AMSOIL 5W-20 Synthetic Oil
AMSOIL Signature Series 5W-20 is a top-tier full synthetic delivering 75% more wear protection, 100% LSPI protection and a guaranteed 25,000-mile drain — the grade many Toyota and Lexus engines specify. Order from Tuned Yota, an Independent Authorized AMSOIL Dealer.
Which vehicles use 5W-20?
5W-20 is the factory grade for many Toyota and Lexus engines. Confirm your exact grade in the vehicle lookup or your owner's manual.
Why AMSOIL Signature Series 5W-20
- 75% more wear protection for longer engine life.1
- 100% protection against LSPI — protects modern turbo and direct-injection engines.2
- Guaranteed up to 25,000 miles or 1 year between changes.
Products in this guide
1 Based on independent testing of AMSOIL Signature Series 0W-20 (ASTM D6891). 2 Based on zero LSPI events in five consecutive GM dexos1 Gen 2 LSPI tests of Signature Series 5W-30.
Frequently asked questions
Is AMSOIL 5W-20 good for my Toyota?
Yes — 5W-20 is the factory grade for many Toyota and Lexus engines, and AMSOIL Signature Series 5W-20 meets and exceeds those requirements with 75% more wear protection and a 25,000-mile drain guarantee.
Can I use AMSOIL 5W-20 instead of OEM oil?
Yes. It's a safe, higher-performance alternative to OEM oil and does not void your warranty — see our AMSOIL vs. OEM comparison.
Where can I buy AMSOIL 5W-20 Synthetic Oil?
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.