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 - 85400005091 suitable for MAN D engines
Robust Tubing Connection for EfficiencyDiscover our robust tubing connection with the comparison number 85400005091. This OEM replacement part is specially designed to support the performance of your engines. Weighing 4.3 kg, it provides the necessary stability for demanding applications. The perfect fit and quality make it an optimal choice for any area of use.Suitable for MAN D EnginesThe tubing connection is suitable for MAN D engines and ideal for applications in marine and stationary areas. Our product is an OEM replacement part that meets high demands and ensures that your engines operate efficiently. Rely on our experience in the distribution of replacement parts.
RETURN HOSE - 85400005008 suitable for MAN D engines
Oil Return Hose for Efficient ApplicationsDiscover our oil return hose with the comparison number 85400005008, which is precisely tailored to the requirements of MAN D engines. This product belongs to the category "Hoses" and provides a reliable solution for demanding applications in the marine and stationary sectors. Weighing only 0.15 kg, this hose offers optimal performance.OEM Replacement Parts for Maximum PerformanceAs an OEM replacement part, our oil return hose meets the highest quality standards and is suitable for MAN D engines. With the comparison number 85400005008, you receive a product that meets the requirements of equipment manufacturers. Rely on the reliability of our products.
HIGH-PRESSURE HOSE - 85400005007 suitable for MAN D engines
Premium High-Pressure Hose: Your Reliable ProductDiscover the high-pressure hose with the comparison number 85400005007, an indispensable product for your engine technology. This hose belongs to the category of hoses and impresses with its reliability, which is essential in demanding environments. Weighing only 0.5 kg, this high-pressure hose is suitable for MAN D engines and is ideal for applications in diesel and gas engines.Quality from OEM SourceOur high-pressure hose is a top-quality OEM replacement part that meets the highest quality standards. Compared to aftermarket parts, this product offers clear advantages, as it comes directly from the Original Equipment Manufacturer. This ensures that the high-pressure hose is perfectly designed for MAN D engines and that reliable performance is ensured.
HIGH-PRESSURE HOSE - 85400004496 suitable for MAN D engines
Robust High-Pressure Hose: Essential for Your ApplicationsDiscover our high-pressure hose (comparison number 85400004496), an indispensable OEM replacement part suitable for MAN D engines. This product offers outstanding quality and durability, which are required in demanding applications in marine and stationary use as well as in locomotives. Weighing only 0.15 kg, it is lightweight yet extremely resilient.Quality through OEM Replacement PartsOur OEM replacement parts, including this high-pressure hose, provide optimal fit and reliability. We take pride in offering you a product with this hose that is precisely designed to meet the needs of engines suitable for MAN D engines. With over 1 million replacement parts in our range, you will find necessary components that meet your specific requirements.
TUBING CONNECTION - 85400004478 suitable for MAN D engines
Tubing Connection for Comprehensive Engine SolutionsDiscover our tubing connection with the comparison number 85400004478, designed to be compatible with MAN D engines. Weighing only 0.04 kg, this spare part combines functionality and efficiency, making it ideal for marine and stationary applications as well as locomotives.Ensuring Quality for MAN D EnginesOur tubing connection belongs to the category "Hoses" and is compatible with MAN D. As an OEM spare part, we offer the highest quality and precision. Rely on our years of experience and commitment to outstanding products that reliably support your engines.
TUBING CONNECTION - 85400004442 suitable for MAN D engines
Tubing connection suitable for MAN D enginesDiscover our tubing connection with the comparison number 85400004442, specifically designed to be suitable for MAN D engines. This OEM replacement part impresses with excellent quality and fit. Weighing 6.45 kg, this product is the ideal choice for all applications in diesel and gas engines, particularly in marine and stationary technology.
TUBING CONNECTION - 85400004435 suitable for MAN D engines
Robust Tubing Connection – Your Key to EfficiencyDiscover the tubing connection suitable for MAN D engines with the comparison number 85400004435. This OEM replacement part impresses with quality and reliability. Hoses are essential components that support the smooth operation of your engines. Weighing 5.8 kg, the tubing connection is designed to meet the demands in challenging environments.
TUBING CONNECTION - 85400003573 suitable for MAN D engines
Quality Product: Tubing Connection Suitable for MAN D EnginesDiscover our tubing connection (comparison number: 85400003573), developed as an OEM replacement part. Weighing 4.6 kg, this product fits perfectly into your system and is characterized by its long lifespan and robustness. The comparison number 85400003573 ensures that you receive a reliable component crafted to the highest standards.Efficient Solutions for EnginesOur products are suitable for MAN D engines and meet the stringent requirements placed on modern engines. Each OEM replacement part is carefully tested to ensure optimal performance in the engine system and withstands daily stresses. Rely on our experience, reflected in the quality of our workmanship.
