Tuned Yota · Independent Authorized AMSOIL Dealer · Lakeville, Minnesota, USA · This website is owned and operated by an independent AMSOIL Dealer and is not AMSOIL INC.

Tuned Yota FluidsIndependent Authorized AMSOIL Dealer
Signature Series Fuel-Efficient 100% Synthetic ATF

Automatic Transmission Fluid · AMSOIL stock no. ATLPK-EA

Signature Series Fuel-Efficient 100% Synthetic ATF

Signature Series Fuel-Efficient 100% Synthetic ATF is built for heavy towing, high heat and hard use — guaranteed for twice the OEM severe-service drain interval and proven in a 100,000-mile severe-service taxi-fleet field trial.

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Severe-service and 100,000-mile results are from AMSOIL's Las Vegas Taxi Cab Field Study.

Toyota & Lexus vehicles this fits

Read more: AMSOIL synthetic ATF guide

Your next step

  1. Confirm the fit. Open the vehicle list above and match your year and engine.
  2. Check the product page. Capacity, what it does, and the AMSOIL claim basis.
  3. Order from AMSOIL. Use any Buy link: it opens AMSOIL.com and credits Tuned Yota. Preferred Customer pricing is available only through registration; it is a paid membership.
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Frequently asked questions

Is AMSOIL ATF good for towing and heavy hauling?
Yes — it's formulated for severe service: heavy towing, elevated temperatures and challenging terrain, with reserve protection against heat.
How long does it last?
It's guaranteed for twice the original equipment manufacturer's severe-service drain interval. After 100,000 miles in a severe-service fleet trial it still retained 41% of its original oxidation inhibitors.
Which vehicles use this fluid?
The fitment list on this page shows the Toyota and Lexus applications we've matched it to — or pick your vehicle in our vehicle lookup.
Where can I buy Signature Series Fuel-Efficient 100% Synthetic ATF?
Online from AMSOIL through Tuned Yota, an Independent Authorized AMSOIL Dealer in Lakeville, Minnesota: every "Buy" link on this site opens the product on amsoil.com, and the order ships from AMSOIL. Preferred Customer pricing is available only by registering as an AMSOIL Preferred Customer. You can also call (612) 406-7117 or email info@tunedyota.com to order through us.