Best Idemitsu in 2026

[Protect your Rotary Engines]: Idemitsu Synthetic Motor Oil Premix is designed for high-performance rotary engines; Motor oil lubricant protects apex seals and side seals by reducing deposits to keep fuel injectors clean

[Keep Engine from Clogging]: Racing rotary premix engine oil reduces deposits to preserve your engine's power; Auto oil lube minimizes clogging by reducing friction

[Reducing Long Term Maintenance]: Full synthetic motor oil keeps fuel injectors clean to reduce regular vehicle maintenance; Engine oil synthetic lube coats apex and side seals for longevity and the efficiency of your engine

Optimized viscosity and advanced friction reducing additive technology provide exceptional fuel economy performance

Precisely engineered frictional characteristics guarantee smooth shifting and outstanding anti-shudder performance

Excellent resistance to oxidation and thermal breakdown provide long fluid life and extended protection

Engineered to provide enhanced fuel economy and superior low temperature flow properties

Precisely engineered frictional characteristics guarantee smooth shifting and outstanding anti-shudder performance

Excellent resistance to oxidation and thermal breakdown provide long fluid life and extended protection

[Fine Tune Your Vehicle]: Motor oil provides lubrication and reduces friction to your vehicle’s engine; Use the Idemitsu 5w40 Pro Racing Synthetic Motor Oil to keep your automobile on the road longer; Package includes 1 container

[Higher Fuel Efficiency]: Synthetic oil is designed to keep your vehicle’s engine running smoothly; Synthetic motor oil will help better your vehicle’s fuel economy; 5w40 motor oil synthetic oil will also help lessen oil burn-off and emissions

[Clean and Smooth Application]: Without oil lubrication, your engine may fail to function; Full synthetic engine oil will help your engine’s gears shift properly; Motor oil synthetic compound will also help keep sludge and varnish deposits out of your engine

Precisely engineered frictional characteristics guarantee smooth shifting and outstanding anti-shudder performance

Excellent resistance to oxidation and thermal breakdown provide long fluid life and extended protection

Provides superior cleanliness, maintaining the transmission free of sludge and varnish deposits

Improved transmission protection

Extended service interval coverage

Increased fuel economy

Advanced formulation technology provides outstanding protection to the entire power steering system while delivering smooth performance under the most severe operating conditions

Unique friction technology provides efficient and noise-free operation

Superior low temperature performance for easy flow and protection against cavitation and elimination of "squawking" and "squealing"

Precisely engineered frictional characteristics outstanding anti-shudder performance in CVTs equipped with torque converter

Exact frictional properties provides superior performance in demanding, high torque applications

Provides superior deposit control and protects metal surfaces from rust and corrosion

Idemitsu ATF Type H-Plus is formulated specifically for use in Honda and Acura vehicles where Honda ATF Z-1 or DW-1 fluid is specified.

Optimized viscosity and advanced friction reducing additive technology provide exceptional fuel economy performance.

Excellent resistance to oxidation and thermal breakdown provide longer fluid life.

Precisely engineered frictional characteristics guarantee smooth shifting and outstanding anti-shudder performance

Excellent resistance to oxidation and thermal breakdown provide long fluid life and extended protection

Provides superior cleanliness, maintaining the transmission free of sludge and varnish deposits

Precisely engineered frictional characteristics guarantee smooth shifting and outstanding anti-shudder performance

Excellent resistance to oxidation and thermal breakdown provide long fluid life and extended protection

Provides superior cleanliness, maintaining the transmission free of sludge and varnish deposits

[Fine Tune Your Vehicle]: Transmission fluid provides hydraulic pressure, lubrication, and friction to your vehicle’s engine; Use the Idemitsu ATF Fluid Transmission Oil to keep your automobile on the road longer; Package includes 4 containers

[Extend Engine Life]: ATF fluid is designed to keep your vehicle’s engine running smoothly; Oil transmission fluid will help your engine resist oxidation; No need to worry about thermal breakdown of your transmission

[Clean and Smooth Application]: Without transmission lubrication, your engine’s gears may fail to function; Automatic transmission fluid will help your engine’s gears shift properly; Automatic transmission oil will help keep sludge and varnish deposits out of your engine

[Fine Tune Your Vehicle]: Motor oil provides lubrication and reduces friction to your vehicle’s engine; Use the Idemitsu 0w20 High Mileage Synthetic Motor Oil to keep your automobile on the road longer; Package includes 1 container

[Higher Fuel Efficiency]: Synthetic oil is designed to keep your vehicle’s engine running smoothly; Synthetic motor oil will help better your vehicle’s fuel economy; 0w20 motor oil synthetic oil will also help lessen oil burn-off and emissions

[Clean and Smooth Application]: Without oil lubrication, your engine may fail to function; Full synthetic engine oil will help your engine’s gears shift properly; Motor oil synthetic compound will also help keep sludge and varnish deposits out of your engine

Improved transmission protection

Extended service interval coverage

Increased fuel economy

[Fine Tune Your Vehicle]: Motor oil provides lubrication and reduces friction to your vehicle’s engine; Use the Idemitsu 0w16 Synthetic Motor Oil to keep your automobile on the road longer; Package includes 12 containers

[Higher Fuel Efficiency]: Synthetic oil is designed to keep your vehicle’s engine running smoothly; Synthetic motor oil will help better your vehicle’s fuel economy; 0w16 motor oil synthetic oil will also help lessen oil burn-off and emissions

