What have you done to your Silverado ZR2 this week? 🛠️

Do you mean PF63? The PF 66 is not the correct filter. That has been corrected and should be the PF63. The PF63 has more holes and flows better, I think it's longer too. Search around and you'll see plenty of information on that screw up on other forums. I posted about it here av while back.

Those filters have variable tolerances and the cap wrenches aren't much better. The PF63 filter was recently redesigned as I mentioned in my recent oil filter thread. Not sure if the outer dimensions changed a bit or not.

I would.use a metal band wrench or even a filter pliers. There is plenty of room to work the wrench and it's more reliable.

Just firmly hand tighten the new filter and it won't take much effort to loosen it later.
No my book says PF66, but your notes I will do a search on and read up. I remember the HDs had a change, but not the 1500s. I plan on changing it at 5K so I’ll get new filter by then.
Thanks
 

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