Engine exhaust system for industry & marine
The engine exhaust system plays a critical role in ensuring the safe, clean, and efficient operation of internal combustion engines. In heavy-duty applications such as marine propulsion, power generation, gas compression, and locomotive engines, a reliable engine exhaust system is vital for maintaining performance, protecting engine components, and meeting strict emissions regulations. For operators and fleet managers, investing in high-quality OEM-grade exhaust components means long-term reliability and compliance.
BELLOWS - 04392642 suitable for MWM & Deutz engines
Your Reliable OEM Replacement Part: BellowsDiscover our excellent product, the bellows with the comparison number 04392642. This OEM replacement part has been specifically designed for optimal integration into your exhaust system. Rely on the quality that is suitable for MWM & Deutz engines.Suitable for MWM & Deutz EnginesThe bellows, suitable for MWM & Deutz engines, supports effective functionality of your engine and ensures that your machines operate efficiently. This OEM replacement part contributes to the optimization of your operational processes.
EXHAUST PIPE - 04510080 suitable for Deutz engines
Exhaust Pipe – Quality That CountsThe exhaust pipe with the comparison number 04510080 is an indispensable OEM replacement part designed for Deutz engines. As part of the exhaust system, this robust product delivers efficient performance and reliability. Weighing 4.96 kg, it ensures that your engine operates optimally and achieves a long service life.Family Business for Comprehensive AlternativesAs a family-owned business in its second generation, we offer comprehensive solutions in the field of replacement parts. Our range includes over 1 million items, including the exhaust pipe with comparison number 04510080. We focus on quality and excellent customer service.
SILENCER - 04442601 suitable for MWM & Deutz engines
Excellent Product: SilencerDiscover the excellent product, the silencer (comparison number: 04442601), an essential OEM replacement part for your exhaust system. This product is particularly suitable for the requirements of engines and ensures efficient operation.
SILENCER - 04407610 suitable for MWM & Deutz engines
Precise Silencers for Your Engines Experience our silencer (comparison number 04407610), an OEM replacement part, suitable for MWM & Deutz engines. This product ensures optimal noise reduction and secures the proper operation of your machines.Reliable Quality for MWM & Deutz The effective design of the silencer, suitable for MWM & Deutz, is characterized by outstanding craftsmanship and long durability. Trust in the OEM replacement parts specifically designed for the demanding conditions of marine and stationary engines.
- 04508963 suitable for Deutz engines
Exhaust pipe suitable for enginesDiscover our exhaust pipe with the comparison number 04508963, which provides optimal performance for your engines. This OEM spare part meets the highest standards, suitable for Deutz engines. Trust in the quality that our OEM spare parts have demonstrated over more than 25 years of experience.
CATALYST - 04604572 suitable for Deutz engines
Catalyst with Comparison Number 04604572Discover the innovative catalyst with the comparison number 04604572, an essential OEM spare part for exhaust systems of engines. This product plays a crucial role in the performance, efficiency, and longevity of your machines, especially high-performance engines suitable for Deutz.
CATALYST - 04603916 suitable for Deutz engines
Premium Catalyst for Your EnginesOur catalyst, categorized under the exhaust system, is an essential OEM replacement part. The comparison number 04603916 makes identification simple and reliable. With this product, you elevate the efficiency of your engines to a new level.Optimal Performance: Suitable for Deutz EnginesThis OEM replacement part is specifically designed for Deutz engines. The proven quality and durability meet the high expectations that customers have for an OEM replacement part. This way, your applications experience increased efficiency and reliability.
CATALYST - 04603912 suitable for Deutz engines
Premium Catalyst Suitable for Deutz Engines Discover our Catalyst with the comparison number 04603912, an OEM replacement part for efficient exhaust systems. This product offers optimal performance for your engines and meets high standards.For Efficient Emission Control Suitable for Deutz Engines Our Catalyst is suitable for Deutz engines and plays a crucial role in emission control. In conjunction with your diesel or gas engine, this OEM replacement part enables compliance with strict emission regulations and contributes to environmental friendliness.
BELLOWS - 04389261 suitable for MWM & Deutz engines
OEM Replacement Part for Engines Discover the bellows with the comparison number 04389261, an outstanding OEM replacement part that is ideal for high-load applications. This product not only offers you a suitable solution but also ensures consistent performance and longevity in your operation, fitting for MWM & Deutz engines.Quality and Fit The bellows provides an excellent fit and meets the stringent requirements that manufacturers MWM & Deutz set for their engines. As a component of the exhaust system, it functions optimally and contributes to the efficiency of your machines. Rely on this OEM replacement part for maximum operational capability.
EXHAUST ELBOW - 04905077 suitable for Deutz engines
Excellent Exhaust Elbow Product Directly for YouDiscover our exhaust elbow, an OEM replacement part with the comparison number 04905077, specifically designed for use in engines. This component is part of the "Exhaust system" group and perfects the exhaust routing when you need it. Whether you are working in marine or stationary applications, our exhaust elbow ensures consistently reliable operation.Perfect Fit for Deutz EnginesThe exhaust elbow replacement part is suitable for Deutz engines and meets the highest standards of functionality and durability. Weighing 4.082 kg, it offers stability and ensures an efficient exhaust flow specifically optimized for your engines. Rely on the quality of an OEM replacement part that integrates seamlessly into your existing engine.
