STP® Complete Fuel System Cleaner

Fuel cleaner. STP Complete Fuel System Cleaner bottle

Removes deposits from entire fuel system.

This STPĀ® formulation helps clean your entire fuel system to restore its optimum operating condition. It contains jet fuel, a high-quality carrier of active ingredients.

Deep Cleans Fuel System and Helps

Deep cleans fuel system and helps

Usage Frequency

Use every oil change or 4,000 miles.

Treat Rate

  • 5.25 oz. bottle treats 21 gallons
  • 12 oz. bottle treats 28 gallons

Take Note!

STP® Complete Fuel System Cleaner is safe for all gasoline engines.

Not sure which Fuel Additive to use?

Click here to view our comparison chart