I was doing some work on my truck the other day and noticed some oil in the turbo when I removed the intake hose. I do have a mega filter on it and was wondering it is from the mega filter or from using the exhaust brake all the time? I went to the Holset trouble shooting site and it said that Exhaust brake pressure can cause oil to leak past the compressor seal. It said that you should reset the exhaust brake to engine manufacturers recommendations. I didn't think the exhaust brake had an adjustment? Does it?
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