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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.

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HOSE - 12142911 suitable for MWM & Deutz engines

HOSE - 12142911 suitable for MWM & Deutz engines

Hose: Comparison Number 12142911 in FocusDiscover the Hose with the comparison number 12142911, an indispensable OEM replacement part, suitable for your MWM & Deutz engines. This replacement part belongs to the category Screws and is characterized by its precise fit and functionality. Especially in demanding applications in marine and stationary use, the Hose is the ideal choice.Quality that impresses – MWM & Deutz EnginesThis OEM replacement part has been specifically designed to deliver outstanding performance suitable for MWM & Deutz. Weighing only 0.24 kg, the Hose ensures that your engines operate optimally even under demanding conditions. Trust our expertise in providing challenging parts.

Sale price: €221.13Regular price:€245.70(10% saved)
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RUBBER DUST EXCLUD - 12141491 suitable for MWM & Deutz engines

RUBBER DUST EXCLUD - 12141491 suitable for MWM & Deutz engines

Rubber dust exclud with comparison number 12141491Discover our rubber dust exclud, comparison number 12141491. This OEM replacement part offers the highest precision and has proven itself in demanding applications. The thoughtful design ensures that the product delivers optimal results in specific areas of use.

Sale price: €602.55Regular price:€669.50(10% saved)
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RUBBER DUST EXCLUD - 12140905 suitable for MWM & Deutz engines

RUBBER DUST EXCLUD - 12140905 suitable for MWM & Deutz engines

Rubber dust exclud 12140905: Essential Spare PartThe rubber dust exclud with the comparison number 12140905 is an essential OEM spare part that is ideally suited to ensure gaskets in engines compatible with MWM & Deutz. With its excellent craftsmanship, this rubber dust exclud provides reliable performance in demanding applications.

Sale price: €672.75Regular price:€747.50(10% saved)
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RUBBER DUST EXCLUD - 12140901 suitable for MWM & Deutz engines

RUBBER DUST EXCLUD - 12140901 suitable for MWM & Deutz engines

Rubber dust exclud - Your Optimal Connecting ElementThe rubber dust exclud with the comparison number 12140901 is a reliable connecting element for applications in marine and stationary use. This product stands out due to its special features that are essential for the smooth operation of engines. It belongs to the group of connecting elements and is ideally suited for high-performance machines.

TUBING CONNECTION - 12140241 suitable for MWM & Deutz engines

TUBING CONNECTION - 12140241 suitable for MWM & Deutz engines

Reliable Tubing Connection for Your MachinesDiscover our tubing connection, which bears the comparison number 12140241. This OEM replacement part has been customer-oriented designed to provide an optimal solution for your engines. Quality and reliability are the focus to efficiently maximize the performance of your machines.

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TUBING CONNECTION - 12140221 suitable for MWM & Deutz engines

TUBING CONNECTION - 12140221 suitable for MWM & Deutz engines

Excellent Quality for MWM & Deutz Engines Discover our tubing connection with the comparison number 12140221, specifically designed to fit MWM & Deutz engines perfectly. This OEM replacement part belongs to the category of hoses and ensures excellent performance through precise manufacturing and careful processing.Precisely Tuned for Performance and Efficiency The tubing connection has a lightweight of only 0.03 kg and is ideal for optimizing the efficiency of your engines. With the comparison number 12140221, this replacement part plays a role in supporting optimal performance in your MWM & Deutz engines. Rely on reliable OEM replacement parts and enjoy the benefits of first-class products.

Sale price: €116.09Regular price:€128.99(10% saved)
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TUBING CONNECTION - 12133869 suitable for MWM & Deutz engines

TUBING CONNECTION - 12133869 suitable for MWM & Deutz engines

Tubing connection with comparison number 12133869Discover our tubing connection with the comparison number 12133869, designed for MWM & Deutz engines. This replacement part belongs to the group of hoses and offers an ideal solution for the maintenance of your engines. Weighing just 0.017 kg, it impresses with its flexibility and easily adapts to various requirements.Benefits of OEM replacement partsOur tubing connection is an OEM replacement part and meets the high standards of the equipment manufacturer. Therefore, it is the optimal choice if you value reliability and durability for your MWM & Deutz engines. Trust our high-quality products for your machines.

TUBING CONNECTION - 12128945 suitable for MWM & Deutz engines

TUBING CONNECTION - 12128945 suitable for MWM & Deutz engines

Reliable Tubing Connection for Engines Discover our product, the extremely practical tubing connection with the comparison number 12128945. This important component is an essential part for your engines and offers efficient performance in demanding applications.Ideal for MWM & Deutz Engines The tubing connection is suitable for MWM & Deutz engines and contributes to optimizing your machines. Each replacement part ensures long-lasting performance and maximum functionality. Weighing only 0.099 kg, this component is lightweight and can be effectively installed.

