A piece of 11/16" mild steel, hex stock, 1" in length, operated by the appropriate end of a box wrench, makes a perfect drain and fill plug wrench for a 2002 differential. Two 1-1/16" outside diameter hex nuts locked on a 7/16" bolt will do the same trick.

Costs a lot less than the $14.25 tool.

Author: Joseph Weiss
404 Sunset Boulevard, Melbourne Beach, FL 32451

bmw drain fill plug, maintenance tip