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Tool Pants · 03-14-2007, 01:40 PM

Castrol 5W-50 was an approved oil for many years. My dealer used it or Mobil 1 15W-50. Both are now off the "list."

I had considered using the Castrol product during my last unapproved oil change. But I wanted to try Mobil's EP product.

http://www.renntech.org/forums/index.php?showtopic=9454&hl=unapproved

03-14-2007, 01:40 PM	#5
Tool Pants Registered User Join Date: May 2002 Location: San Jose Posts: 1,889	Castrol 5W-50 was an approved oil for many years. My dealer used it or Mobil 1 15W-50. Both are now off the "list." I had considered using the Castrol product during my last unapproved oil change. But I wanted to try Mobil's EP product. http://www.renntech.org/forums/index.php?showtopic=9454&hl=unapproved