
Marine$8.29

KLOTZ
In stock · stock as of Aug 9, 2026
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30-day returns on unused parts
Concentrated tetraethyl lead substitute formulated to increase the octane rating of gasoline up to 10 numbers or more Helps eliminate engine damaging detonation, spark knock, pre-ignition and pinging from low octane gasoline Modifies the burn speed and flash point of gasoline to create a stable combustion chamber flame front, maximizing power and performance Stabilizes oxygenated gasoline to prevent leak-out conditions Provides needed upper-cylinder lubrication that is missing in unleaded gasoline For gasoline only One gallon (128 fl. oz.)