http://img157.echo.cx/img157/5946/20...01176be.th.jpg
http://img142.echo.cx/img142/4521/20...01167rp.th.jpg
Redone using a second lip for extension piece, and bonded together using "Bondo Bumper Repair Kit" - loose test fit shown (held in by friction only, and not yet attached with tape or screws).
Still needs some finishing/cleanup work.