Protect and maintain your marine engine’s fuel system with STA-BIL engine care solutions for everything from fishing boats to ski boats. This collection supports easy starting, clean fuel systems, and reliable performance during use and storage.
Fuel starts degrading in as little as 30 days. Left untreated, it forms gum and varnish that clog carburetors, damage fuel lines, and can turn into expensive repairs.
STA-BIL Storage Fuel Stabilizer keeps fuel fresh for quick and easy starts after long term storage, by preventing gum and varnish build up. STA-BIL Marine keeps your fuel system clean during everyday use with advanced PEA cleaners, helps remove water and keeps your fuel fresh for up to 12 months.
Family-Owned and trusted for over 65 years. Your equipment will be ready when you are.
Keeps fuel fresh for up to 24 months
Prevents gum and varnish buildup
Marine fuel treatment for use year-round to clean the fuel system and keep fuel fresh
Cleans the fuel system and helps rough running engines start smoothly
Learn About STA-BIL Marine Tune Up
Internal engine protection during storage
Long-lasting protection for exposed metal
High ether content delivers faster starts, even on stubborn engines
Dissolves gum, varnish, and carbon deposits fast
STA-BIL has been America’s most trusted fuel stabilizer since 1958. Millions of engines rely on our products every storage season.
