The 6 Best Car exhaust System cleaners (2023 reviews)

The berryman products car exhaust system cleaner is the best feature-rich cleaner on the market today. This product is the best fuel additive on the planet. It cleans even vehicles not maintained or stored with fuel in them. It's like a miracle drug for a carb that really should be taken off and cleaned but you don't have time to do it.

These injectors have about 30K miles on them and they are looking as new. It is safe for all vehicles with an O2 sensor and catalytic converter. It will not damage any lines or seals. This chemical can be used in any automobile. It is nearly empty and fill the tank up with fuel in them.

Why We Like This:

Kills insects in a pinch if being attacked
Strong stuff and still cleans varnish and grease immediately
One of the new comers and featured product

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Best For Any Gas Or Diesel Engine: Gumout Car exhaust System Cleaner

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The gumout car exhaust system cleaner is satisfactory and appropriate and fits well with your daily usage. This product is much more cost effective than constantly using the "Top Tier" gasoline, for the older higher mileage vehicles. It is great for any gas or diesel engine. It is a replacement for the box of 2 techron bottles. The company that makes this fuel additive ensures that it won’t break up deposits and clog the fuel filter or harm the oxygen sensor. It is best to "pour" it into your gas tank, while at the gas station, right before you fuel your vehicle up.

It is a maintenance item to keep things running like new and it works. If you are going to use a fuel injector cleaner, this is as good as the ones that cost 4 times as much.

Why We Like This:

Idle is smoother and there is no hesitation upon acceleration
Keeps performance up and saves on maintenance
Great product for any car or truck or vehicle
Any gas engine, like snow blower, lawn mower, etc

Best For boat: chemical guys Car exhaust System Cleaner

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Best part: chemical guys car exhaust system cleaner costs comparatively low and it is available to ship in 24 hours. The Signature series orange degreaser works fast at removing grime from the filthiest surfaces. It is blended with powerful citrus extracts and hyper surfactants to easily cut through and separate grease and oil from any surface. It makes quick work of old tire shine buildup with light to moderate scrubbing. It is great for brightening up fender wells/suspension components.

The strength citrus degreaser is designed to remove tough dirt, grime, and grease. Orange degreaser foaming agents help remove tough dirt and grime from the surfaces to avoid scratching sensitive areas. It is tough enough to clean tough dirt and grime but gentle for rims and wheels. It can also be great for cleaning out an old car's engine bay.

Why We Like This:

Great de-greaser, easy to make it go a long way
Very easy to use and does a semi good job
Removes stains from cloths, not as good as greased lighting orange but pretty good

Best For Diesel: Dura lube Car exhaust System Cleaner

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We would, of course, be remiss if we didn't mention dura lube car exhaust system cleaner for daily purpose. This " Duralube severe fuel system cleaner " is part of your car maintenance that all auto mechanics does not want you to know because they want you to come visit them more often. It cleans all of the gum and varnish out of your fuel system. It also helps with fuel injectors and corrosion. It is effective in regaining fuel efficiency and engine responsiveness.

It cleans the whole fuel system of your car. The car runs smoother, shifts smoother and even idles better. It is a must for all high milage cars.

Why We Like This:

Worth its work, noticeable in misfiring, o2 sensors
Works fast to clean dirty fuel system
You can clean your mass air sensor
For catalyst misfiring and oxygen sensors cleaning

Best For Car: Liqui Moly Car exhaust System Cleaner

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Best part: liqui moly car exhaust system cleaner costs comparatively low and it is available to ship in 24 hours. This will work great in any gasoline engine. The 20250 is a fuel system additive, meaning you put it in with a certain amount of fuel and it cleans the intake, valves and combustion chamber. This is compatible with every single combustion engine. The key is make sure you also change the oil after you’ve run this product through your engine. It also prevents corrosion in the fuel system.

The truck series is a larger container to account for the increased fuel capacity of a full size truck. This stuff really works and you can tell a major difference in performance. This car is running better than ever.

Why We Like This:

Normalizes fuel compensation and exhaust emissions values
Cleans the injection system as well as the intake valves and combustion chamber
Eliminates starting problems and rough engine running

Best With All Fuel: Rislone Car exhaust System Cleaner

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The rislone car exhaust system cleaner should be able to handle its purpose and duties with ease. This bottle is designed to work in all gas tanks including standard, obstructed and capless ( no fuel cap ) systems. It is burned and contaminating byproducts are created that get circulated throughout various vehicle components. Keeping the car from overheating in any way maintains its longevity and dependability. This formula can also work on a vehicle that has had the light on for years. If your emission system is clean & no check engine light is on, it is recommended that you use this product once every 5, 000 miles to maintain a clean system.

Each time you use this stuff, it makes it feel like you have more power, but once you refuel it kinda normalizes, but if it is lagging before, it often makes it run better afterwards.

Why We Like This: