Originally Posted by secondnissan

Mecinoid, do you feel the rubberized undercoating in the wheel wells helped out with the pebble sounds? I have dynamatted the whole hatch and lined the rear plastic fender liners with dynamatt. I still get the pebble sound though, i would say i reduced it by 20%. Road noise overall is down about 50% though. I tapped on the metal part of the wheel wells and even where i dynamtted they still still ring/vibrate like crazy. Almost like there is a cavity between the exterior wheel well and the wheel well in the hatch.