first it's CYAN, not cayn, anyway, my mechanic did it he jst cut off a small strip of metal about a foot long and a half-inch wide. they are double walled like they told you so you cant trim much or it will split. you could try a jigsaw.

http://www.geocities.com/blue2gnt

1995 Eclipse GS - HRC Stage 2 - Retired.
2004 350z Enthusiast / 2008 Nissan Versa SL