The Best Motor Oils of 2023

For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.

Advanced full synthetic formula; helps prevent deposits and sludge build-up to enable long engine life;Helps to maintain stable oil viscosity

Excellent overall lubrication and wear protection performance under many operating conditions; precise balance of performance additives

Helps provide outstanding engine protection; outstanding thermal and oxidation stability

Exceptional control of oil breakdown; provides exceptional engine protection

Helps maintain long engine life and is compatible with engine seals; excellent low-temperature capabilities; quick cold-weather starting for fast protection and extended engine life

Fit type: Vehicle Specific

“The Only One“ endorsed and recommended by Cummins

Superior synthetic base stocks provide faster, safe starts during freezing weather and enhanced thermal properties for hot weather operations

Outstanding oxidation resistance supports long oil life in heavy duty engines

Superior wear protection for hardworking heavy-duty trucks and equipment

100% Synthetic SAE 5W-30

For Use In All Air Cooled 4-cycle Engines

32 Oz. bottle

Leading Manufacturer Of High-Quality Products

International Renown For Our Diverse Range Of Award-Winning Products

Fully Equipped With State-Of-The-Art Technology

All Products Have Been Designed With The Professional In Mind

Constantly Modernizing Our Powerful Devices To Meet The Demands Of The Modern User

100% Cotton

Crew neck

Short sleeves

Graphic front, plain back

ATTENTION: Castrol GTX Magnatec will be transitioning to a brand NEW Castrol product, GTX Full Synthetic, on January 1st 2022.

Dramatically reduce engine wear

Leave critical engine parts 4X smoother. As tested in the industry Sequence IVA wear test

Superior wear protection on critical engine parts

For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.

Compatible with petroleum, semi-synthetic and full synthetic motor oils

Renews worn seals with no risk of damage or eventual corrosion

Reduces engine noise and oil consumption, while raising oil pressure

Contains no harmful solvents

Product Type : Auto Accessory

Excellent Overall Lubrication And Wear Protection

Outperforms Our Conventional High Mileage Oils

Helps Protect Critical Engine Parts In Higher Mileage Engines

For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.

Xlf outboard two-cycle oil mixes easily with gasoline, and is dyed Blue to allow for easy detection. Follow engine manufacturer's recommended fuel/oil ratio for premix systems

Maximum additive treatment, including increased detergency over the TC-W3 formulation

Nmma TC-W3 certified

Protect against piston-scuffing

Keep performance-robbing carbon deposits from forming in the combustion chamber, piston tops and under crowns and piston-combustion rings

PROVEN TO MINIMIZE EVERYDAY WEAR on your engine by providing consistent lubrication and defense

OPTIMIZE POWER & FUEL EFFICIENCY with our low friction technology

RESIST OIL BREAKDOWN & SLUDGE with added detergents to keep your engine clean

EXCEPTIONAL TEMPERATURE PROTECTION defends your engine in even the most severe weather

REDUCE COSTLY REPAIRS by protecting critical engine components