First question is why? If you take it in for repair, you want it to be making the noise so they will fix it.
Second, petroleum distillates quickly evaporate. It is petroleum-based grease that sits there and eats away at the bushing over time.
Stop overthinking this, take it in to the dealer or use the aftemarket replacements I suggested and jog on.
2014 Premium GT, SGM, Brembo, Auto, Tech, Comfort, etc. GT500s, Steeda UCA, VMP auto N/A tune. 100 shot nitrous on BBR tune. Best e/t 11.38 at 120.85
2012 Premium GT, Candy Red, Brembo package, 3.73, MT82, Comfort, Tech, et al. Procal tune, Roush UCA, UMI poly LCA, GT500s, Steeda red bracket, Hoosier 28x10x16 bias drags. Best e/t 11.91 at 115.23 RIP