SHAPED HOSE - 85400003383 suitable for MAN D engines
Reliable Shaped Hose for Your ApplicationsThe shaped hose with the comparison number 85400003383 is an essential OEM replacement part for your challenges in the field of diesel and gas engines. This product is suitable for MAN D engines used in maritime and stationary applications. Weighing only 0.18 kg, this shaped hose offers both a precise fit and easy installation.Superior Quality as an OEM Replacement PartThis shaped hose belongs to the category of hoses and has been specifically designed to meet the high demands of the industry. It impresses with durability and resistance even under challenging conditions. Rely on the standards that an OEM replacement part offers.
SHAPED HOSE - 85400003309 suitable for MAN D engines
Your Reliable Spare Part: Shaped HoseDiscover the product, the shaped hose with the comparison number 85400003309, which has been specifically designed to optimize the performance of your machines. This component impresses with its quality and is an essential element for efficient MAN D engines. Weighing only 0.36 kg, the hose is both lightweight and durable, making it ideal for demanding marine and stationary applications.Suitable for MAN D: Quality in Every ApplicationThe shaped hose with the comparison number 85400003309 is suitable for MAN D engines and offers a perfect fit. As OEM components, they ensure reliable performance and a long lifespan. Trust in our expertise, based on more than 25 years of experience in spare parts, to provide you with the best solutions for your engines.
TUBING CONNECTION - 85400002650 suitable for MAN D engines
Tubing connection suitable for MAN D enginesDiscover our tubing connection with the comparison number 85400002650, which offers precise fit. This OEM replacement part is essential for the proper functioning of engines in demanding applications. Weighing 0.32 kg, this product combines lightness and robustness, ensuring long-lasting performance. Rely on the high-quality craftsmanship that you can expect from our OEM replacement parts.Efficient performance for engines with comparison number 85400002650The tubing connection is designed for MAN D engines and ensures reliable functionality that is valued in the industry. Our products support diesel and gas engines in both marine and stationary applications, so you can always count on quality. Trust MOPA Motorparts to keep your equipment in optimal condition.
HIGH-PRESSURE HOSE - 85400002649 suitable for MAN D engines
Efficient Spare Part: The High-Pressure HoseDiscover our high-pressure hose product, identified by the comparison number 85400002649. The quality of this OEM spare part ensures that your engine runs optimally. Weighing only 0.6 kg, this high-pressure hose offers an ideal combination of low weight and high robustness, making it particularly suitable for demanding applications in marine and stationary environments.Suitable for MAN D EnginesThis OEM spare part is suitable for MAN D engines and provides reliable performance. Through careful manufacturing and precise design, the high-pressure hose integrates seamlessly into existing systems and delivers the performance you desire. The high-pressure hose is part of our extensive selection of items in the group of hoses, making it easier for you to find the perfect solution for your needs.
TUBING CONNECTION - 85400002188 suitable for MAN D engines
Tubing connection with comparison number 85400002188Discover our tubing connection with the comparison number 85400002188, which has been specifically designed to ensure optimal performance for your applications. This product belongs to the category of hoses and is perfect for diesel and gas engines. Weighing only 0.75 kg, it offers you a practical solution for the reliable operation of your engines.Quality feature of OEM replacement partsOur tubing connection is an OEM replacement part, meaning it meets the high standards of the manufacturer. Compared to aftermarket products that may compromise on fit and durability, our OEM replacement parts provide a perfect fit. Rely on the quality that only OEM parts can offer.
HIGH-PRESSURE HOSE - 85400002173 suitable for MAN D engines
High-pressure hose for your engine technologyDiscover our product, the high-pressure hose, comparison number 85400002173. Weighing only 0.3 kg, this hose provides a reliable solution for your challenges in the engine field. Its precise workmanship ensures optimal functionality, which is crucial for the performance of your drive.
TUBING CONNECTION - 85400002155 suitable for MAN D engines
Tubing connection suitable for MAN D engines – Comparison number 85400002155The tubing connection with the comparison number 85400002155 is an essential product for the performance of engines in maritime and stationary applications. Weighing only 0.3 kg, this OEM replacement part provides an optimal connection for applications that demand the highest standards of robustness and durability.Optimal fit for MAN D enginesThis tubing connection is specifically designed to be compatible with engines that are suitable for MAN D. As part of our extensive range of OEM replacement parts, we ensure that this product offers precision-manufactured quality. With the use of durable materials and state-of-the-art technology, it is ideal for demanding operating conditions.
