
STP Fuel Injector & Carburetor Treatment is a product designed to clean fuel injectors and carburettors in vehicles with over 75,000 miles or 120,000 kilometres. It is formulated to prevent the accumulation of deposits, which can lead to hard starts, lost acceleration and rough idling. The treatment is safe for all gasoline engines and compatible with cap-less gas systems. To use the treatment, users are instructed to pour the entire contents of the bottle into their gas tank before or after fuelling. The frequency of use is recommended to be every time the gas tank is filled up.
| Characteristics | Values |
|---|---|
| Usage Frequency | Use regularly when you fill up |
| Usage Method | Pour the entire contents into the gas tank before or after fueling |
| Compatibility | Safe for all gasoline engines, including cap-less gas systems |
| Benefits | Removes deposits, improves acceleration, restores engine performance, lowers emissions, saves gas, improves mileage |
| Treat Rate | 5.25 fl. oz. bottle treats up to 15 gallons of gasoline; 12 fl. oz. bottle treats up to 21 gallons of gasoline |
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What You'll Learn
- STP Fuel Injector and Carburetor Treatment is safe for all gasoline engines
- The treatment helps prevent the accumulation of deposits
- It is recommended to use the treatment regularly when you fill up your gas tank
- The treatment can help improve engine performance and increase acceleration
- STP also offers other fuel system cleaners and stabilizers

STP Fuel Injector and Carburetor Treatment is safe for all gasoline engines
STP Fuel Injector and Carburetor Treatment is deemed safe for all gasoline engines. It is specially formulated to maintain the clean performance of fuel injectors and carburetors by preventing the accumulation of deposits, which, if left untreated, can lead to hard starts, lost acceleration, and rough idling. The treatment is made with jet fuel, which acts as a high-quality carrier of active ingredients.
The treatment is compatible with cap-less gas systems and can be used before or after fueling. It is recommended to use the treatment regularly when filling up. The frequency of use depends on the size of the gas tank, with a 5.25 fl. oz. bottle treating up to 15 gallons of gasoline, and a 12 fl. oz. bottle treating up to 21 gallons.
STP Fuel Injector and Carburetor Treatment is designed to be an easy and effective way to clean your fuel injectors and carburetor. It is a popular choice among vehicle owners, with many positive reviews highlighting its effectiveness in improving engine performance and increasing gas mileage. Some customers have shared their experiences, stating that using the treatment has helped improve their gas mileage and engine performance, while others have noted its convenience and affordability.
However, it is important to note that there are mixed opinions on the necessity of fuel injector cleaners. Some mechanics and car enthusiasts believe that modern gasolines already contain additives that help clean the engine and combustion chamber, rendering additional cleaners unnecessary. Nevertheless, others have shared instances where using a fuel injector cleaner, including STP's treatment, has made a noticeable difference in their vehicle's performance.
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The treatment helps prevent the accumulation of deposits
The STP Fuel Injector & Carburetor Treatment is a specially formulated treatment to maintain the clean performance of fuel injectors and carburettors by preventing the accumulation of deposits. Deposits can lead to hard starts, lost acceleration, and rough idling. The treatment is made with jet fuel, which acts as a high-quality carrier of active ingredients. It is safe for all gasoline engines and is compatible with cap-less gas systems.
The treatment is easy to use. Simply pour the entire contents of the bottle into your gas tank before or after fuelling. The frequency of use is recommended to be with every fill-up. The treatment is available in different sizes, with a 5.25 fl. oz. bottle treating up to 15 gallons of gasoline and a 12 fl. oz. bottle treating up to 21 gallons.
STP also offers a High Mileage Fuel Injector & Carburetor Cleaner Treatment, which is designed for vehicles with over 75,000 miles. This product contains deposit-control additives to help remove deposits and a friction modifier to maintain engine efficiency.
Reviews of the STP Fuel Injector & Carburetor Treatment are generally positive, with some users reporting improved engine performance, increased fuel efficiency, and smoother acceleration. Some users have also noted that the treatment is inexpensive and effective, making it a good alternative to replacing fuel injectors.
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It is recommended to use the treatment regularly when you fill up your gas tank
Regular use of STP Fuel Injector and Carburetor Treatment is recommended to maintain the clean performance of fuel injectors and carburetors. Deposits can build up in the fuel system, leading to hard starts, lost acceleration, and rough idling. By using the treatment regularly, you can prevent the accumulation of these deposits and keep your fuel system running smoothly.