CATALYST - 04602850 suitable for Deutz engines
Catalyst Comparison Number 04602850 for Contemporary ApplicationsDiscover our OEM spare part, the catalyst with comparison number 04602850. This product is carefully manufactured and tailored to the requirements of engines used in marine and stationary applications.
EXHAUST PIPE - 04397145 suitable for MWM & Deutz engines
Precise Exhaust Pipe for MWM & Deutz EnginesThe exhaust pipe with the comparison number 04397145 is a precise OEM replacement part, suitable for MWM & Deutz engines. This product is ideal for your exhaust system and ensures that your engine operates efficiently, no matter the conditions.
SILENCER - 04414638 suitable for MWM & Deutz engines
Perfect Fit: Silencer suitable for MWM & DeutzDiscover the silencer with the comparison number 04414638, a product designed to fit MWM & Deutz engines. This OEM spare part ensures that your engine operates efficiently within the exhaust system and effectively minimizes disturbing noises.Reliable OEM Spare Parts for EnginesThe silencer promotes optimal performance of your engines, so you can rely on it even under challenging conditions. MOPA Motorparts exclusively distributes top-quality OEM spare parts that meet all requirements.
EXHAUST PIPE - 04440525 suitable for MWM & Deutz engines
Exhaust pipe with comparison number 04440525Discover the exhaust pipe with comparison number 04440525 – a powerful OEM replacement part that can provide you with reliable performance. This sturdy exhaust pipe is suitable for MWM & Deutz engines and ensures efficient exhaust management in various applications.
BELLOWS - 04418945 suitable for MWM & Deutz engines
Excellent Product for MWM & Deutz EnginesDiscover the bellows (comparison number: 04418945), suitable for MWM & Deutz engines. This OEM spare part offers perfect compatibility and durability at fair prices. The fine craftsmanship ensures that your exhaust system functions optimally.Reliable Use in Marine and Stationary EnginesThis product is specifically designed for the requirements of marine and stationary applications. The bellows (comparison number: 04418945) supports the performance of your engines and helps them operate smoothly and efficiently. Rely on our experience in providing OEM spare parts.
EXHAUST ELBOW - 04409816 suitable for MWM & Deutz engines
Compelling Replacement Part: Comparison Number 04409816The exhaust elbow with the comparison number 04409816 is an indispensable OEM replacement part for efficient engines. This product ensures that your engine systems operate efficiently and reliably. The precision of the design maximizes the performance out of the engines.Suitable for MWM & Deutz EnginesThis product is suitable for MWM & Deutz engines and impresses with its exact fit. The use of quality materials ensures long-lasting functionality and demonstrates excellent performance even under demanding conditions. Rely on top-notch solutions that are perfectly tailored to your needs!
- 65964206009 suitable for MAN D-engines
Bellows for the Exhaust SystemExperience the bellows with the comparison number 65964206009 – an OEM replacement part specifically designed for MAN D engines. This replacement part impresses with its quality and durability, making it an excellent fit for your exhaust system.Suitable for MAN D EnginesThe OEM replacement part is suited for MAN D engines and ensures optimal exhaust flow and efficient performance. Trust in our expertise: this bellows offers maximum precision fit, ensuring safety and reliability.
BELLOWS - 65964206008 suitable for MAN D-engines
Compelling Product: Bellows 65964206008Discover our outstanding bellows product with the reference number 65964206008, designed specifically for MAN D engines. This OEM replacement part meets the highest standards and ensures excellent functionality in the exhaust system. Rely on top quality that only manufacturers can provide.Versatility for Various EnginesOur selection includes OEM replacement parts suitable for many manufacturers such as MWM, Mercedes-Benz, Deutz, Volvo, and others. The bellows plays a crucial role in ensuring the efficient flow of exhaust gases and optimizing engine performance.
BELLOWS - 65964206007 suitable for MAN D-engines
Welcome to an innovative product: Bellows Discover our proven bellows OEM replacement part with the comparison number 65964206007. This product offers you quality that is specifically designed to meet the highest demands. With our bellows, you benefit from outstanding material selection and craftsmanship.Suitable for MAN D engines in use This impressive bellows product is suitable for MAN D engines and meets the standards for excellent performance. With our large inventory, we ensure that processing is swift and delivery is efficient.
BELLOWS - 65964206006 suitable for MAN D-engines
Bellows for Optimal Use in Diesel EnginesThe bellows with the comparison number 65964206006 is an indispensable product for your engines. This exhaust system part ensures optimal performance with a special fit for MAN D engines. Our products are tailored to the demanding needs in marine and stationary applications.OEM Replacement Parts in First-Class QualityOur bellows is manufactured as an OEM replacement part, ensuring the required quality and precision. Rely on our replacement parts that are perfectly designed for intensive use. As a product with the comparison number 65964206006, it meets all the standards you expect as an operator.
