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Synthetics worth it?
I switched @ 15,000miles! Went with rotella synthetic for two intervals. Had no issues! Just went with mobile 1 & the Lucas oil stabilizer @55,000 miles. 05 cummins2500 good sale on the mobile 1! So far so good!- lightemup
- Post #27
- Forum: 5.9L 3rd Gen Cummins
