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.
TUBING CONNECTION - 21616859 suitable for Volvo/Volvo Penta engines
Tubing Connection for Enhanced Engine PerformanceDiscover our tubing connection (reference number: 21616859) – an essential spare part that is ideally suited to the needs of your engines. Weighing 0.462 kg, this product from the category "Hoses" not only offers a precise fit but also the durability you can expect from an OEM spare part.
TUBING CONNECTION - 21576058 suitable for Volvo/Volvo Penta engines
Premium Tubing Connection for Your EnginesDiscover our tubing connection (comparison number 21576058), specifically designed to be suitable for Volvo/Volvo Penta engines. Weighing 1.428 kg, this product provides a reliable and precise solution for your needs. It belongs to the category of hoses and stands for durable quality and functionality.Trust in OEM Replacement PartsOur tubing connection with the comparison number 21576058 impresses with its meticulous workmanship and meets the high standards of OEM replacement parts. MOPA Motorparts offers over 1 million spare parts focused on quality. Rely on replacement parts that are suitable for Volvo/Volvo Penta engines and enhance your machines' efficiency.
TUBING CONNECTION - 21576053 suitable for Volvo/Volvo Penta engines
Spare Part Compatible with Volvo/Volvo Penta EnginesDiscover our tubing connection (comparison number: 21576053) – an essential OEM spare part that ensures performance for your engines. This product is not only lightweight, with a weight of 0.938 kg, but also impresses with its excellent fit and functionality. It is compatible with Volvo/Volvo Penta engines and enables efficient operation.
TUBING CONNECTION - 21576047 suitable for Volvo/Volvo Penta engines
Tubing connection for professional applicationsDiscover our tubing connection with the comparison number 21576047, specifically designed for Volvo/Volvo Penta engines. This OEM spare part offers excellent performance and meets the highest quality standards required in marine and locomotive technology. Weighing 0.453 kg, it is both durable and easy to install.
FUEL HOSE - 21550163 suitable for Volvo/Volvo Penta engines
Reliable Fuel Hose for Every ApplicationDiscover our fuel hose, comparison number 21550163, manufactured as an OEM replacement part. This product is suitable for Volvo/Volvo Penta engines and ensures effective fuel delivery, which is essential for the optimal functioning of your machines. Rely on the quality of our OEM replacement parts for maximum efficiency.Optimal Performance for EnginesOur fuel hose is particularly suitable as it meets high demands. The product with the comparison number 21550163 fits perfectly into systems designed for Volvo/Volvo Penta engines. Trust in the fit and functionality down to the last detail.
TUBING CONNECTION - 21451470 suitable for Volvo/Volvo Penta engines
Tubing Connection – Quality for Your EnginesDiscover the tubing connection with the comparison number 21451470, a high-quality OEM replacement part specifically designed for use in engines. This tubing connection provides a reliable connection and is suitable for Volvo/Volvo Penta engines. Weighing only 0.102 kg, it is lightweight, robust, and well-suited for use in demanding environments.Suitable for All Marine ApplicationsOur product group Hoses includes OEM replacement parts that are optimally tailored to meet the requirements of marine and stationary applications. The tubing connection with the comparison number 21451470 significantly contributes to the efficiency of your engines by ensuring a stable and secure connection.
TUBING CONNECTION - 21448588 suitable for Volvo/Volvo Penta engines
Tubing connection with comparison number 21448588Discover our tubing connection with the comparison number 21448588, specifically developed for engines in professional use. This OEM replacement part offers the required quality and durability needed in demanding environments. The use of the best materials ensures reliable performance for your suitable for Volvo/Volvo Penta engine.Suitable for Volvo/Volvo Penta enginesOur tubing connection is suitable for Volvo/Volvo Penta engines and integrates seamlessly into existing systems. This OEM replacement part impresses with its robustness and enables efficient usage. With a weight of 7.162 kg, it is ideal for various applications.
TUBING CONNECTION - 21444236 suitable for Volvo/Volvo Penta engines
Tubing connection suitable for your engine needsDiscover our tubing connection, marked with the comparison number 21444236. This product is compatible with Volvo/Volvo Penta engines and meets the highest quality standards. As an OEM replacement part, it stands for durability and reliability to ensure the efficiency of your engines. Weighing only 0.043 kg, it is easy to install and transport.
