Berryman (0116-12PK) B-12 Chemtool Carburetor/Fuel Treatment and Injector Cleaner - 15 oz., (Pack of 12)

Quickly disperses moisture and dissolves gum, varnish, and other fuel residues from the entire fuel system, fuel tank, fuel lines, fuel injectors, valves, rings and pistons with HEST Regular use ensures higher compression, fewer repairs, lower operating costs, and increased spark plug and injector life. Available in both consumer and commercial sizes. Catalytic converter and oxygen sensor-safe.