How long did you guys go before changing the oil for the first time? Does RAM use the Pennzoil 0-40 from day one or something else as break in oil?
I've never been a Pennzoil fan and always use Mobile One but considering sticking with what they recommend. I like prefer WIX filters!
I've never been a Pennzoil fan and always use Mobile One but considering sticking with what they recommend. I like prefer WIX filters!