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

• 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.

Will not void warranty.

WARNING: Cancer and Reproductive Harm- www.P65Warnings.ca.gov