I've used the LPM's twice and have been satisfied. Of course they had to be painted but covered nicely. I also bought LPM and Yamiya sidecovers and thought the Yamiya's were a little better quality so I would guess the Yamiya boxes are probably better but only a guess.
Mark
Mark B1969 CB750 sandcast #97 restored - Sold
Restoration thread link1969 CB750 sandcaxt #576 - Sold
1969 CB750 sandcast #1553 - Sold
1969 CB750 sandcast #1990 - Sold
1969 CB750 sandcast #5383 restored - Sold
Restoration thread link1970 CB750 K0 restored - Sold
2010 H-D Tri Glide Ultra Classic (Huh?)