The ms12991 spec is pretty hardy , sheer is the issue with our engines. I'm planning on running 7500 after doing a 5k analysis with Blackstone on the quaker I have in her now.
This your first jeep? It's a pain for sure but maybe you should find a different dealer if there's a history of inadequate repairs. I'm not sure if that harness can be removed from connector to connector , I'm pretty sure it's a mainfeed to the PCM.
AutoZone stp s45027xl ordered sep 5 delivered sep 12. 68 pleats compared to the 67 on the pronto from rock auto p099571ex. Both claim 10k miles on synthetic media. Pics are the stp. Stp was 39$ shipped. Pronto(various mfg on Rock auto) was 33.28 shipped. The media does appear different on the...
If you can save the stock lines then I would bend the bracket out a little on the control arm, just flex and turn the wheels to check clearance. Mine were pretty worn so I replaced.