Chevron 266373272 Techron D Concentrate Diesel Fuel System Cleaner, 20 fl. oz., 1 Pack

Techron D concentrate, Diesel fuel system cleaner is an ultra-high performance, one-tank clean-up, Diesel fuel system cleaner designed for use in All types and sizes of Diesel engines. Techron Diesel's powerful, patented formulation offers superior deposit clean-up and engine protection. It is effective in older engines and the latest generation common-rail Diesel engines. Can be used with All types of Diesel fuel including ultra-low sulphur Diesel, Bio Diesel and Bio Diesel blends. Safe to use every 3, 000 miles or at every oil change. One 20-ounce bottle treats up to 35 gallons of Diesel fuel.