FLEXIBLE METAL TUBE - 12125632 suitable for MWM & Deutz engines

FLEXIBLE METAL TUBE - 12125632 suitable for MWM & Deutz engines

Reliable Flexible Metal Tube Replacement Part for Your ApplicationsDiscover our flexible metal tube, an excellent OEM replacement part with the comparison number 12125632. This product is precisely designed to provide a reliable solution for your engines. We offer OEM replacement parts that are specifically manufactured to meet the high demands of the industry.

HOSE - 12125597 suitable for MWM & Deutz engines

HOSE - 12125597 suitable for MWM & Deutz engines

Hose: Reliable Solutions for EnginesDiscover the hose with the comparison number 12125597, an essential OEM spare part. With our comparison number, we offer you a product that ensures precise fit and reliable functionality. The material quality promotes a long service life, allowing you to benefit from maximum efficiency in demanding applications.

HOSE - 12125523 suitable for MWM & Deutz engines

HOSE - 12125523 suitable for MWM & Deutz engines

1. Hose 12125523: Efficient filter solution for engines Discover our hose with the comparison number 12125523, the optimal OEM replacement part for numerous applications in diesel and gas engines. This hose impresses with a special design that ensures efficient filtration. Weighing 0.4 kg, this product is ideally applicable and easy to orient.2. Suitable for MWM & Deutz: Reliability without compromise Our hose is perfectly suitable for engines compatible with the renowned manufacturers MWM & Deutz. This OEM replacement part is designed to maximize the performance of your engines while providing a long lifespan. Trust in the quality of a replacement part that meets the high standards of the manufacturers.

RUBBER HOSE - 12125182 suitable for MWM & Deutz engines

RUBBER HOSE - 12125182 suitable for MWM & Deutz engines

Robust Replacement Part: Rubber Hose with Comparison Number 12125182Use our rubber hose with the comparison number 12125182, an essential OEM replacement part specifically suitable for MWM & Deutz engines. The item belongs to the category "hoses" and is known for its reliability and durability. Weighing only 0.135 kg, this rubber hose is perfectly suited to ensure optimal function of your engines.

RUBBER HOSE - 12125181 suitable for MWM & Deutz engines

RUBBER HOSE - 12125181 suitable for MWM & Deutz engines

RUBBER HOSE with the comparison number 12125181 suitable for MWM & Deutz engines

HOSE NIPPLE - 12075938 suitable for MWM & Deutz engines

HOSE NIPPLE - 12075938 suitable for MWM & Deutz engines

Quality of OEM Spare Parts: Hose Nipple in FocusDiscover our product, the hose nipple with the comparison number 12075938. This OEM spare part is specifically designed to meet high demands in various applications. Weighing only 0.055 kg, this hose nipple is easy to handle and fits perfectly with the requirements of MWM & Deutz engines.Optimal Functionality for Your EnginesThe hose nipple ensures that all parts work in perfect harmony. If you are looking for a component that is suitable for MWM & Deutz engines, you are in the right place. Rely on the quality and durability of our OEM spare parts to ensure smooth operation.

TUBING CONNECTION - 12074456 suitable for MWM & Deutz engines

TUBING CONNECTION - 12074456 suitable for MWM & Deutz engines

Amazing Tubing Connection: Your Solution for ApplicationDiscover our tubing connection with the reference number 12074456, a top-quality OEM replacement part compatible with MWM & Deutz engines. With this product, you benefit from the high quality that manufacturer parts offer. OEM replacement parts are valuable as they are specifically tailored to the requirements of engines and provide optimal functionality.Efficient Performance for Your MachinesThe tubing connection weighs only 0.003 kg and fits perfectly with your engines. It is essential for maintenance and ensures the desired performance during use. High-quality components like this product ensure that your machines run reliably and avoid costly downtime.

HOSE - 12071418 suitable for MWM & Deutz engines

HOSE - 12071418 suitable for MWM & Deutz engines

Versatile Key Component: Hose for ApplicationsDiscover our offering of a hose with the comparative number 12071418, which is essential for optimal engine performance. Weighing 12.25 kg, this hose provides the necessary robustness and durability you need for applications that are both marine and stationary. Benefit from the advantages of an OEM replacement part that ensures your engines always operate efficiently.Suitable for MWM & Deutz EnginesThis hose is specifically designed to be a perfect fit for MWM & Deutz engines. Through strict manufacturing standards, we offer a high level of quality that ensures operational safety. Each OEM replacement part from us provides seamless integration into your existing infrastructure.

TUBING CONNECTION - 12068511 suitable for MWM & Deutz engines

TUBING CONNECTION - 12068511 suitable for MWM & Deutz engines

Reference for Quality: Comparison Number 12068511The product with the comparison number 12068511 is a premium tubing connection designed specifically to meet your engine requirements. This OEM replacement part not only helps optimize your operations but also ensures smooth functionality. The durability of the tubing connection is crucial for the efficiency of your work.Versatile ApplicationsThis tubing connection is suitable for MWM & Deutz engines. Its precise manufacturing ensures that it can be seamlessly integrated into your existing systems. Rely on our OEM replacement parts to minimize downtime and optimize the operation of your machines.

