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  1. J

    Engine oil for my 08 legacy GT Limited

    Thanks for your input I have not used a 5-20w oil at all. I only have one more question for you and others on here. so there are manny people that say the Subaru EJ25 turbocharged engine runs better on a thicker oil like a 10-30 or 10-40 weight and others say just fun the recommended 5-30w and...
  2. J

    Engine oil for my 08 legacy GT Limited

    Thank you great responses from everyone.
  3. J

    Engine oil for my 08 legacy GT Limited

    Ok plain boring question what oil/oils would you recommend. Why do you recommend it and what viscosity rating and why did you choose it over an other one.
  4. J

    Engine oil for my 08 legacy GT Limited

    I don't believe I said anything about having leaks
  5. J

    Engine oil for my 08 legacy GT Limited

    What oils would you recommend that can hold up to the heat of a turbo engine to help it stay cleaner and possibly reduce friction on parts and prolong life and why would you recommend them
  6. J

    Engine oil for my 08 legacy GT Limited

    Ok so why Would the turbo setup run better on a thicker oil like say 10-30 or 10-40 vs the recommended 5-30 and what about the oil flow through the turbo lines and journal bearing passage in the turbo this is. My first Subaru and am just wanting to see what worked best for others in theirs with...
  7. J

    Engine oil for my 08 legacy GT Limited

    Ok thank you to everyone on your impute yes there aren't really going to be much change in the 5-30 oils but the perspiratory bled components that might be better then an other oils blend if it holds up to heat better and stays cleaner or wether it just bonds to the bearings and internals better...
  8. J

    Engine oil for my 08 legacy GT Limited

    Part of that is true but you can get slightly better mpg and performance with oil now days with so manny company's changing oil to make it better and stay cleaner by removing some natural properties out and adding a additive that not only can bond to the internal parts better to protect better...
  9. J

    Engine oil for my 08 legacy GT Limited

    Ok so the stock Subaru oil was breaking down faster due to the heat of the turbo so I searched for oils that might withstand the heat a bit better I previously used royal purple in my other cars and had used some of their other products and they were great but I was still having the oil break...
  10. J

    Engine oil for my 08 legacy GT Limited

    So I am in search or peoples personal data on what oils have worked best in their Subaru legacy gt limited with the EJ25 turbo engine oil life for mine on the factory subaru fluid was verry short so I switched It to 5-30w royal purple high performance oil for 1,200 miles got a better mpg of 1.5...
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