AMSOIL recently put their AMSOIL Premium API CJ-4 5W-40 Synthetic Diesel Oil (DEO) up against four competing 5W-40’s in shear stability testing which was performed by an independent laboratory. Continue »

Bob Teague’s AMSOIL Offshore Racing Team recently saw firsthand how well AMSOIL products are protecting their engines. During the 2009 season, the team clocked over 3000 miles of racing and testing, using only AMSOIL Dominator Synthetic 15W-50 Racing Oil. Continue »

As automobile technology is evolving rapidly, so too is transmission design. AMSOIL Inc. has produced an educational new Voice-over Powerpoint presentation on Future Trends in Transmission Design. Continue »

Owners of certain 2004 and newer Toyota vehicles requiring the “WS” automatic transmission fluid spec should heed serious warnings about using aftermarket shops to service and refill their transmissions. Continue »

AMSOIL has revised the list of specifications met by their Synthetic Universal Automatic Transmission Fluid (ATF). Continue »

While motorcycle season may be a few months away, many of you are probably dreaming about the open road. It seems like a good time to discuss a concept that was related to us last year. One of our motorcycle oil customers told us about the virtues of a product called the Rogue Chopper Scavenger System. Continue »

Over the past couple of years, you may have noticed that many tire and repair shops have been offering nitrogen-fills for tires, rather than simple compressed air. Perhaps a service manager made a persuasive case as to why you should convert your tires over from plain old compressed air. Let’s look at the nuts and bolts of this concept. Continue »

Last year, AMSOIL issued a technical service bulletin stating that they were no longer recommending their EAO oil filters in Toyota, Lexus or Scion engines. Continue »

AMSOIL has produced a new video demonstrating the “pound-out” resistance of AMSOIL Synthetic Polymeric Off-Road Grease. As there is no ASTM test for pound-out resistance, the company developed their own testing apparatus: the AMSOIL Grease Impact Simulator. Continue »

Every so often, perhaps your car makes a noise that you can’t identify, but you hope goes away. Often times, this is wishful thinking. A recent article at Yahoo Autos called 16 Costly Car Noises gives the possible sources of these clunks, knocks, hisses, hums, rattles and squeals. Wishing them away or ignoring them altogether is never a good policy. There are certain noises that should not be avoided. Noises that could potentially cause greater damage if ignored or even compromise the safety of your vehicle.