Take Note!

STP Direct Injection Fuel Injector Cleaner is safe to use in any engine and is compatible with cap-less gas systems. Will not void warranties.

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

  • Inhibits corrosion
  • Removes deposits
  • Restores performance

  • 12 Fluid Ounces

Product Description

STP Direct Injection Fuel Injector Cleaner is a PEA-based high performance formula scientifically engineered to dissolve hardened deposits that accumulate on injectors in vehicles with Direct Injection systems.

Without cleaning, deposits can lead to hard starts, lost acceleration and rough idling.

How it helps:

  • High Performance Detergents: Helps save gas by removing hardened deposits that accumulate on injectors of direct inject engines
  • Temperature Resistant Detergents: Clean harmful deposits in the combustion chamber, Helps restore peak performance
  • Corrosion Inhibitors: Helps prevent the harmful effects of rust and corrosion caused by moisture

Treat Rate: Treats up to 28 gallons of gasoline.

Take Note!

STP Direct Injection Fuel Injector Cleaner is safe to use in any engine and is compatible with cap-less gas systems. Will not void warranties.

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

Usage Directions

Pour contents into gas tank that is at least half full.

Usage Frequency: Use regularly when you fill up your tank.

Frequently Asked Questions

  • Fuel injectors are Electrically operated valves that inject a fine spray of fuel, in the proper amount, into the engine’s intake port. The amount of fuel sprayed into the engine varies according to the engine temperature, speed, and load, and is controlled by the vehicle’s onboard computer.

Often bought together