highest quality standards.
FIRE-RESISTANT HOSE - 8339970382 suitable for MTU engines
Quality of the Fire-resistant HoseDiscover our fire-resistant hose with the comparison number 8339970382. This product provides the ideal solution for demanding requirements, as it has been specifically designed to meet the needs of engines. It is an essential OEM spare part that impresses with durability and reliability.
SUPPORT - 8332301482 suitable for MTU engines
Premium tubing connection with part number 8332301482Discover our tubing connection, which is listed under the part number 8332301482. This product is specifically designed as an OEM replacement part and provides the perfect solution for all MTU engines. Quality and precision are essential, ensuring you won't compromise on performance.OEM quality for your enginesOur tubing connection is designed to fit MTU engines and meets the highest standards. OEM replacement parts are the ideal choice to ensure the functionality of your engines and support their performance. Trust this tubing connection, which serves as a compelling replacement part.
HOSE - 8332030089 suitable for MTU engines
Hose suitable for your MTU enginesOur pre-shaped Hose, comparison number 8332030089, is the perfect spare part designed specifically for MTU engines. Attached to the category "Housings, covers and closures," this Hose is the ideal solution for your engine requirements. Safety and performance are at the forefront of our products to enable efficient operation.
HOSE - 8332030082 suitable for MTU engines
Preformed Hose for Your Engine ApplicationsDiscover our preformed hose, comparison number 8332030082, which is specially manufactured as an OEM replacement part. This component is suitable for MTU engines and ensures the highest efficiency and durability in your application.Precision in Every ProductThis hose belongs to the product group Screws and is suitable for MTU engines. Each OEM replacement part is carefully manufactured to meet the requirements of your engines. Rely on the precision and quality that these products offer.
SHRINKABLE HOSE - 8331594183 suitable for MTU engines
Quality Product: Shrinkable Hose with Comparison Number 8331594183Discover our shrinkable hose with the comparison number 8331594183, suitable for MTU engines. This product belongs to the category "hoses" and is ideally suited to ensure the longevity and reliability of your engines. Our selection is carefully tested and delivers excellent results.Safety through OEM Replacement PartsWe rely exclusively on OEM replacement parts to provide the highest quality. The shrinkable hose is the focus and can be used without hesitation in demanding applications with the comparison number 8331594183. This makes it the optimal choice for any professional use.
PRESSURE PIPE - 8192249 suitable for Volvo/Volvo Penta engines
Reliable Pressure Pipe for Various ApplicationsDiscover the premium pressure pipe with the comparison number 8192249. This product belongs to the category of Pumps, parts and accessories and is the perfect choice for diverse applications. Weighing only 0.298 kg, this pressure pipe has been specifically designed to meet the demands of engines.
What are hoses used for in engines?
Hoses are flexible tubing components that connect engine parts for the purpose of fluid and air transport. They carry coolant between the engine block and radiator, deliver fuel to injection systems, and vent gases through breather or return lines. In marine engines, marine hoses must resist saltwater, vibration, and continuous temperature cycling, while motor hoses for land-based equipment are built for thermal expansion and pressure loads. Specific engine tubing is also used to route low-pressure air or manage emissions.
Function and benefits of engine and marine hoses
- Secure transfer of coolant, fuel, oil, or air
- Reduced vibration transfer between rigid components
- Resistance to chemicals, salt, and temperature extremes
- Quick service access through modular fittings
- Improved safety by isolating thermal and pressure zones
Properly sized engine hoses contribute to performance stability. In marine systems, marine hoses and fittings form closed systems that withstand corrosion and pressure surges. On land, motor hoses are often part of emission and cooling loops.
Types and materials used in hoses
- Reinforced rubber hoses for coolant and air
- Silicone hoses for high-heat and low-pressure areas
- Braided or wrapped tubing for vibration-sensitive zones
- Flexible exhaust and breather hoses
- Custom hose adapter for boat motor installations
Engine hose construction depends on its role: fuel hoses are often lined for hydrocarbon resistance, while marine hose products must meet safety standards for fire and burst resistance. Modern materials also include EPDM, nitrile, and fluorosilicone for specialized functions in power systems.
Compatibility and sourcing
We supply high-performance hoses suitable for MTU, Deutz, MAN, Volvo Penta, and MWM. All components are selected for chemical compatibility, temperature resistance, and connection reliability. Whether you're replacing a coolant engine hose or retrofitting with a new hose adapter for boat motor installations, we support precise selection based on diameter, length, and engine layout.
With our large stock and fast shipping, we help avoid unnecessary downtime—whether for planned service intervals or emergency repairs.
Application areas for industrial and marine hoses
Marine hoses are used in propulsion engines, bilge systems, exhaust loops, and seawater cooling lines. In industrial and stationary engines, motor hose products deliver oil and coolant to control thermal loads. Across all applications, properly routed engine hoses protect adjacent components and maintain system pressure during load changes or thermal expansion. Modular solutions simplify installation, especially in confined spaces or mobile setups.
Advantages of buying from us
As a B2B supplier, we offer:
- Fast DHL Express shipping from our extensive stock
- Support for selection and part identification
- Online ordering optimized for technical buyers
We support engineers and technicians with experience-based product selection and quick availability. Our offerings cover full hose sets as well as individual lengths, elbows, and marine hoses and fittings for on-site installation.
Related components to hoses
When replacing hoses, it is common to also exchange hose clamps, seals, gaskets, and vibration dampers. In marine applications, compatible adapters and through-hull fittings may also be required. We supply all related parts needed for safe and effective hose replacement in modern engine systems.
Frequently asked questions about engine hoses
What is a breather tube for on an engine?
A breather tube allows gases and pressure to escape from the crankcase or valve cover, preventing buildup and ensuring engine ventilation.