[Titan-that-talks]

I have a 2010 that only knocks when warm on the driver side and I do not believe it to be the exhaust but more of a timing chain tension problem or something in the transmission I have 80k on the clock and keep up on my maintenance.
It sounds just like this titan in the video in the link

 

[busemans]

hopefully someone comes and can give you an idea.

welcome to the club, @Titan-that-talks