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.
RETURN HOSE - 85500010385 suitable for MAN D engines
Oil Return Hose: Your Optimal ChoiceDiscover our oil return hose, designed as an OEM replacement part specifically for your needs. The comparison number 85500010385 describes this indispensable product, which is compatible with MAN D engines. Use this product to enhance the efficiency of your engines.Suitable for MAN D Engines – Product InformationOur oil return hose is suitable for MAN D and is ideal for use in diesel and gas engines in maritime as well as stationary applications. With over 25 years of experience, we understand how important high-performance OEM replacement parts are.
COOLING WATER HOSE - 85500010189 suitable for MAN D engines
Cooling Water Hose - Your Ideal ProductDiscover the powerful cooling water hose, comparison number 85500010189, suitable for MAN D engines. This OEM spare part provides excellent cooling performance and is characterized by its robust design. With a lightweight of only 0.08 kg, the cooling water hose is both efficient and durable.Quality for the Highest DemandsThe cooling water hose is suitable for MAN D engines and meets the strict standards of OEM spare parts. Our products offer reliable performance and support the optimal functioning of your drive systems. Rely on quality backed by 25 years of industry experience.
TUBING CONNECTION - 85500009352 suitable for MAN D engines
Premium Tubing Connection for MAN D EnginesDiscover our premium tubing connection, part number 85500009352, suitable for MAN D engines. This OEM replacement part belongs to the product group "Hoses" and provides a reliable solution for your engines. Weighing 0.04 kg, it combines durability and lightness in one product.
TUBING CONNECTION - 85500009188 suitable for MAN D engines
Tubing connection with reference number 85500009188Discover our tubing connection suitable for MAN D engines, available under the reference number 85500009188. This important OEM spare part ensures that your engines operate reliably and that processes run smoothly. Weighing only 0.03 kg, installation is straightforward and efficient.OEM spare parts for MAN D enginesOur tubing connection meets the high standards of Original Equipment Manufacturers (OEM), making it a top-quality OEM spare part. This product offers optimal performance and durability for your compatible MAN D engines. Rely on the quality that only a certified spare part can provide.
TUBING CONNECTION - 85500009152 suitable for MAN D engines
Tubing Connection with Comparison Number 85500009152Discover the tubing connection with the comparison number 85500009152, specifically designed for MAN D engines. This OEM spare part offers efficient performance and is the ideal solution for your spare parts needs. Weighing only 0.2 kg, this product impresses with the durability and resilience you require for your engines.
TUBING CONNECTION - 85500009059 suitable for MAN D engines
Quality That ConvicesDiscover our tubing connection with the comparison number 85500009059. This OEM replacement part is suitable for MAN D engines and offers reliability as well as efficiency. Weighing only 0.03 kg, it is lightweight and ideal for applications in marine and stationary technology.Suitable for MAN D EnginesThe tubing connection is specifically designed to provide optimal performance. As an OEM replacement part, it perfectly meets the requirements of MAN D engines. Rely on a product that ensures the best functionality in conjunction with your engines.
TUBING CONNECTION - 85400009974 suitable for MAN D engines
Tubing connection suitable for MAN D engines Discover the tubing connection with the comparison number 85400009974, an essential OEM spare part that fits perfectly with your MAN D engines. This product from the Hoses category ensures optimal functionality and longevity in your application.Quality through internal controls Our internal controls ensure that every OEM spare part, like the tubing connection, meets the highest standards. With over 1 million spare parts in our range, you will find suitable components for nearly every need.
TUBING CONNECTION - 85400009963 suitable for MAN D engines
OEM Replacement Part for Your EnginesDiscover our tubing connection, which is equipped with the comparison number 85400009963. This OEM replacement part offers top quality and is the ideal choice for engines used in marine and stationary applications.Suitable for MAN D EnginesThe tubing connection is suitable for MAN D engines and ensures excellent fit. With this replacement part, you optimize the performance of your engines, as it meets all quality requirements.
INTAKE HOSE - 85400009953 suitable for MAN D engines
Intake Hose for Your EnginesDiscover our intake hose, comparison number 85400009953, specifically designed to work optimally with MAN D engines. This product belongs to the category of hoses and offers you reliable performance at all times.
INTAKE HOSE - 85400009950 suitable for MAN D engines
Optimal Intake Solution: Comparison Number 85400009950The intake hose with the comparison number 85400009950 is the ideal choice for your needs in marine and stationary applications. This spare part ensures optimal airflow in your engines and provides the highest efficiency.
RETURN HOSE - 85400009949 suitable for MAN D engines
Oil Return Hose: Reliable OEM Replacement PartThe oil return hose with the comparison number 85400009949 is a top-quality OEM replacement part specifically designed for engines suitable for MAN D engines. Its construction ensures reliable performance and long service life, which is crucial in demanding environments. Trust OEM replacement parts for the best possible performance of your engine.
TUBING CONNECTION - 85400009896 suitable for MAN D engines
Premium Tubing Connection – Comparison Number 85400009896Discover our tubing connection (comparison number: 85400009896), which is compatible with MAN D engines. This OEM spare part ensures the best fit and quality in your diesel and gas engines. Trust our years of experience and find over 1 million OEM spare parts in our range.
