AMSOIL Fuel Additives
Gasoline Fuel Additives
Dominator Octane Boost (AOB) Dominator Octane Boost (AOB)

Maximizes power and improves performance in all two-cycle and four-cycle gasoline engines. Reduces engine knock, improves ignition and engine response, helps fuel burn cleaner and inhibits corrosion. Recommended for off-road and racing use.

Dominator Octane Boost (AOB)
Gasoline Stabilizer (AST) Gasoline Stabilizer (AST)

AMSOIL Gasoline Stabilizer (AST) reduces the oxidation process that occurs when fuel is stored for extended periods, improving performance, extending equipment life and decreasing maintenance expenses.

Package sizes include:

Gasoline Stabilizer (AST)
AMSOIL Motorcycle Octane Boost (MOB) AMSOIL Motorcycle Octane Boost (MOB)

AMSOIL Motorcycle Octane Boost (MOB) increases octane for power and efficiency. It is designed to improve startup performance and eliminate engine ping and knock for increased power at low-rpm operation....

AMSOIL Motorcycle Octane Boost (MOB)
P.I Performance Improver (API) P.I Performance Improver (API)

P.i. improves fuel mileage an average of 2.3% and up to 5.7%. Reduces emissions such as hydrocarbons (HC) up to 15%, carbon monoxide (CO) up to 26% and nitrous oxides (NOx) up to 17%. Restores power and performance. Reduces the need for costly higher...

P.I Performance Improver (API)
Small Engines & Powersports Fuel Treatment & Stabilizer Quickshot SE Additive & Stabilizer (AQS)

Degraded fuel presents a major maintenance issue in small engines and powersports equipment. It can form varnish, gum and insoluble debris that clog carburetors, fuel injectors and fuel filters. Carbon buildup can form on the tops of pistons that lea...

Quickshot SE Additive & Stabilizer (AQS)
Upper Cylinder Lubricant (UCL) Upper Cylinder Lubricant (UCL)

Your engine’s top-end is sparsely lubricated and prone to the development of performance-robbing deposits. It’s also highly susceptible to corrosion, an issue compounded by the prevalence of ethanol in today’s fuel. AMSOIL Upper Cylinder Lubric...

Upper Cylinder Lubricant (UCL)
   
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