BELLOWS - 65964206005 suitable for MAN D-engines
Bellows with Comparison Number 65964206005The bellows with the comparison number 65964206005 is an excellent choice if you are looking for a durable OEM spare part. This product is suitable for MAN D engines and contributes to the optimal functioning of your exhaust system. Rely on quality and ensure that your engine always operates at peak efficiency.Reliable OEM Spare Parts for LongevityAs a second-generation family business, we offer a wide range of OEM spare parts, encompassing over 1 million spare parts. The bellows, suitable for MAN D engines, ensures that you receive the right components tailored specifically to your needs.
BELLOWS - 65964206004 suitable for MAN D-engines
Excellent Fit for EnginesThe replacement part bellows with the comparison number 65964206004 provides a top-notch solution for your exhaust system. This robust component ensures the optimal performance of your engines and is an important part of the connection within the exhaust system.Reliable OEM Replacement PartsThe OEM replacement parts are specifically designed to be compatible with engines. With the comparison number 65964206004, you can be sure that this bellows fits perfectly. Suitable for MAN D engines, this product offers the quality you expect from our replacement parts.
BELLOWS - 65964206003 suitable for MAN D-engines
Robust Solution: Bellows in DetailThe bellows (comparison number: 65964206003) is a top-quality OEM replacement part for the exhaust system. It is compatible and suitable for MAN D engines, providing the highest processing quality and remaining stable under extreme operating conditions.Reliable OEM Replacement Parts for EnginesOur selection of OEM replacement parts, including the bellows, offers exact fit and is optimally designed for engines that meet the highest demands. Each product is designed to be durable and effective.
BELLOWS - 65964206001 suitable for MAN D-engines
Excellent OEM Replacement Part for Your Exhaust System Discover the bellows with the reference number 65964206001, a reliable and powerful product for your exhaust system. The OEM replacement part is precisely manufactured, suitable for MAN D engines, and offers optimal performance under challenging conditions in marine and stationary use.Careful Quality Assurance Through Internal Control Our internal controls ensure consistently high standards for the bellows. With the reference number 65964206001, we ensure that our OEM replacement parts provide excellent functionality and compatibility, tailored to the specific requirements of your MAN D engines.
What is an engine exhaust system?
An engine exhaust system collects and directs combustion gases away from the engine cylinders and out of the equipment. It includes key components like exhaust manifolds, piping, flexible joints, and silencers. The exhaust system of engine not only manages gas flow and heat but also reduces noise and backpressure, ensuring smooth engine operation and protecting nearby parts from damage.
Function and benefits of engine exhaust systems
A well-designed motor exhaust system improves fuel efficiency, reduces harmful emissions, and supports longer engine service life. It protects components like turbochargers, sensors, and valves from thermal and chemical stress while also ensuring compliance with international emission standards. In addition, the engine exhaust system helps prevent dangerous overheating in confined marine or industrial spaces and supports quieter operation in populated areas.
Types, materials, and OEM compatibility
Diesel engine exhaust systems are available in dry and wet configurations, depending on engine type and application. Marine exhaust systems, for example, often include water-cooled elements to reduce external temperatures, while dry systems are preferred in stationary industrial or locomotive engines. Materials include corrosion-resistant stainless steel, coated mild steel, and temperature-resistant bellows.
All components in our engine exhaust system category are manufactured to OEM specifications. This is for exact compatibility with mounting points, flange sizes, temperature thresholds, and vibration tolerances—allowing for seamless integration and reliable long-term use across demanding environments.
Use cases and industrial relevance
From gas gensets and commercial shipping vessels to emergency power stations and railway engines, motor exhaust systems are vital for operational safety and regulatory compliance. In marine applications, managing heat and backpressure is essential to prevent engine room fires or failures. In power generation, an efficient engine exhaust system minimizes environmental impact and ensures optimal airflow, even under heavy load and continuous operation.
Buying advantages with us
We provide OEM-compliant engine exhaust system components tailored for marine, gas, and diesel engines. Our offer includes:
- Fast worldwide DHL Express delivery
- Technical support for correct part identification
- A broad inventory of ready-to-ship components
- Simple, secure online ordering and multiple payment options
With deep experience in supplying parts for industrial and maritime systems, we help reduce downtime and simplify procurement—whether you're replacing a worn exhaust system of engine or upgrading to meet new emissions standards.
Related components for complete system integrity
The engine exhaust system works in close coordination with other essential parts like gaskets, turbochargers, hoses, brackets, and cooling systems. Proper selection and maintenance of these related components ensures overall engine efficiency, durability, and compliance—especially in high-load or corrosive environments.
Frequently asked questions about engine exhaust systems
What is an engine exhaust system?
An engine exhaust system is the collection of pipes, manifolds, and silencers that safely direct combustion gases away from the engine. It plays a vital role in reducing emissions, managing heat, and protecting surrounding components.
What are the parts of an engine exhaust system?
Key elements of an engine exhaust system include:
- Exhaust manifold
- Silencer or muffler
- Exhaust piping
- Flexible connectors or bellows
- Thermal insulation or shielding