TUBING CONNECTION - 85400009895 suitable for MAN D engines
Quality Assurance through OEM Spare PartsDiscover the tubing connection with the comparison number 85400009895, an OEM spare part that meets the highest standards. This product is essential for engines that require reliable performance. Trust in the quality that comes with our many years of experience in providing OEM spare parts.
TUBING CONNECTION - 85400009758 suitable for MAN D engines
Precise Solution: Tubing Connection Suitable for MAN D Discover our tubing connection with the comparison number 85400009758, an ideal OEM replacement part specifically tailored to the requirements of engines. This product offers quality and reliability that you expect from the manufacturer.Robust Product for Engines The tubing connection is specifically suitable for MAN D engines and provides an outstanding fit. Unlike aftermarket solutions, which can often vary, our OEM replacement parts ensure long-term performance and efficiency. Your engines will be optimally supported and operate reliably.
TUBING CONNECTION - 85400009756 suitable for MAN D engines
Tubing connection suitable for MAN D enginesOur tubing connection with the comparison number 85400009756 is specifically offered as an OEM replacement part and fits perfectly for MAN D engines. This careful selection ensures that you receive a product of the best quality that meets the requirements of your engines.
TUBING CONNECTION - 85400009700 suitable for MAN D engines
Robust Tubing Connection for Reliable EnginesDiscover our tubing connection with the comparison number 85400009700, specifically designed as an OEM replacement part suitable for MAN D engines. This product offers a precise fit and ensures optimal performance in your marine or stationary application.Quality that ImpressesOur tubing connection stands out due to high-quality materials and durability, ensuring reliable operation in your engines. With the comparison number 85400009700, you can be confident in receiving an OEM replacement part of excellent quality.
TUBING CONNECTION - 85400009583 suitable for MAN D engines
Tubing connection suitable for MAN D enginesDiscover our top-quality tubing connection with the comparison number 85400009583, specifically designed for your requirements in MAN D engines. This OEM replacement part offers reliable functionality and maximum performance in demanding applications. Weighing only 0.37 kg, it combines durability and efficiency in one product.Quality and performance in OEM replacement partsOur tubing connection is an OEM replacement part and thus suitable for MAN D engines. It is characterized by its careful manufacturing and the strict internal controls that we apply at every step of quality management. At MOPA Motorparts, we focus on quality, ensuring your engines can operate optimally.
TUBING CONNECTION - 85400009503 suitable for MAN D engines
Tubing connection suitable for MAN D enginesOur tubing connection with the comparison number 85400009503 is a high-quality OEM replacement part specifically designed to support the performance of engines suitable for MAN D. Each tubing connection is carefully tested to ensure the highest quality.Reliable OEM replacement parts for enginesOur OEM replacement parts are characterized by excellent fit. This tubing connection is suitable for MAN D engines and ensures that your machines operate efficiently even under challenging conditions. Rely on top quality and durability.
TUBING CONNECTION - 85400009381 suitable for MAN D engines
Tubing connection suitable for MAN D enginesDiscover our tubing connection, which is marked with the comparison number 85400009381. This OEM replacement part offers you the highest quality and precision. It has been specifically designed to optimize the performance of your engines.Precision in every detailOur tubing connection is suitable for MAN D engines and allows for reliable functionality. We place great importance on the high quality of our OEM replacement parts, which is reflected in every product we offer.
TUBING CONNECTION - 85400009380 suitable for MAN D engines
Essential Tubing Connection for Your Machines The tubing connection with the comparison number 85400009380 is an essential OEM replacement part. This product impresses with its functionality and is optimally suited for the reliable performance of your engines.Compatibility with MAN D Engines This replacement part is compatible with MAN D engines and ensures that your machines remain efficient and powerful. Trust in the quality that this tubing connection offers to secure the longevity of your systems.
TUBING CONNECTION - 85400009379 suitable for MAN D engines
Tubing Connection – OEM Replacement Part for Your SolutionsDiscover our premium tubing connection, which is listed under the comparison number 85400009379. This product belongs to the category Hoses and is specifically designed to maximize the performance of your engines.Suitable for MAN D EnginesOur tubing connection is suitable for MAN D engines and represents a reliable solution for your requirements. As an OEM replacement part, it meets the highest quality standards and ensures smooth operation.
TUBING CONNECTION - 85400009368 suitable for MAN D engines
Tubing Connection for Reliable Engine PerformanceDiscover our tubing connection with the comparison number 85400009368, specifically designed as an OEM replacement part. This product is suitable for MAN D engines and ensures optimal functionality. The craftsmanship allows your engines to operate efficiently.Top Quality for Professional ApplicationsThe tubing connection impresses as a high-quality component and is perfectly suited for use in marine and stationary applications. By using OEM replacement parts, you can rely on durability and reliability.
TUBING CONNECTION - 85400008969 suitable for MAN D engines
Tubing connection compatible with MAN D enginesDiscover our tubing connection, a premium OEM spare part that is specifically compatible with MAN D engines. The comparison number 85400008969 allows for easy identification of the product. This tubing connection is central to efficient engine performance and ensures a secure connection within the cooling system.
TUBING CONNECTION - 85400008671 suitable for MAN D engines
Tubing connection with comparison number 85400008671Our tubing connection with the comparison number 85400008671 is an excellent OEM replacement part, specifically designed for use in engines. Weighing only 0.12 kg, this product offers an optimal combination of functionality and durability.
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.