Originally Posted by mab864

Finished my GTMat project in the Z. Last weekend I did the entire trunk area. Wow... what a difference in road noise. And the constant rock noises from the rear wheel wells is finally gone. Did both doors earlier this morning. Not as much difference in sound as the trunk area, but I do have to say the crappy stock radio has more base tone. And it's a little quieter too. Overall, one of the best mods I've done. Next weekend... new tunes!