Break In Oil
Record Breaker
Joined: Jul 2007
Posts: 2,040
Likes: 1
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check out ZDDPLUS. to get your ZINC. and i use valveoline premium blue 15w-40 it is factory fill for the 5.9 diesel. i use it in my 2001 dak 3.9 V6. summer and winter. have had 10 F temps it starts just fine
Last edited by moe7404; Dec 24, 2013 at 11:19 PM.