I know for sure when I run the hell out of it, it doesn’t make that noise at all, my idea might be a rattling heat sheild and when it hits a certain frequency it does that.
I have a 2021 Mustang GT 6MT, I’ve noticed a couple weeks ago that when driving with the windows down, I noticed a metallic clattering noise when driving, it seems to be coming from the front of the car. I noticed it’s most prominent in fourth gear at about 40 to 45 miles an hour. I took it to...