Updated at: 07-03-2022 - By: micdot

In the minds of car owners, rust is one of the most dreadful sights. Due to the deterioration of your exhaust bolts, you cannot disregard this. You’ll want to eliminate rust as soon as possible because it can cause extra damage. Hence, you may wonder: Why are exhaust bolts rusty in the first place? A lot of force will be required to remove rusty exhaust bolts. Even cutting the bolts is an option if necessary. Replacement of corroded bolts is required immediately. That’s why you’ll have to get rid of it however you see fit.

Corrosion and even old age can cause exhaust bolts to corrode, causing them to fall apart. Because of this, you have little control over it, especially as your unit ages. The good news is that there are various ways to get rid of it, and we’ll go over them all here. We’ll show you how to remove rusty exhaust nuts step-by-step in this article. We’ll also cover a variety of ways to remove and replace these. You’ll be able to react quickly if you see that your bolts are corroding. What are we waiting for? Let’s get to it, shall we?

How Do I Free Stuck Rusted Exhaust Bolts?

There are various reasons why you might be able to release your rusted and jammed exhaust nuts. You can use force, heat, drill, or even cut it to get it to disintegrate.

Let’s take a look at each one and see what you can do about it.

Use force to remove the rusted exhaust bolts.

The first option for removing stubborn exhaust bolts is to use a lot of force. Occasionally, striking the head of the bolt with enough force can be helpful. A chisel or wrench can also be used to loosen the bolt by slowly hitting the components back and forth.

Exhaust nuts can be removed using this method first and foremost. Depending on the stubbornness of the bolt, the solution may be different. Without totally disassembling the setup you’ll need to exert a fair amount of force.

Heat the bolts to remove rust.

When heated and cooled to their maximum, the corroded exhaust bolts expand and compress simultaneously. As a result, you can also heat your bolts to eliminate the rust coatings.

It’s possible that the intense heat will help loosen the stubborn bolt, making it easier to move using standard tools. The bolt threads are also cleaned of rust and corrosion using this technique. So, give it a whirl and see how it goes.

Use a drill.

There is a wide range of equipment available for drilling out the corroded bolts. To get the most out of your effort, properly clean the surface.

Corrosive exhaust nuts can be easily removed with the drill-out gun. Although there is a chance the bolt will break inside the arrangement, In contrast, consulting with experts may help ensure that the project is completed to the highest standards. As a result, take your time and plan everything out meticulously.

Cut the rusted bolts.

Using notches to remove hard nuts and bolts is a very precise method. Bolts on rusted exhaust pipes can easily be removed with fair effort and gentle grips.

Twisting and sliding are made easier since the bolt’s tension is reduced when it is broken into parts. As a result, the cuts will make it easier to remove the rusty bolts. An instructional video on how to remove rusty exhaust bolts may be helpful for those who prefer visual aids.

How Do You Remove a Rusted Bolt Without Heat?

By chilling the bolt, you may remove it from your vehicle without having to heat it up first. Previously, I explained that extreme heating and cooling can change the properties of rust. You can always freeze your bolts instead of heating them. Due to the lengthy nature of the process of freezing, this may take a little longer to complete. If you’re unable to freeze it, you have a few additional options. Using force, drilling, and even making incisions in the bolts are all options.

To get rusted nuts moving, you’ll need to do something extra. To remove the rust and free the bolt, you may need to use extreme force, drill, or even apply cuts. Consider locking two wrenches together and trying again if you’re dealing with a stubborn bolt. You should be able to remove the bolt with the help of the additional wrench. Even if a pipe might work, the genius of this approach is that you can nearly always find another wrench nearby if you only have one. Try this easy DIY to keep your wrenches organized.


An exhaust bolt can be removed by unscrewing it, but you must know how to do so first. You should be able to remove the rusty exhaust nuts from your unit using one of the four primary ways described above. In the end, it’s up to you to decide which strategy works best for you because you’ll balance the pros and cons of each one.

Remove the corroded bolt as soon as possible and deal with any remaining rust to avoid any damage from occurring, whichever method you decide to use