If youre talking about the spare tire location, you could add some foam sheeting to the underside of the flap, i guess glue it in place. Anything else would probably be better dynamatted or another brand of that stuff.
JSCHERF92's 2005 Abyss Tein H.Tech SpringsBadge-less exterior w/tinted tails and 20% windowsSony/Alpine aftermarket sound systemRed LED interior/headlight/grill/underbody lights
yep stoping the rattling is a pita got the back floor to stop now the tailage and the roof rack is. depending on the size of the amp going off a bolt for the seat with the paint sanded away will ground beter