Welcome to Drew Technologies, the world leader at building In-Vehicle communications tools using SAE J2534 for engineers, end of line testing, dealerships, fleets, and repair shops.

Drew Techs SAE J2534 tools are used by manufacturers and Tier1 suppliers of passenger cars, light duty trucks, and heavy duty trucks  for engineering, manufacturing, end of line testing, calibration reflashing, telematics, and factory diagnostics tools.

In addition to support for the SAE J2534 standard, Drew Tech also supports many other automotive communications ools for CAN applications, Heavy Duty Truck and Public Transportation support over J1708, J1939, RP1210a fleet solutions, plus many other standard and customized products. If you don't see what you are looking for, we may be able to design it for you.

The first J2534 tool was created by Drew Technologies. Our products have been validated by more automakers than any other company.  Explore our site to learn more about J2534 and Standards, Factory Diagnostics, Fleet and Data Logging, Custom Solutions, and what products will work best for your needs.