TUBING CONNECTION - 12068287 suitable for MWM & Deutz engines

TUBING CONNECTION - 12068287 suitable for MWM & Deutz engines

Functionality Your Engines Need Discover our tubing connection, an essential spare part for your machines. With the comparison number 12068287, you secure a product that reliably fits into your equipment, compatible with MWM & Deutz engines. This tubing connection meets all industry requirements and provides the functionality you need.Ideal Compatibility for Heavy Use The tubing connection is compatible with MWM & Deutz and creates an excellent connection between the individual components of your engines. Weighing only 0.026 kg, this spare part can be easily installed and supports the smooth operation of your devices.

TUBING CONNECTION - 12068286 suitable for MWM & Deutz engines

TUBING CONNECTION - 12068286 suitable for MWM & Deutz engines

Tubing Connection for Excellent Application CapabilityThe tubing connection with the comparison number 12068286 is an essential OEM replacement part that is perfectly suited for marine and stationary applications. Weighing only 0.06 kg, this product is ideally positioned between the supply and exhaust channels of your machines. Quality and precision are the main focus here.

TUBING CONNECTION - 12068272 suitable for MWM & Deutz engines

TUBING CONNECTION - 12068272 suitable for MWM & Deutz engines

Precision and Performance: Tubing Connection with Comparison Number 12068272Discover the innovative tubing connection with the comparison number 12068272, a replacement part suitable for MWM & Deutz engines. Thanks to its excellent craftsmanship, this product offers optimal fit and exceptional performance that meets your requirements in marine and stationary applications.Customized Solution for MWM & Deutz EnginesThe tubing connection weighs 3.605 kg and is not only robust but also specifically designed to function as a component compatible with MWM & Deutz engines. Its leading features are crucial for diesel and gas engines to achieve their full efficiency.

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TUBING CONNECTION - 12068101 suitable for MWM & Deutz engines

TUBING CONNECTION - 12068101 suitable for MWM & Deutz engines

An excellent tubing connection with reference number 12068101The tubing connection with the reference number 12068101 is a top-quality replacement part specifically designed to harmonize optimally with MWM & Deutz engines. This OEM replacement part stands for quality and precision, providing the necessary reliability for demanding applications. Weighing only 0.46 kg, the tubing connection is suitable for the series 602 and always designed to operate your engines efficiently.Robust construction for MWM & Deutz enginesThe tubing connection is suitable for the engine type TBD602-V16 and possesses all the necessary characteristics to perform in daily use. With strict internal controls, we ensure that each product meets the required standards. This way, you can be sure that oil and coolant lines are efficiently and safely connected.

HOSE - 12062462 suitable for MWM & Deutz engines

HOSE - 12062462 suitable for MWM & Deutz engines

First-Class Spare Part for Your EnginesThe hose with the comparison number 12062462 is an essential OEM spare part in the field of valves. This product is suitable for MWM & Deutz engines. Weighing only 0.038 kg, the hose ensures that your engines operate optimally without adding unnecessary burdens.

HOSE - 12062461 suitable for MWM & Deutz engines

HOSE - 12062461 suitable for MWM & Deutz engines

Essential Hose for Your PumpsWe present to you our reliable hose with the comparison number 12062461, an essential product for use in modern pumps. This OEM spare part combines quality and precision, allowing it to be seamlessly integrated into your suitable for MWM & Deutz engines. Trust in more than 25 years of experience in the industry.Suitable for MWM & Deutz EnginesOur hose, lightweight at 0.04 kg, has been tested suitable for MWM & Deutz and impresses with its reliability. This OEM spare part provides you with the assurance that your machines will continue to deliver optimal performance in challenging operating conditions. Optimize the efficiency of your systems with this specific spare part.

HOSE - 12057098 suitable for MWM & Deutz engines

HOSE - 12057098 suitable for MWM & Deutz engines

Optimal Spare Part for Your MachinesDiscover our unique hose with the comparison number 12057098, an essential OEM spare part, compatible with MWM & Deutz engines. This hose belongs to the category of locking parts and supports the flawless functionality of your engines. Weighing 8 kg, this product is robust and perfectly suited to the demands of diesel and gas engines.Quality of OEM Spare Parts in DetailAt MOPA Motorparts, we place the highest value on our product selection. Every OEM spare part we sell ensures reliability and performance. By using top-quality materials and careful sourcing, we ensure that our products prove themselves under extreme conditions. The comparison number 12057098 has been specifically designed for replacement in MWM & Deutz 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.

Marine and engine hoses for industrial engines

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.

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