Fuel additives
P.i. Performance Improver Gasoline Additive
P.i. gasoline fuel-system cleaner for compatible cars and trucks with port or direct injection; not for diesel or two-stroke engines.
CLEARWATER OIL / AMSOIL PRODUCT CATALOG
FUEL ADDITIVES
Compare AMSOIL fuel additives by product code and application. Review the product details and manufacturer requirements before choosing.
12 products
Fuel additives
Upper Cylinder Lubricant Corrosion Inhibitor
Upper-cylinder lubricant and corrosion inhibitor for compatible gasoline fuel systems.
Fuel additives
Quickshot Gasoline Treatment and Stabilizer
Gasoline treatment and stabilizer for compatible powersports and small-engine fuel systems.
Fuel additives
Gasoline Stabilizer
Gasoline Stabilizer for compatible two- and four-stroke gasoline equipment being prepared for storage.
Fuel additives
Diesel 4-IN-1 Fuel Additive
Diesel additive combining injector cleaning, lubricity, cetane, and cold-flow functions.
Fuel additives
Diesel Injector Clean Fuel Additive
Diesel fuel additive designed to clean injectors and support fuel-system lubrication.
Fuel additives
Diesel Cetane Boost Fuel Additive
Cetane-boosting diesel fuel additive for compatible diesel applications.
Fuel additives
Diesel Cold Flow Fuel Additive
Diesel Cold Flow preventive fuel treatment, added before diesel wax forms and according to the current label’s directions.
Fuel additives
Diesel Injector Clean + Cetane Boost Fuel Additive
A diesel fuel additive combining injector-cleaning and cetane-boosting functions.
Fuel additives
Diesel Recovery Fuel Treatment
Diesel Recovery emergency treatment for gelled diesel fuel and frozen fuel filters, used according to the product and equipment instructions.
Fuel additives
Motorcycle Octane Boost
An octane-boosting gasoline treatment intended for the listed motorcycle applications.
Fuel additives
DOMINATOR Octane Boost
A gasoline octane-boosting treatment; confirm the label’s equipment restrictions before use.
No matching products
Try a product code, another viscosity, or a broader search.
Choose for your vehicle.
These are Clearwater Oil’s selected products, not an AMSOIL sales ranking. Always confirm the current specifications and application list. Prices, package sizes, availability, shipping, and checkout are provided by AMSOIL.
AMSOIL Dealer #30575602 ↗