"The First in Synthetics" ®


Tired of the 3000 mile oil change TREADMILL?
Put some convenience in your life!

** Up to once per year or 25,000 mile drain intervals **
** Less wear, even if you changed your regular oil all the time **
- backed with FULL engine warranty -

Over the past 30 years Amsoil users have accumulated over a BILLION extended oil drain miles...
Bottom line? Major CONVENIENCE and savings, especially for high mileage drivers.

Step up to the finest lubrication money can buy...

Amsoil motor oils...


AMSOIL - "Our Company makes the Best Lubricants in the world, period, and challenges anyone or any company to prove us wrong! That won't happen because our competitors know it's true.".......
A. J. Amatuzio, President and CEO.

Are API approved oils "good enough?", apparently not...

Lube's DIRTY Secret - (August 2003 Service Station and Garage Management)
"some lubricants sold in North America could actually be hazardous to engines..."
(full article...)

Conventional Oil Costs Carmaker $32 Million -
...owners weren't advised to use synthetic oil. (full article...)

API Comparative Motor Oil Testing -
Just because it says 'Synthetic' doesn't mean it's any good! (full article...)

AMSOIL 10W-30 Excels in API Sequence IIIF Test -
Are you the 'Show Me' type? Look at this 'killer' result. (full article...)


"Lubes' n' Greases" Automotive Editor David McFall, once with the American Petroleum Institute recently tackled the issue of extended drain intervals in his March 2003 column, criticizing the standard 3,000-mile oil change and referring to the American motor oil market as "shackled."

Update, "Lubes' n' Greases" December 2003: Addressing the ethical aspects of keeping drain intervals shortened, David McFall declares, the current stance of the oil industry “comes at a high environmental price.” December 2003 column


Amsoil, the Company of Firsts is the largest independent synthetic oil manufacturer in the world and has a documented history of innovation and leadership.

Here's some background:

  • First to develop an API-rated 100 percent synthetic motor oil.
  • First to introduce the concept of "extended drain intervals" with a recommended 25,000-mile/1-year drain interval.
  • First U.S. company to utilize the NOACK volatility test as a standard of performance excellence.
  • First to produce synthetic motor oils for diesel engines, racing engines, turbo and marine engines.
  • First to introduce synthetic oils that legitimately contribute to improving fuel efficiency.
  • First to manufacture synthetic gear lube for automotive use.
  • First to manufacture a 100:1 pre-mix synthetic 2-cycle oil.
  • First to manufacture a synthetic automatic transmission fluid for automotive use.

Read this March 2003 article in the award winning "Lubes' n' Greases" lubricants industry magazine on oil drain intervals.



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