The mark consists of a horizontally oriented ellipse with a horizontally oriented silver combination wrench having a handle portion and a crescent end on the left end of the handle portion and a box end on the right end of the handle portion, the wrench being superimposed across the ellipse. The ellipse has a black center portion, followed by a red border with white highlights in the upper left and lower right, followed by a black border. The word "MASTER" in large silver upper case stylized letters that have varying horizontal shading, together with a red outline followed by a black outline, is located above the wrench and within the ellipse. Similarly, the word "TECH" in large silver upper case stylized letters that have varying horizontal shading, together with a red outline followed by a black outline, is located below the wrench and within the ellipse. The words "TRUCK PARTS" in upper case stylized red letters with black outlines are superimposed across the handle portion of the wrench. All other instances of the color white in the mark represents background and/or transparent areas and are not part of the mark.