Super Concentrated Fuel Injector Cleaner | STP.com Best Fuel Injector Cleaner | STP® Super Concentrated Fuel Injector Cleaner
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STP® Super Concentrated Fuel Injector Cleaner Unclogs dirty fuel injectors to restore performance.


Cleans Fuel Injectors to Help

  • SAVE GAS BY CLEANING DIRTY FUEL INJECTORS SAVE GAS BY CLEANING DIRTY FUEL INJECTORS
  • RESTORE PERFORMANCE RESTORE PERFORMANCE
  • REMOVE DEPOSITS REMOVE DEPOSITS

STP® Super Concentrated Fuel Injector Cleaner contains concentrated detergents that help dissolve and remove harmful carbon, gum, and varnish deposits on fuel injectors. Without cleaning, deposits can lead to hard starts, lost acceleration and rough idling. This product is made with jet fuel, a high-quality carrier of active ingredients.

 

Usage Frequency

Use every oil change or 4,000 miles.

Treat Rate

  • 5.25 fl. oz. bottle treats up to 21 gallons of gasoline.
  • 12 fl. oz. bottle treats up to 28 gallons of gasoline.

Take Note!

STP® Super Concentrated Fuel Injector Cleaner is safe for any gasoline engines.

CAP-LESS COMPATIBLE
This product is compatible with cap‑less gas systems.

 

View our Fuel Additives Comparison Chart

FAQs Basic Maintenance