Fuel Additives Comparison
Which STP® fuel additive should you use?
Testing
Product |
Purpose |
STRENGTH OF ADDITIVES |
USAGE FREQUENCY |
|---|---|---|---|
 STP® ULTRA 5 IN 1 FUEL SYSTEM CLEANER
Deep-cleans entire fuel system and lubricates engine parts. |
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. |
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. |
STP® SUPER CONCENTRATED FUEL INJECTOR CLEANER
Unclogs dirty fuel injectors to restore lost performance. |
STRENGTH OF ADDITIVES
|
Use at every oil change. |
 STP® HIGH MILEAGE FUEL INJECTOR & CARBURETOR TREATMENT + UPPER CYLINDER LUBRICANT
Helps keep fuel injectors and carburetors clean as it fights friction. |
STP® HIGH MILEAGE 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. |
Helps save gas by keeping fuel intake system clean with regular use. |
Helps save gas by keeping fuel intake system clean with regular use. |
STRENGTH OF ADDITIVES
|
Regularly when you fill up. |
Boosts octane and helps clean fuel intake system. |
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. |
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. |
STP® ETHANOL FUEL SYSTEM TREATMENT WITH FUEL STABILIZERS
Prevents ethanol fuel deposits. |
STRENGTH OF ADDITIVES
|
Use as needed. |
 STP® MULTIPURPOSE MOTOR TREATMENT
|
STP® MULTIPURPOSE MOTOR TREATMENT
|
STRENGTH OF ADDITIVES
|
Regularly to protect and maintain |