The LIQUI MOLY Pro-Line Diesel System Cleaner is a 1L concentrate formulated to clean diesel fuel-system deposits when used according to product directions. Packaged as a concentrated professional-strength cleaner, it is intended for diesel applications requiring a concentrated additive to help remove buildup from fuel-system components as part of routine maintenance or targeted cleaning.
LIQUI MOLY 1L Pro-Line Diesel System Cleaner Concentrate