![](https://www.motorcyclenews.net/wp-content/uploads/2019/07/new-yamalube-synthetic-engine-oils-2019.jpg)
Both synthetic oils are said to offer excellent thermal stability for optimum protection. Yamalube’s Hi-Performance oil ($10.99 per quart) gets the JASO MA classification, while the GP Racing Spec oil ($18.99 per quart) is classified as a JASO MA2, a spec of lubricants that deliver enhanced friction performance.
Source: MotorCyclistOnline.com