


- Products
- FUEL ADDITIVES
- SUPER CONCENTRATED FUEL INJECTOR CLEANER
STP® Super Concentrated Fuel Injector Cleaner Unclogs dirty fuel injectors to restore performance.
Cleans Fuel Injectors to Help
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SAVE GAS BY CLEANING DIRTY FUEL INJECTORS
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RESTORE PERFORMANCE
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REMOVE DEPOSITS
- 5.25 fl. oz. bottle treats up to 21 gallons of gasoline.
- 12 fl. oz. bottle treats up to 28 gallons of gasoline.
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
Take Note!
STP® Super Concentrated Fuel Injector Cleaner is safe for any gasoline engines.

This product is compatible with cap‑less gas systems.
5.25 fl. oz. size:
WARNING: Reproductive Harm- www.P65Warnings.ca.gov
12 fl. oz. size:
WARNING: Cancer and Reproductive Harm- www.P65Warnings.ca.gov
© 2019 The Armor All/STP Products Company, a Spectrum Brands Company