TUBING CONNECTION - 21444232 suitable for Volvo/Volvo Penta engines
Optimal Solution for Your EnginesDiscover our tubing connection, marked with the comparison number 21444232. This premium product ensures an excellent fit for Volvo/Volvo Penta engines and is characterized by its high quality. Rely on OEM spare parts specifically designed to enhance the performance of your engines.Robust Features and High PrecisionWeighing 7.063 kg, the tubing connection not only provides stability but also excellent functionality under demanding operating conditions. Thanks to the use of high-quality materials, this OEM spare part ensures that you can optimize the efficiency of your engines. This product is an essential component suitable for all relevant applications.
TUBING CONNECTION - 21440758 suitable for Volvo/Volvo Penta engines
### Product Description: Tubing connection 21440758 for Volvo/Volvo PentaReliable product with comparison number 21440758 The tubing connection with the comparison number 21440758 offers an optimal solution for engine requirements. This OEM spare part is crucial for the performance and efficiency of your applications. As part of the product group "Hoses", it has been developed to meet the highest standards. Weighing 0.117 kg, this product is lightweight yet durable.
TUBING CONNECTION - 21440756 suitable for Volvo/Volvo Penta engines
Robust Tubing Connection with Reference Number 21440756Discover the tubing connection with the reference number 21440756, designed specifically for Volvo/Volvo Penta engines. This reliable OEM replacement part belongs to the group of hoses and delivers optimal performance in marine as well as stationary applications. The tubing connection weighs only 0.362 kg and impresses with its robustness and precision.Precision with Reference Number 21440756Every OEM replacement part from MOPA Motorparts, including the reference number 21440756, offers the highest precision and quality. Our products are designed to integrate seamlessly into your Volvo/Volvo Penta engines. Rely on our years of experience to ensure that your engine remains in top condition.
TUBING CONNECTION - 21429139 suitable for Volvo/Volvo Penta engines
Tubing connection compatible with Volvo/Volvo PentaDiscover our tubing connection with the comparison number 21429139, specifically designed to provide an exact fit. This OEM replacement part is ideal for anyone looking for reliable solutions for their engines. Trust the quality and precision you can expect from an OEM replacement part.Optimal fit for enginesThe tubing connection is suitable for Volvo/Volvo Penta engines and belongs to the group of hoses. Weighing 0.294 kg, it is easy to install and ensures that your engine operates optimally. Don't compromise on quality – choose a replacement part that meets your requirements.
TUBING CONNECTION - 21399023 suitable for Volvo/Volvo Penta engines
Tubing connection with comparison number 21399023Discover the tubing connection with the comparison number 21399023, a top-quality OEM replacement part, suitable for your Volvo/Volvo Penta engines. This product belongs to the category of hoses and offers the highest precision and quality for your applications.Quality and Reliability of OEM Replacement PartsWeighing 0.755 kg, our tubing connection provides an outstanding fit and offers the durability you expect from an OEM replacement part. Unlike aftermarket parts, our product ensures compliance with the strict standards of the manufacturer and is carefully inspected.
TUBING CONNECTION - 21363547 suitable for Volvo/Volvo Penta engines
Excellent Tubing Connection for EnginesDiscover our tubing connection with the comparison number 21363547, designed to ensure a perfect fit for your Volvo/Volvo Penta engines. This OEM replacement part is an essential component, ideally suited for robust use in various applications and weighs 0.86 kg.Suitable for Volvo/Volvo Penta EnginesOur tubing connection is not only a top-quality OEM replacement part, but it also impresses with its durable properties. It is designed to meet the demands of engines used in maritime and stationary applications. Rely on the comparison number 21363547 to find the right parts suitable for your machines.
TUBING CONNECTION - 21338629 suitable for Volvo/Volvo Penta engines
Tubing connection compatible with Volvo/Volvo Penta enginesDiscover our tubing connection with the comparison number 21338629 – a significant spare part that is suitable for your Volvo/Volvo Penta engines. Weighing only 0.104 kg, this product boasts a robust construction and an excellent fit. The tubing connection is suitable for various applications and optimizes the performance of your engines.
TUBING CONNECTION - 21338627 suitable for Volvo/Volvo Penta engines
Tubing Connection for Reliable Engine TechnologyDiscover our tubing connection (comparison number: 21338627), carefully designed to meet the high demands of compatible with Volvo/Volvo Penta engines. This OEM replacement part provides a tailored fit and optimizes the performance of your machines in marine and stationary applications. Weighing only 0.092 kg, it is both lightweight and powerful.Tailored Solutions for Your EnginesThe article group "Hoses" includes essential components specifically designed compatible with your compatible with Volvo/Volvo Penta engines. Each part meets the strict requirements of OEM standards, ensuring the continuously reliable function of your engines. Rely on this replacement part to keep your machines in top condition.
