I addressed that scenario twice in that post. If it isn't fixed by grease on/around the witness marks (where you can see metal on metal contact) I'm not aware of where it is.
With about 16,000 miles on the car and I'm guessing 6,000 miles on the relevant/possibly related suspension mods, I'm noticing what sounds to me like rear end suspension creaking, or tapping. It is somewhat intermittent. My first thought was to retorque the Steeda IRS sub-frame braces, my second...