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Where is the exhaust connected to the engine?

The exhaust system of an engine is connected to the engine block, specifically at the exhaust manifold. The exhaust manifold collects the hot exhaust gases from the engine's cylinders and channels them into the exhaust pipe, which then leads to the rest of the exhaust system.


Understanding the Exhaust System


The exhaust system is a critical component of an engine, responsible for removing the hot, toxic exhaust gases produced during the combustion process. The main parts of the exhaust system include:



  • Exhaust Manifold: Collects the exhaust gases from the engine's cylinders and channels them into the exhaust pipe.

  • Exhaust Pipe: Carries the exhaust gases from the manifold to the rest of the exhaust system.

  • Catalytic Converter: Reduces harmful emissions by converting toxic gases into less harmful substances.

  • Muffler: Reduces the noise of the exhaust gases as they exit the vehicle.

  • Tailpipe: The final part of the exhaust system, where the exhaust gases are expelled from the vehicle.


The exhaust manifold is the primary connection point between the engine and the exhaust system. It is typically made of cast iron or stainless steel and is bolted directly to the engine block, often near the cylinder heads.


Importance of the Exhaust Manifold


The exhaust manifold plays a crucial role in the engine's performance and efficiency. It is responsible for:


  • Collecting Exhaust Gases: The manifold collects the hot, high-pressure exhaust gases from the engine's cylinders and channels them into the exhaust pipe.

  • Reducing Backpressure: The manifold helps to reduce backpressure in the engine, which can negatively impact power and fuel efficiency.

  • Improving Airflow: The design of the manifold can optimize the flow of exhaust gases, improving the engine's overall efficiency.


A properly functioning exhaust manifold is essential for the engine to operate efficiently and meet emissions standards. Any issues with the manifold, such as cracks or leaks, can lead to decreased engine performance, increased fuel consumption, and higher emissions.

Is it safe to drive with a disconnected exhaust?


While you can technically drive with a broken exhaust, it's neither safe nor legal and poses a number of issues when you're out on the road.



Is your exhaust connected to your engine?


The exhaust gases pass from the engine to the exhaust manifold, and then past the EGR which puts small amounts of exhaust gas back into the engine – this dilutes the air/fuel mixture, allowing a slower burn and lower temperature.



How does the exhaust connect to the engine?


The exhaust manifold connects to the cylinder head and takes each cylinder's exhaust, collecting it into one pipe. The size of your car's exhaust manifold will depend on the number of cylinders your engine has.



How much does it cost to replace an exhaust system?


between $500 and $1,200
Complete Exhaust System Replacement: For a comprehensive replacement that involves the entire exhaust system, prices can vary widely depending on the vehicle make and model. However, owners should generally expect to spend between $500 and $1,200.



How much does it cost to replace the exhaust system?


between $500 and $1,200
Complete Exhaust System Replacement: For a comprehensive replacement that involves the entire exhaust system, prices can vary widely depending on the vehicle make and model. However, owners should generally expect to spend between $500 and $1,200.



Where does the exhaust go directly from the engine?


Tailpipe. The tailpipe is the final link in the exhaust system—it routes the exhaust gases, which have been cleaned up by the catalytic converter, away from the vehicle and into the atmosphere. The tailpipe routes the exhaust gases away from the vehicle and into the atmosphere.



What is the exhaust pipe that connects to the engine?


Exhaust manifold.
Also known as the exhaust header, this is where the entire system begins. The manifold connects to the vehicle's engine to catch the gases created by burning gasoline in the cylinders. The manifold consists of a series of pipes that seal to the engine's exhaust ports with flanges.



What is a car exhaust connected to?


Exhaust manifolds are positioned on a vehicle's engine, and for most vehicles, it is usually where the exhaust starts. It's made of cast iron metal and used to connect the engine with the other parts of the exhaust system. The manifold has individual tubes on one side. The tubes connect to each engine cylinder.



Where does the exhaust meet the engine?


The exhaust manifold is a cast-iron piece bolted directly to the engine block and is the first section of your vehicle's exhaust system. Its function is to collect the exhaust gas from the engine cylinders into one pipe and send it through the catalytic converter.



Where is the exhaust pipe located?


The exhaust system begins at the engine combustion chambers and runs along the undercarriage of the vehicle, eventually ending with the visible tailpipe.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.