I used Valvoline premium blue in my diesel. after running samples, rotella would break down after 2500-3000 miles, whereas the valvoline was good for 6500 or so miles. I used mobil 1 filters as well, they were on par with K&N filters from the research that i did and cost a cpl bucks less.
San Antonio, Tx
'90 Yj 4.2L 5spd
|Currently Active Users Viewing This Thread: 1 (0 members and 1 guests)|