STP Gas Treatment Review

By Kathrina Jane Tiangco Written by Kathrina Jane Tiangco
Updated on March 24, 2022

STP Gas Treatment improved the efficiency of gas by introducing powerful cleaning chemicals to combat the buildup of toxic carbon, gum, and lacquer coatings in the fuel line, which can degrade performance. It’s also designed to keep water out of the fuel line, which might cause it to freeze. Jet fuel is used to make this product, which is a high-quality transporter of active chemicals. Pour the whole contents of the can into a half-full petrol tank. Replace the cap on the empty bottle and toss it in the garbage. For tanks with a capacity of approximately 21 gallons. It’s possible to use it in conjunction with other STP gasoline additives.

Motor oils are specially designed lubricants which cool vehicle parts, keep them clean, as well as protect them from corrosion, rust, and wear. Among the most significant purposes of oil is to lubricate moving components by generating a buffer between them, allowing them to glide more smoothly. This lowers metal-to-metal friction and contact, which is a key cause of engine wear, heat and premature deterioration. STP Oil Treatment reduces metal-to-metal contact by creating a thicker oil cushion between circulating engine components, hence reducing engine wear.

STP Gas Treatment: Applications

STP® Oil Treatment solutions can be used at any time, although it is recommended that you use them every time you change your oil. However, they can only be used only once a oil change. Petrol System Cleaner  STP Ultra 5-in-1 comes formulated with such a proprietary combination of high-performance surfactants, corrosion inhibitors, and performance boosters to help manage and sanitize your fuel delivery mechanism. It makes its way along your gasoline delivery system, eliminating deposits as it goes. STP® Wearguard reduces friction on cylinder walls, allowing the engine to operate as effectively as possible.

STP Gas Treatment Pros and Cons


  • Keeps the gasoline intake system clean, which saves petrol.
  • Reduce the amount of friction
  • Corrosion prevention
  • It aids in the recovery of peak performance.
  • Deletes the deposit


  • “Keep clean” chemicals are the name for these gasoline additives. 
  • STP® Gas Treatment as well as Fuel Injector & Carburetor Treatment actually mitigate dangerous deposits from forming in your engine’s gasoline intake plenum, comprising carburetors and fuel injectors, much like brushing your teeth stops harmful germs from forming on them. 
  • Current deposits are not removed by STP® products. These are all delicate sections of the fuel line that regulate the fuel/air combination and must be kept clear of deposits in order to function correctly. 
  • A few of the resins and other nasties in gasoline may separate and lodge in the fuel system for a long time, and putting a competent cleaner across your engine on a regular basis will help keep those residues from increasing. 
  • Cleaning is also accountable for the “saves gas” sign on additive packages, as a cleaner fuel injector will improve efficiency. Many additive marketers, however, forget to mention that it was a relative term. If your gasoline system is already pretty clean, running cleaner through it won’t give you any more power or mileage.

How to Use STP Gas Treatment

Gas treatments function on a basic level when they are contained in the fuel prior to combustion. It is recommended that you apply any gas remedy you choose to utilize during your fill-up before adding extra gas. Fill your partially-filled tank with the necessary amount of gas treatment, then top it up as usual. This is a “splash mixing” method that guarantees the gas solution is evenly distributed throughout the tank’s gasoline. It’s also a more effective strategy than just slathering gas solution on the base of your tank’s gas and walking away. This would have been a “diffusion” procedure, in which the treatment would gradually spread across the tank’s gasoline.

STP Gas Treatment: Safety and Frequency of Use

They include fuel water controls, as well as combustion improvers and detergents for cleaning the engine. The simple line is that they will not operate unless they are present in the gasoline. As a result, the advice is that you employ gas treatment in each tank. It will not only remove any existing deposits and regulate any water in the gasoline, but it will also maintain the engine clean over time. Deposits build as soon as a car has traveled 1000 miles, thus experts recommend using Petrol Injector Cleaner of STP each 3000 miles.

Is STP Gas Treatment worth it?

There are a number of options for gasoline additives to handle petrol, diesel, or ethanol in a crowded market. Consumers are perplexed and apprehensive, sometimes as a result of negative experiences they or even someone they recognize has experienced. Consumers desire a solid Return On Investment as much as anything; they can save more revenue than they expend. That’s why mileage is mentioned so frequently in gasoline additives: drivers can relate with changes in their fuel mileage and build the “value proposition” in its thoughts. Brands like STP are used to identify the top ones. Yes, it is worthwhile.