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Idemitsu

Idemitsu is a leading manufacturer of high-performance automotive fluids, renowned for transmission fluids engineered for Japanese vehicles like Toyota, Nissan, and Honda.

8 products Updated March 4, 2026

Idemitsu Products (8)

1
Prime

Idemitsu ATF Type TLS-LV (WS) Transmission Fluid for Toyota, Lexus, Scion - 5 Quart, Fuel-Efficient Smooth Shifting

Idemitsu
9.9
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional fuel economy performance
  • Precise frictional properties for smooth shifts and anti-shudder
  • Extended fluid life with excellent oxidation resistance
  • Superior deposit control and corrosion protection
  • Robust wear protection for critical components

Cons

  • Formulated specifically for Toyota, Lexus, and Scion vehicles only
  • 5-quart size may exceed needs for partial fluid changes
  • Limited performance data in extreme cold conditions
2
Prime

Idemitsu CVT Type N (NS-2) Transmission Fluid for Nissan CVTs - 5 Quarts | Anti-Shudder, Anti-Wear Protection

Idemitsu
9.9
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Precisely matched frictional characteristics for optimal Nissan CVT performance
  • Superior anti-shudder and deposit control based on engineering specs
  • Advanced protection against wear, rust, and corrosion
  • Excellent high and low temperature stability
  • High flash point enhances safety during use

Cons

  • Formulated specifically for Nissan CVT Type N (NS-2), not compatible with other vehicles
  • 5QT size may exceed needs for partial fluid changes
  • Requires verification of exact Nissan model compatibility
3
Prime

Idemitsu ATF Type H-Plus Transmission Fluid for Honda Acura - 5 Quart OEM Alternative Z-1 DW-1

Idemitsu
9.9
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional fuel economy gains from optimized viscosity
  • Longer-lasting protection against heat and oxidation
  • Superior clutch and gear performance versus OEM
  • High customer ratings for reliability in Honda/Acura
  • Direct replacement for Z-1 and DW-1 fluids

Cons

  • Compatible only with specific Honda and Acura models
  • Requires verifying vehicle fluid specifications
  • Not suitable for non-Honda/Acura transmissions
4
Prime

Idemitsu PSF Universal Power Steering Fluid for Asian Vehicles - 12oz Superior Protection & Noise-Free Performance

Idemitsu
9.9
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Outstanding protection under severe operating conditions
  • Noise-free and efficient steering operation
  • Superior low-temperature flow and anti-cavitation performance
  • Enhanced durability and leak prevention
  • High compatibility with Asian vehicle components

Cons

  • 12oz size may require multiple bottles for full system flush
  • Formulated specifically for Asian vehicles, not universal for all makes
  • Premium pricing compared to generic fluids
5
Prime

Idemitsu ATF Type HK SP-III Transmission Fluid for Hyundai Kia - 1 Quart Synthetic Automatic Fluid

Idemitsu
9.9
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional protection against transmission wear
  • Supports longer service intervals
  • Improves overall fuel efficiency
  • Optimizes shifting for better drive feel
  • Directly compatible with Hyundai/Kia vehicles

Cons

  • Limited to specific Hyundai/Kia models—check compatibility guide
  • 1-quart size requires multiple bottles for full transmission flush
  • Grey color may not appeal for visual storage preferences
6
Prime

Idemitsu ATF Type S Transmission Fluid for Nissan/Infiniti Matic S/J/D - 5 Quart Synthetic ATF for Smooth Shifting

Idemitsu
9.9
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Outstanding anti-shudder durability for seamless gear changes
  • Exceptional resistance to thermal breakdown and oxidation
  • Keeps transmission internals clean and free of deposits
  • Excellent seal compatibility reduces leak risks
  • Promotes better fuel economy and overall efficiency

Cons

  • Formulated specifically for Nissan/Infiniti Matic-S/J/D transmissions, not universal
  • 5-quart size may exceed needs for smaller fluid changes
  • Specialized synthetic formula best suited for compatible high-performance vehicles
7
Prime

Idemitsu ATF Type M (M3/M5) Transmission Fluid for Ford Mazda - 1 Quart Smooth Shifting & Long-Lasting Protection

Idemitsu
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Outstanding anti-shudder and smooth shifting performance
  • Excellent resistance to breakdown for prolonged protection
  • Superior cleanliness maintains transmission efficiency
  • Strong seal compatibility reduces leak risks
  • High customer rating reflects reliable quality