TUBING CONNECTION - 21338625 suitable for Volvo/Volvo Penta engines
Quality of a Tubing Connection for Your EnginesDiscover our tubing connection, which perfectly meets your requirements with the comparison number 21338625. This OEM replacement part is specifically designed to ensure optimal functionality in engines. Weighing only 0.353 kg, it is versatile and an essential component in your equipment.Suitable for Volvo/Volvo Penta EnginesOur tubing connection is precisely crafted for Volvo/Volvo Penta engines. Safety and reliability are of utmost importance for replacement parts, especially in demanding environments such as marine applications or locomotives. Trust in the quality of OEM replacement parts that have proven themselves for decades.
TUBING CONNECTION - 21338614 suitable for Volvo/Volvo Penta engines
Tubing connection suitable for your enginesDiscover our tubing connection, suitable for Volvo/Volvo Penta engines, with the comparison number 21338614. This product belongs to the item group "Hoses" and offers you excellent performance. Manufactured according to the standards of OEM replacement parts, it allows for outstanding integration into your existing engine equipment.
TUBING CONNECTION - 21338612 suitable for Volvo/Volvo Penta engines
Premium Tubing Connection: Comparison Number 21338612Discover our tubing connection with the comparison number 21338612, an outstanding OEM replacement part that has been specifically designed. This product ensures optimal performance in your application and is an essential element in the category of hoses. By using this replacement part, you secure the efficiency of your engines.
TUBING CONNECTION - 21338610 suitable for Volvo/Volvo Penta engines
Excellent Tubing Connection for Demanding ApplicationsDiscover our tubing connection, comparison number 21338610, specially designed for use in various engines. This replacement part impresses with outstanding quality and a precise fit. With a weight of 0.408 kg, the tubing connection is ideal for the diverse requirements of engines in maritime and stationary applications.
TUBING CONNECTION - 21338608 suitable for Volvo/Volvo Penta engines
Robust Tubing Connection for Your RequirementsDiscover our tubing connection with the comparison number 21338608, which offers an excellent solution for diesel and gas engines. This product is suitable for Volvo/Volvo Penta engines and ensures that your engine operates optimally. Weighing 0.498 kg, it combines lightness and robustness, perfectly tailored to the needs of marine and stationary applications.Quality from OEM Spare PartsThe tubing connection, referred to as an OEM spare part, offers you durability and performance. As a spare part compatible with Volvo/Volvo Penta engines, it is specially manufactured to meet all requirements and maximize the efficiency of your machines. Rely on this product to support your engines reliably.
TUBING CONNECTION - 21338606 suitable for Volvo/Volvo Penta engines
Tubing connection with comparison number 21338606Discover the tubing connection with comparison number 21338606, which is optimally tailored to the requirements of engines. This product belongs to the category "Hoses" and is suitable for Volvo/Volvo Penta engines. At MOPA Motorparts, we focus on providing OEM replacement parts that meet the highest quality standards and ensure precise fit.Suitable for Volvo/Volvo Penta enginesThe tubing connection with comparison number 21338606 has a weight of only 0.199 kg, making it easy to handle. To ensure the performance of your machines, we only offer OEM replacement parts designed for Volvo/Volvo Penta engines. Trust in our expertise, developed over 25 years.
TUBING CONNECTION - 21338604 suitable for Volvo/Volvo Penta engines
Tubing connection suitable for Volvo/Volvo Penta enginesDiscover the tubing connection with the comparison number 21338604, designed for Volvo/Volvo Penta engines. This OEM replacement part falls under the category of hoses and offers an optimal solution for your drive systems. Weighing 0.551 kg, it combines robustness with ease of use.Perfect fit for your requirementsThe tubing connection is not only suitable for Volvo/Volvo Penta engines but is also excellent for marine and stationary applications as well as locomotives. Rely on this OEM replacement part, specifically developed for the highest demands, providing you with the reliability you need.
TUBING CONNECTION - 21338602 suitable for Volvo/Volvo Penta engines
Tubing connection compatible with Volvo/Volvo Penta enginesDiscover our tubing connection, marked with the comparison number 21338602, specifically designed for Volvo/Volvo Penta engines. This OEM replacement part impresses with its precise fit and high functionality. Weighing 0.376 kg, it is ideal for use in demanding environments and ensures reliable performance.Benefits of OEM replacement partsOur tubing connection is a top-quality OEM replacement part. This ensures that it meets the manufacturer's high standards. Unlike aftermarket products, OEM replacement parts for Volvo/Volvo Penta engines offer superior quality and reliability. With this product, you can be confident that your engine always operates optimally and has a long service life.
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.