The treatment is designed to be used each time you fill up your gas tank. Simply pour the entire contents of the bottle into your gas tank before or after fuelling, and the treatment will work to clean and maintain your fuel injectors and carburetor. It is safe to use in all gasoline engines, including cap-less gas systems, and will not cause any harm.
The frequency of usage will depend on how often you fill up your gas tank and the size of your fuel tank. As a general rule, gasoline treatment products should be used every 3-4 months or at every oil change. However, you may need to use the treatment more or less frequently depending on your vehicle's specific needs and the condition of your fuel system.
By using STP Fuel Injector and Carburetor Treatment regularly, you can prevent issues caused by clogged fuel injectors and carburetors, such as hard starts, lost acceleration, and rough idling. It is a simple and inexpensive way to maintain the performance of your vehicle and keep your fuel system clean and efficient.
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The treatment can help improve engine performance and increase acceleration
STP Fuel Injector & Carburetor Treatment is a fuel additive designed to improve the performance of fuel injectors and carburetors. It is formulated to prevent the buildup of deposits, which, if left untreated, can lead to hard starts, lost acceleration, and rough idling.
The treatment is easy to use and can be added directly to the gas tank before or after fueling. It is recommended to use the treatment regularly, each time you fill up your tank. The frequency of use will depend on the size of your gas tank and the treat rate of the product you have purchased. For example, a 5.25 fl. oz. bottle treats up to 15 gallons of gasoline, while a 12 fl. oz. bottle treats up to 21 gallons.
By regularly using this treatment, you can help maintain the clean performance of your fuel injectors and carburetors. This, in turn, can lead to improved engine performance and increased acceleration. The treatment helps to remove deposits and gunk from the fuel system, ensuring that fuel can flow freely and be efficiently combusted.
Additionally, the treatment contains a friction modifier that fights upper cylinder friction, further improving engine efficiency and performance. This is especially beneficial for older vehicles or those with high mileage, helping them to run more smoothly and efficiently.
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STP also offers other fuel system cleaners and stabilizers
STP offers a range of fuel system cleaners and stabilizers to help keep your engine running smoothly. These products are designed to remove deposits and build-up from fuel injectors and carburetors, improving engine performance and fuel efficiency.
The STP Complete Fuel System Cleaner is a popular choice for those looking for a comprehensive solution. It is formulated with a blend of PEA and PIBA detergents to effectively remove harmful deposits and keep fuel intake systems clean. This product is safe for use in any gasoline engine, including turbo, direct inject, and hybrid, and is compatible with cap-less gas systems. The 5.25 fl. oz bottle treats up to 15 gallons of gasoline, while the 12 fl. oz bottle treats up to 21 gallons.
For those with modern engines, the STP Ultra 5 in 1 Fuel System Cleaner is a great option. It is designed to address the unique deposit and lubrication issues that these engines face. This product also contains a blend of PEA and PIBA detergents to remove harmful deposits and fight engine friction. The 12 fl. oz bottle treats up to 26 gallons of gasoline and is compatible with cap-less gas systems.
STP also offers a High Mileage Fuel Injector & Carburetor Cleaner Treatment, which is specially formulated for vehicles with over 75,000 miles. It contains deposit-control additives to help remove deposits and improve fuel efficiency. This product also includes a friction modifier to maintain engine efficiency by fighting upper cylinder friction. The 5.25 fl. oz bottle treats up to 15 gallons of gasoline.
In addition to these options, STP offers a range of other fuel system treatments, including the STP Multi-Purpose Motor Treatment and Fuel Stabilizer, and the STP 1 Tank Tune-Up Fuel Additive Fuel System Cleaner. These products are designed to improve engine performance, increase fuel efficiency, and prolong the life of your vehicle.
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Frequently asked questions
It is recommended to use the treatment regularly when you fill up your gas tank.
A 5.25 fl. oz. bottle treats up to 15 gallons of gasoline, while a 12 fl. oz. bottle treats up to 21 gallons.
Pour the entire contents of the bottle into your gas tank before or after fueling.
Yes, STP Fuel Injector and Carburetor Treatment is safe for all gasoline engines and is compatible with cap-less gas systems.











































