Test your diesel fuel quality… you may be surprised! Many people do not realize that the density of your diesel is directly proportional to your fuel mileage, horsepower and overall engine performance.
- Heavy Duty, Industrial Grade
- 29 to 51 API (Quality Diesel should be approximately 35 API)
- 7″ Pyrex Glass Test Jar with plastic base
- Quantity Discounts Available
- Hand-Made in the USA!
Your satisfaction is GUARANTEED! All of our products are N.I.S.T. traceable and guaranteed accurate!