Fuel Injector Cleaner Guide: Which STP® fuel system cleaning product and Carburetor Cleaner works for you.

Fuel Additives Comparison

  Which STP® fuel additive should you use?  

Product

Purpose

STRENGTH OF ADDITIVES

USAGE FREQUENCY


...

STP® ULTRA 5 IN 1 FUEL SYSTEM CLEANER

 

Deep-cleans entire fuel system and lubricates engine parts.

STRENGTH OF ADDITIVES

Use at every oil change.


...

STP® COMPLETE FUEL SYSTEM CLEANER

 

Cleans entire fuel system for optimum performance.

STRENGTH OF ADDITIVES

Use at every oil change.


...

STP® SUPER CONCENTRATED FUEL INJECTOR CLEANER

 

Unclogs dirty fuel injectors to restore lost performance.

STRENGTH OF ADDITIVES

Use at every oil change.


...

STP® FUEL INJECTOR & CARBURETOR TREATMENT + UPPER CYLINDER LUBRICANT

 

Helps keep fuel injectors and carburetors clean as it fights friction.

STRENGTH OF ADDITIVES

Regularly when you fill up.


...

STP® GAS TREATMENT

 

Helps save gas by keeping fuel intake system clean with regular use.

STRENGTH OF ADDITIVES

Regularly when you fill up.


...

STP® OCTANE BOOSTER

 

Boosts octane and helps clean fuel intake system.

STRENGTH OF ADDITIVES

Regularly when you fill up.


...

STP® RACING SERIES OCTANE BOOSTER

 

Increases the octane rating of gasoline.

Note: Not legal for street use.

STRENGTH OF ADDITIVES

Use as needed.


...

STP® ETHANOL FUEL SYSTEM TREATMENT WITH FUEL STABILIZERS

 

Prevents ethanol fuel deposits.

STRENGTH OF ADDITIVES

Use as needed.


...

STP® MULTIPURPOSE MOTOR TREATMENT


Used for fuel systems, crankcases and intakes.

 

STRENGTH OF ADDITIVES

Regularly to protect and maintain