There definitely could be a relationship between the heat and that condition. I wonder if you hooked it up to a computer while doing it, if it would read correct or abnormal.
Why is someone else posting my post and pictures of my car from another forum here? https://www.integratalk.com/threads/2023-integra-accessories-installed.401 for the original post.
So yea guys, that’s my car. The rear diffuser was probably the easiest thing to install. Handful of clips...