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.

Stay Informed & Updated

Understanding Oil Viscosity Presentation Slide.

Understanding Oil Viscosity

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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Buy AMSOIL products and save 25% as a preferred customer. Use the search bar below to find the products you need or click the vehicle lookup button to find products for your vehicle.

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More AMSOIL® Products

Small bearing next to a measuring scale.

SEALING GASKET

Washer, Sealing, Hollow Bolt Product code : BP41-EA BUY NOW
Hex bolt measured with a ruler.

Self Tapping Hollow Bolt

Fitting, Self-Tapping Hollow Bolt Product code : BP40-EA BUY NOW
Brass fitting next to a ruler.

NIPPLE 1/4X2″ (OP LOCATN)

Bushing, Reducer, 1/8" to 1/4" NPT Product code : BP38-EA BUY...
Brass threaded plug with ruler for scale.

BUSHING 1/8X1/4″

Bushing, Reducer, 1/8" to 1/4" NPT Product code : BP38-EA BUY...
Brass connector piece with measuring scale.

STRAIGHT “T” (OPTNL LCTN)

Fitting, Tee, 1/4" NPT Product code : BP34-EA BUY NOW
Metal elbow fitting with measurement scale.

Fitting, Elbow, 7/8-14, 5/8JIC

Fitting, 90 degree, 7/8"-14 to 5/8" JIC Product code : BP331-EA...
Black rubber O-ring beside measuring ruler.

ORing, 1 3/16″ ID x 0.10 Thk

O-Ring for BK1303, BK295, BK296, BK297, BK298, BK299, BK300, BK302...
Brass fitting next to measuring rulers.

STREET “T” (1/8X1/8X1/8)

Fitting, Street Tee, 1/8" NPT Product code : BP33-EA BUY NOW
Blue threaded metal adapter on white background.

Filter Adapter Ford/Cummins

Product code : (Please Select) BUY NOW
Black O-ring with measuring ruler.

ORing, 1 7/8″ ID x 0.10 Thk

O-Ring for BK301 that is part of BMK23 and BMK26....
Metal hydraulic manifold with circular connections.

Filter Mount Assembly

Filter Mount Assembly - BMK22 Product code : BK393-EA BUY NOW
Black braided cable with yellow accents.

Hose, 1/2″ I.D.

Hose, 1/2" I.D., Special-Order, Sold by the Foot. Product code...
Ruler and large hexagonal nut close-up.

Spin On Adapter

Assembly, Bypass Spin-on Filter Adapter, 22mm - 1.5 Product code...
Metal connector with ruler for scale.

Fitting, 1/2 Hose, 7/8-14JIC

Fitting, 1/2" Hose, 7/8"-14 JIC Product code : BP360-EA BUY NOW
Hydraulic valve block with dual connectors.

Filter Mount Assembly

Filter Mount Assembly - BMK23, BMK26, BMK27, BMK28 Product code...
Black industrial mounting bracket with connectors.

Filter Mount Assembly

Filter Mount Assembly - BMK30 Product code : BK305-EA BUY NOW
Black rubber O-ring with measuring rulers.

ORing for BK1202

O-Ring for BK1202 that is part of BMK32. Product code...
Metallic mechanical part with threaded component.

Filter Mount Assembly

Filter Mount Assembly - BMK21 Product code : BK303-EA BUY NOW
Brass elbow fitting with measuring rulers.

Street Elbow 45 Deg

Fitting, 45 Degree, 1/8" NPT Product code : BP614-EA BUY NOW
Metal coupling with measuring rulers nearby.

Spin On Adapter

Assembly, Bypass Spin-on Filter Adapter, 13/16" - 16 Product code...
Metal component next to a measuring ruler.

Spin On Adapter

Assembly, Bypass Spin-on Filter Adapter, 1.5" - 16 Product code...