Cons

  • Vehicle-specific for Ford/Mazda M3/M5 only
  • 1-quart size may require multiple bottles for full changes
  • Premium formulation might cost more than generics
8
Prime

Idemitsu ATF Type M Transmission Fluid 1 Quart Case of 12 - Mazda Ford Compatible Superior Wear Protection Smooth Shifting

Idemitsu
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Tailored for Mazda and Ford transmissions with exact spec matching
  • Reduces shudder and vibration for superior ride quality
  • Maintains consistent performance across temperature extremes
  • Promotes longer transmission lifespan through robust protection
  • High manufacturing standards ensure reliability

Cons

  • Limited to specific Mazda and Ford ATF requirements
  • Bulk case of 12 quarts best for frequent service or fleets
  • Requires verifying exact vehicle compatibility before use

Idemitsu Brand Guide

Idemitsu stands out in the automotive world as a specialist in high-quality oils and fluids, particularly transmission fluids tailored for modern vehicles. With a focus on precision engineering, the brand delivers products that meet or exceed original equipment manufacturer (OEM) specifications, ensuring optimal performance and longevity for your transmission system.

Brand Overview and Heritage

Idemitsu has built a strong reputation for producing reliable automotive lubricants that prioritize vehicle efficiency and protection. Their transmission fluids are formulated to handle the demands of automatic and continuously variable transmissions (CVT), providing smooth shifting, reduced wear, and enhanced thermal stability. Whether you're maintaining a daily driver or a performance vehicle, Idemitsu offers solutions designed for compatibility and superior results.

What Sets Idemitsu Apart

Idemitsu transmission fluids excel due to their advanced formulations, which include high-quality base oils and specialized additives. These ensure excellent friction control, anti-wear properties, and resistance to oxidation, even under extreme temperatures. The brand's commitment to innovation means their products are often direct replacements for factory-fill fluids, helping enthusiasts and everyday drivers alike maintain peak transmission health.

Key advantages include:

  • Precise viscosity for seamless gear changes
  • Superior shear stability to prevent breakdown
  • Compatibility with a wide range of Japanese imports
  • Extended fluid life for fewer changes

Product Quality and Reputation

Idemitsu products are trusted by mechanics and vehicle owners for their consistent performance and reliability. In the realm of transmission fluids, they shine by offering options that closely mimic OEM specs, reducing the risk of compatibility issues. Users appreciate the smooth operation and quiet performance these fluids deliver, making them a go-to choice for preventive maintenance.

Who Are Idemitsu Products Best For?

Idemitsu transmission fluids are ideal for owners of Asian vehicles, especially those requiring specific formulations like ATF Type TLS-LV for Toyota and Lexus models or CVT Type N for Nissan. If you're servicing a Honda or Acura with H-Plus needs, or seeking Matic J/D equivalents, Idemitsu provides targeted solutions. Professional shops and DIYers value the brand for its ease of use and dependable results in our transmission fluids selection.

Key Product Categories

Idemitsu's lineup centers on automotive oils and fluids, with a strong emphasis on transmission-specific products. Explore their automatic transmission fluids (ATF) for conventional automatics and dedicated CVT fluids for belt-driven systems. These categories ensure you find the right match for your vehicle's requirements, all backed by rigorous testing for real-world durability.

Within the broader world of vehicle maintenance, Idemitsu complements other essential fluids, but their expertise truly dominates in transmission fluids, where precision matters most.

Frequently Asked Questions

What types of vehicles do Idemitsu transmission fluids support?

Idemitsu specializes in fluids for Japanese manufacturers, including Toyota, Lexus, Nissan, Honda, and Acura. They offer formulations like WS-compatible ATF for Toyota vehicles and NS-2 for Nissan CVTs, ensuring broad coverage for popular imports.

Are Idemitsu fluids suitable as OEM replacements?

Yes, many Idemitsu transmission fluids are engineered to meet or exceed OEM standards, serving as direct substitutes for factory fluids. Always check your vehicle's manual to confirm the exact specification needed.

How do Idemitsu fluids improve transmission performance?

These fluids provide optimal friction modifiers for smooth shifts, robust anti-wear protection, and thermal management to keep transmissions running cooler and longer, enhancing overall drivability.

Can Idemitsu products be mixed with other brands?

It's best to avoid mixing fluids unless specified by the manufacturer. For optimal performance, perform a complete flush and fill with Idemitsu to leverage their full formulation benefits.

Where can I learn more about transmission fluid options?

Check out our comprehensive transmission fluids category for detailed guides, comparisons, and top recommendations from trusted brands like Idemitsu.