How Do You Use Stp Fuel System Cleaner?

How Do You Use Stp Fuel System Cleaner? STPĀ® High Mileage Fuel Injector Cleaners Plus it’s easy to use! Simply add a bottle of STPĀ® High Mileage Fuel Injector Cleaner into a full fuel tank, in the same manner as you would add fuel. Repeat this process every 3000 miles to keep your fuel injectors … Continue reading How Do You Use Stp Fuel System Cleaner?