STP® Fuel Additives - Clean Engine Deposits, Fuel System Treatment & Cleaners To Improve Performance & Fuel Efficiency

STP® No3 Octane Booster

STP® Octane Booster:


STP® No3 Octane Booster

Price $ 17.85 Including Shipping


Helps restore horsepower by removing deposits and cleaning the fuel intake system.

This 2-in-1 formula boosts octane and cleans fuel intake system to restore lost performance.

Used regularly Helps:

Restore lost performance
Remove deposits which cause knock and ping, hesitation and stumble
Increase octane level in fuel system

Usage Frequency:

Use regularly when you fill up.

Treat Rate:

5.25 oz. bottle treats 21 gallons



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