Person holding a large, beige bottle with measurement markings, in a store aisle lined with similar bottles.

Engineered for Performance and Protection

AMSOIL is a leader in synthetic lubrication solutions, offering products designed to enhance engine performance, reduce wear, and extend service life. With a reputation for quality and innovation, many AMSOIL diesel and motor oils deliver guaranteed protection for up to 25,000 miles, making them a preferred choice for those seeking reliability and efficiency.

AMSOIL Product Lineup

Stay Informed & Updated

Understanding Oil Viscosity Presentation Slide.

Understanding Oil Viscosity

12/11/2025
Viscosity is the measure of a fluid's resistance to flow. The physical properties of lubricants...

Unmatched Protection for Every Drive

AMSOIL’s advanced formulas provide unmatched protection, whether for daily use or high-performance applications. Reach out today to get access to top-tier AMSOIL products. Whether you need AMSOIL transmission fluid or accessories, we are your right choice.

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More AMSOIL® Products

Fluffy blue and white cleaning mitt.

AMSOIL Microfiber Wash Mitt

Gentle on Surfaces – Thick, plush design reduces wash-induced swirl...
Red plush towel folded neatly.

AMSOIL Drying Towel

Superior Absorbency – Dry a standard-size vehicle with a single...
Two rolled fluffy red towels.

AMSOIL Microfiber Detail Towel 2-Pack

Gentle on Surfaces – Scratch-free, borderless plush design Low Maintenance...
Foam sprayer with AMSOIL logo on bottle.

AMSOIL Foam Cannon

Wide mouth for easy filling Wide base for stability, preventing...
AMSOIL Interior Detailer Spray Bottle.

AMSOIL Interior Detailer – Light Lemon

Multi-surface use 90-day UV protection Traps & eliminates odors Product code : IDLCN-EA BUY...
Amsoil Interior Detailer spray bottle.

AMSOIL Interior Detailer – Scent Free

Multi-surface use 90-day UV protection Traps & eliminates odors Product code : IDNCN-EA BUY...
Amsoil ceramic spray bottle, 16 fl oz.

AMSOIL Exterior Ceramic Spray

Easy application Requires no cure time Sheds water rapidly Protects against UV rays Product...
Blue bottle of high-foam car shampoo.

AMSOIL High-Foam Car Shampoo

High-foam formula is hard on dirt, gentle on coatings and finishes...
AMSOIL Dominator synthetic racing brake fluid.

AMSOIL DOMINATOR® DOT 4 100% Synthetic Racing Brake Fluid

Superior high-temperature performance. Increases boiling points well beyond DOT standards. Maintains a stable...
AMSOIL synthetic brake fluid bottle, DOT 3&4.

AMSOIL DOT 3 and DOT 4 100% Synthetic Brake Fluid

Maximum ABS and traction-control performance Excellent ABS and traction-control responsiveness. Fights water...
Black bottle of power steering fluid.

AMSOIL 100% Synthetic Multi-Vehicle Power Steering Fluid

Formulated for Quiet Operation and Reliable Wear Protection Reduces friction Helps seals...
AMSOIL Shock Therapy suspension fluid bottle.

AMSOIL Shock Therapy® #5 Light Suspension Fluid

High viscosity index helps prevent fade under extreme temperatures Consistent, smooth...
Amsoil shock therapy suspension fluid bottle.

AMSOIL Shock Therapy® #10 Medium Suspension Fluid

High viscosity index helps prevent fade under extreme temperatures Consistent, smooth...
AMSOIL Dominator Coolant Boost bottle.

AMSOIL DOMINATOR® Coolant Boost

Provides effective heat transfer and enhanced corrosion protection Reduces engine temps up...
Antifreeze and coolant gallon container.

AMSOIL Propylene Glycol Antifreeze and Engine Coolant

Concentrated – requires mixing with distilled or high-quality water Protection up to...
AMSOIL antifreeze coolant bottle, 1 gallon.

AMSOIL Passenger Car & Light Truck Antifreeze & Coolant

Unique poly-organic acid (OAT) formulation allows for use in a wide...
Antifreeze coolant test strips and instructions.

Antifreeze Test Strips

Tests all coolant colors. Reports freeze- and boiling-point protection levels. Reports pH level....
Amsoil antifreeze and coolant container.

AMSOIL Heavy-Duty Antifreeze & Coolant

Fully formulated: DOES NOT require the use of supplemental antifreeze/coolant...
Blue bottle of AMSOIL antifreeze coolant.

AMSOIL Powersports Antifreeze & Coolant

Pre-mixed 50/50 with high-purity water Ethylene-glycol formulation meets OEM requirements Extended-life formulation lasts...
Amsoil spray grease can, white lithium.

AMSOIL Spray Grease

White lithium grease protects against wear and corrosion Lubricates moving parts for...
Black oil container with Amsoil label.

AMSOIL 100% Synthetic EP #00 Grease

Excellent extreme-temperature performance Reduced wear under shock-load conditions Protects against...