6 Best Vehicle Monitoring Devicesby everythingcarsDecember 16, 2019January 15, 20205. MasTrack MasTrack is a GPS tracker designed for monitoring vehicles, available in an OBD connected version, a hardwired version, and in a portable version with eight days of battery life (or more with the available extended battery). Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Like this:Like Loading...Pages: 1 2 3 4 5 6 7 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment. Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.