Quote:
Originally Posted by Mickey
Who will go that long without and oil change? Sounds great 25,000 miles or one year oil change. That's 5 oil changes the other way and the cost is cheaper per quart than the dealer by over a dollar. 
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Did that on my last truck, worked great. Changed the oil filter only every 5K, then topped off the oil if needed.
Sent a 10K sample into Blackstone, results were excellent, showed it was holding up very well.