Honda CR-V Owners Club Forums banner

tier

  1. Gasoline Detergent, Top Tier Fuel and Costco

    Maintenance and Service
    I thought you folks might like to know what I've learned about gasoline detergents. The EPA, for emissions reasons only, not engine health, set a minimum level of detergent that must be added to gasoline. The level was lower than some oil companies were adding at the time. An unintended...
Top