Performance Tool Professional DEF Tester

The Performance Tool W16500 Professional 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 present day, 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, allowing you to easily monitor your vehicle's DEF purity. This DEF tester is temperature compensating, ensuring that you get accurate readings regardless of the ambient temperature. The Performance Tool W16500 is a professional disc-type DEF tester that is trusted by mechanics and technicians to deliver accurate and reliable results every time.