The exhaust tip can get hot for many reasons, and worrying is quite natural when it happens. But it is not unusual because if you think about it. Your vehicle keeps producing gas as long as you drive, resulting in heat.
However, if you think the heat is becoming a bit too much for your vehicle, then you should take a good look into it.
Generally, if the temperature of your car’s exhaust system is between 300-to-1,600-degree Fahrenheit, then the possible temperature of the tip would be 300-to-500-degree Fahrenheit.
So, 500-degree Fahrenheit is the maximum ”ideal” temperature of an exhaust tip. If it goes beyond 500, you have to take the necessary actions to get it right.
How do you identify the issues with an overheating exhaust tip? Here, I’ll talk about some ways to figure out whether the temperature of your exhaust tip is too high or too low.
How Hot Does an Exhaust Tip Get? (Breakdown)
Typically, the heat comes from your car’s engine, and it passes through different components of the exhaust system and eventually goes out from the exhaust tip.
The maximum heat is generated in the engine, and over the process, it keeps moving, and the least heat remains on the tip.
However, even if I am saying this area has the lowest temperature, you cannot touch it with bare hands because it is too hot for your skin. So, you should be very careful when you change the exhaust tip or other part over there.
Thus, you should look into all the aspects to understand them well.
1. Exhaust Manifold
The exhaust manifold is made of stainless steel or cast iron, which works as a funnel and collects all the emissions from your car’s engine. In this part, the temperature might rise to 1200◦ Fahrenheit approximately.
Here, you should note that the hot exhaust manifold might change its color when the temperature increases – for example, it can turn red at 932◦ Fahrenheit and dark cherry red at 1175◦ Fahrenheit.
Once a dual exhaust truck was parked at my automobile shop for servicing. I found that the exhaust manifold almost reached 1200◦ Fahrenheit due to rough driving on a muddy road, so you should keep in mind that sometimes the temperature can be pretty high if you push your vehicle a little harder.
Eventually, the heat dissipates from the exhaust manifold, and by the time it moves away – the temperature starts increasing on its nearby components.
2. Catalytic Converter
The converter usually changes all the harmful pollutants into safe or less harmful emission before it comes out of the exhaust system.
However, the converter can overheat for a few reasons. For example, the presence of unburnt gasses might raise the temperature, and it can reach over 2000◦ Fahrenheit. Generally, you can expect an average temperature of 1000◦ Fahrenheit, but more than that can be risky for you. So, if your converter has any issues, it is better to contact a certified mechanic soon.
3. Oxygen Sensor
The oxygen sensor is considered the hottest point of the exhaust system, which helps the air-fuel mixture of your car. It can come before or after the converter depending on different types of vehicles. Here, the temperature remains as close as the converter because the sensor works continuously and keeps measuring the oxygen level in the exhaust system, which raises the temperature.
After that, it passes the information to the engine management system, so if your car is running at high RPM, then most likely, it will generate more heat.
4. Exhaust Tip
Finally, you can identify how hot your exhaust tip will get depending on the temperature of the exhaust manifold, converter, and the oxygen sensor from where the gas passes through.
The exhaust tip is located at the end of the system – still, it gets pretty hot when the engine gets hot. The average can be 300◦ to 500◦ Fahrenheit even though it is not as high as the engine yet quite extreme for your bare hands. So, you need to be very cautious while fixing or changing the tip or muffler.
Moreover, some people prefer coating their exhaust tip with paint, which also helps to keep the temperature a little lower. But this tactic does not work often.
When you find your exhaust tip is excessively hot, I suggest you pay a visit to a car mechanic. I have provided accurate temperature details that your vehicle’s engine and tip can have. However, it might vary based on how long you are driving and whether all the components of your car’s exhaust system are functioning well or not.
If you have gone through the above information, you can make an educated estimation about how hot an exhaust tip might get and also when you should be concerned. Cheers!