General Motors GM-50422 DEF Diesel Refractometer Shop By Vehicle>Nissan Size: 1-1/8"-12

Size: 1-1/8"-12

Baum Tools 9553 Porsche Crankshaft Position Holder for 9551

Mill America

NOTE: When replacing Nozzle and air jets it is important to replace with the same size

General Motors GM-50422 DEF Diesel Refractometer Shop By Vehicle>Nissan Size: 1-1/8"-12General Motors GM 50422 DEF Diesel Refractometer Kent Moore Tool Number: EN 50422 2010 2011 Model year and newer diesel engines use an emission control system which injects Diesel Exhaust Fluid (DEF) into the exhaust to reduce emissions. Diagnosis of the DEF system requires measuring the percent concentration of the DEF, approximately 32. 5%. EN 50422 is a refractometer that allows a direct reading of the DEF concentration. To determine the DEF