[Clean and Smooth Application]: Without oil lubrication, your engine may fail to function; Full synthetic engine oil will help your engine’s gears shift properly; Motor oil synthetic compound will also help keep sludge and varnish deposits out of your engine

[Fine Tune Your Vehicle]: Motor oil provides lubrication and reduces friction to your vehicle’s engine; Use the Idemitsu 0w16 Synthetic Motor Oil to keep your automobile on the road longer; Package includes 4 containers

[Higher Fuel Efficiency]: Synthetic oil is designed to keep your vehicle’s engine running smoothly; Synthetic motor oil will help better your vehicle’s fuel economy; 0w16 motor oil synthetic oil will also help lessen oil burn-off and emissions

[Clean and Smooth Application]: Without oil lubrication, your engine may fail to function; Full synthetic engine oil will help your engine’s gears shift properly; Motor oil synthetic compound will also help keep sludge and varnish deposits out of your engine

Precisely engineered frictional characteristics smooth shifting and outstanding anti-shudder performance

Excellent resistance to oxidation and thermal breakdown provides long fluid life and extended protection

Provides superior cleanliness, keeping the transmission free of sludge and varnish deposits

Improved transmission protection

Extended service interval coverage

Increased fuel economy

[Fine Tune Your Vehicle]: Motor oil provides lubrication and reduces friction to your vehicle’s engine; Use the Idemitsu 0w20 Synthetic Motor Oil to keep your automobile on the road longer; Package includes 4 containers

[Higher Fuel Efficiency]: Synthetic oil is designed to keep your vehicle’s engine running smoothly; Synthetic motor oil will help better your vehicle’s fuel economy; 0w20 motor oil synthetic oil will also help lessen oil burn-off and emissions

[Clean and Smooth Application]: Without oil lubrication, your engine may fail to function; Full synthetic engine oil will help your engine’s gears shift properly; Motor oil synthetic compound will also help keep sludge and varnish deposits out of your engine

[Fine Tune Your Vehicle]: Transmission fluid provides hydraulic pressure, lubrication, and friction to your vehicle’s engine; Use the Idemitsu ATF Type HK4 Auto Transmission Oil to protect your engine and keep your car on the road longer

[Smoother Shifting]: Automatic trans fluid will help your gears shift properly to prevent hard or jerky shifting; Designed with frictional properties for high torque and improved fuel consumption to ensure superior performance

[Extend Engine Life]: Precisely engineered transmission ATF fluid helps your engine resist oxidation and deposit buildup that can wear on your transmission system; Anti-wear technology protects your belts, gears, and pullies, while the high viscosity properties ensure lubricity over a wide temperature range

Designed for the latest Big-Twin motorcycle engines that specify 20W50 motor oil, including Milwaukee-Eight, Evolution, Twin Cam and aftermarket engines of similar design

Superior film strength through the use of ester base stocks for protection and ring seal

Extended drain intervals over other brands due to higher quality base stocks and excellent dispersants

MAXLIFE TECHNOLOGY PREVENTS engine breakdown with 40% better wear protection than the industry standard

REFRESH AGING SEALS AND PREVENT LEAKS with seal conditioners

REDUCE SLUDGE, DEPOSITS, CORROSION, AND RUST with added detergents – keep motors clean inside

Full synthetic 0W-20 engine oil made from natural gas, not crude, using Pennzoil's patented gas-to-liquid PurePlus Technology

No other leading motor oil provides better wear protection for your engine (based on Sequence IVA wear test using SAE 5W-30)

Pennzoil 0W-20 is a carbon neutral motor oil, achieved through verified Nature Based Carbon Credits that offset the CO2 lifecycle emissions

Advanced premium full synthetic motor oil to offer strength under extreme pressure

Titanium strong for maximum engine performance

Reduces metal-to-metal contact across a range of different driving speeds

Mobil 1 advanced full synthetic motor oil 5W-20 helps to protect your engine from the five factors that can damage engines over time

Helps to protect critical engine parts for up to 10,000 miles between oil changes*, controlling oxidation to prevent oil breakdown and maintaining excellent viscosity

Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy

Full synthetic 10W-30 engine oil made from natural gas, not crude, using Pennzoil's patented gas-to-liquid PurePlus Technology

No other leading motor oil provides better wear protection for your engine (Based on Sequence IVA wear test using SAE 5W-30)

Helps protect engines from loss of power and provides better fuel economy—drive on average an extra 550 miles per year (versus a dirty engine)

Unique TriShield technology provides superior deposit protection

Maximum protection against viscosity and thermal breakdown

Ultra-low friction to improve gas mileage

Titanium strong for maximum engine performance in vehicles with over 75,000 miles

Maximizes short and long term engine performance on high mileage engines

Boosted with extra fluid titanium technology to increase oil film strength and reduce film breakdown

MAXLIFE TECHNOLOGY PREVENTS engine breakdown with 40% better wear protection than the industry standard

REFRESH AGING SEALS AND PREVENT LEAKS with seal conditioners

REDUCE SLUDGE, DEPOSITS, CORROSION, AND RUST with added detergents – keep motors clean inside

40% BETTER WEAR PROTECTION than the industry standard with enhanced anti-wear additives, keeping critical engine components safe and preventing metal surfaces from making contact

EXCEPTIONAL TEMPERATURE PROTECTION no matter the weather with superior viscosity modifiers to ensure oil flows more easily, coats more completely, and resists thermal breakdown even in the fiercest driving conditions

ENHANCED FRICTION PERFORMANCE HELPS MAXIMIZE POWER with advanced friction-fighting agents that properly lubricate moving parts and help your older engine maintain its horsepower to perform its best for longer