Heavy Duty Fluid Level Indicators are manufactured and available for purchase at Orscheln Products. Orscheln Products makes fluid level indicators, also known as dipsticks, not only for the heavy duty engine and transmission markets, but also for the on-road, off-road, and specialty vehicle markets. At Orscheln Products, we take quality very seriously. Our patented fluid level indicators not only come with locking caps to prevent leaks, they also have an assembly process that may actually lead to greater powertrain efficiency and performance. Want to learn more? Contact our sales team today and you’ll see what makes Orscheln Products different.