while doing my swap[6.0-4l80e] I decided to to away with the oil cooler.Afeter searching for awile I found this part#12577903 gm calls this a oil pan cover. I would have never thouhgt to call it that, and niether did my parts guy. I just thought I'd share this just in case.jim

 

Hi, I am needing an oil cooler. Do you want to sell it? Thanks