TUBING CONNECTION - 85300019085 suitable for MAN D engines
Excellent tubing connection with comparison number 85300019085The tubing connection with the comparison number 85300019085 is the ideally fitting OEM spare part for applications in MAN D engines. This product impresses with its quality and long-term reliability.Diverse solutions for various enginesOur category "Hoses" offers you a selection of OEM spare parts that are suitable for various applications. Each part is carefully selected to optimize the performance of your engines.
TUBING CONNECTION - 85300019084 suitable for MAN D engines
Tubing connection with comparison number 85300019084Discover our tubing connection, comparison number 85300019084, an essential OEM replacement part. This product is suitable for MAN D engines and ensures both optimal performance and precise applications.
HIGH-PRESSURE HOSE - 85300018327 suitable for MAN D engines
High-pressure hose suitable for MAN D enginesDiscover our high-pressure hose (comparison number: 85300018327), specifically designed to support excellent performance for MAN D engines. Weighing only 0.8 kg, this product offers an optimal balance of stability and efficiency, ideal for applications in marine and stationary sectors.Premium spare parts for your needsThis high-pressure hose is part of our exclusive OEM spare parts, ensuring that you receive only the best components designed for performance and reliability. Our large inventory allows us to always maintain ample stock, enabling you to obtain your required parts quickly and easily.
HIGH-PRESSURE HOSE - 85300018318 suitable for MAN D engines
High-pressure hose compatible with MAN D enginesDiscover our high-pressure hose (comparison number 85300018318), an essential product for your engines. Weighing only 0.7 kg, this high-pressure hose combines functionality and efficiency. It is specifically designed for MAN D engines and ensures optimal operation.Quality standards with OEM replacement partsThis high-pressure hose is an OEM replacement part, which means it meets the high demands of a manufacturer. Trust in the durability and reliability of this product, which is ideally suited to extend the lifespan of your engines. The high-pressure hose is specially developed to meet the requirements of challenging applications.
HIGH-PRESSURE HOSE - 85300018316 suitable for MAN D engines
Reliable High-pressure Hose for Your EnginesDiscover the high-pressure hose with the comparison number 85300018316, specifically designed for MAN D engines. This product belongs to the article group hoses and provides you with a reliable solution for your maintenance needs. Weighing 1.3 kg, this high-pressure hose ensures that your engines run optimally under the toughest conditions.Quality You Can ExpectThe OEM spare part, the high-pressure hose 85300018316, meets the highest standards set by manufacturers and ensures that you receive an exact fit as well as a long lifespan. Suitable for MAN D engines, this product offers the reliability you need to maximize the performance of your machines.
HIGH-PRESSURE HOSE - 85300018301 suitable for MAN D engines
Premium High-pressure hose for your applicationsDiscover the high-pressure hose with the comparison number 85300018301, an essential product in the category hoses, that is optimally suited for your requirements. This OEM replacement part ensures maximum performance and reliability. Weighing only 0.35 kg, this hose is easy to handle and install.Quality for MAN D enginesOur high-pressure hose is compatible with MAN D engines and meets the strict standards you expect from OEM replacement parts. With over 25 years of experience, we understand how important the functionality of engine components is. Each product undergoes thorough testing to ensure outstanding performance in demanding environments.
HIGH-PRESSURE HOSE - 85300016864 suitable for MAN D engines
Reliable High-Pressure Hose for Your NeedsDiscover our high-pressure hose with the comparison number 85300016864, specifically designed to be suitable for MAN D engines. This product offers you an ideal combination of top-notch functionality and durability. Weighing only 0.88 kg, this high-pressure hose allows for effortless handling and is tailored to meet the demands of your applications in marine and stationary environments.High-Quality OEM Spare Parts on OfferIn our range of OEM spare parts, we only carry products that meet the manufacturer’s standards. Our high-pressure hose is therefore suitable for MAN D engines and ensures a precise installation as well as excellent performance. Trust in the quality that only OEM spare parts can provide.
HIGH-PRESSURE HOSE - 85300016861 suitable for MAN D engines
Reliable High-Pressure Hose for Your EnginesDiscover our high-pressure hose with the comparison number 85300016861, which offers optimal solutions for your needs. This replacement part is suitable for MAN D engines. Weighing only 0.85 kg, the hose integrates seamlessly into your application.Product Features: High-Pressure Hose This high-pressure hose is distinguished by its high load-bearing capacity and durability. The replacement part meets the quality standards of a manufacturer and maximizes the performance of your engines.
TUBING CONNECTION - 85300015395 suitable for MAN D engines
Reliable Solutions for EnginesDiscover our premium tubing connection, the perfect choice for reliable engine performance. With the comparison number 85300015395, this OEM spare part is specifically designed to meet the requirements of MAN D engines. This lightweight tubing connection weighs only 0.06 kg and offers an excellent combination of durability and handling.
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.