Urea DEF Concentration Tester

ACUSTRIP offers a quick, convenient and affordable way to check your Urea DEF Concentration often. Keep your engine running smoothly and increase your miles per gallon by using the 41108 DEF Concentration tester on a regular basis. This tester works with all diesel vehicles (cars and trucks) manufactured after January 1, 2010. Simply take a sample of the DEF and read the floating disks. The floating disks indicate the percentage of Urea concentration in the DEF regardless of temperature. Patent Pending. Copyright (c) 2020.

Please Note: Always use the instructions and color charts packaged with the product. Do not rely on your computer screen or printer to accurately render colors from charts provided online.