Performance Tool W16500 DEF Tester (Disc Type, Measures Urea Levels), Easy to Read, Diesel Tester, Blue

This Performance Tool W16500 DEF Tester is a must-have tool for anyone who wants to accurately test the purity levels of their DEF. Using floating discs, this tester provides highly accurate readings of the urea levels in your DEF, whether it's hot or cold. Designed for use with most diesel-powered cars, light duty trucks, and semi-trucks manufactured from 2010 to today, this DEF tester is suitable for various vehicles. It's easy to use - simply insert the disc into your DEF tank and watch as it accurately displays the urea levels. This DEF tester is temperature compensating, ensuring that you get accurate readings regardless of the ambient temperature or the temperature of the fluid. This DEF tester is designed to deliver accurate and reliable results every time.