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    HIgh mileage 5.3 oil?

    Thanks guys. I can get Shell products at a few local stores for decent prices. I saw Chevron Delo 400 synthetic at the local UFA for around $24 for a 4 or 5L jug, which I thought was pretty cheap. Pretty sure its a diesel oil though, is that going to be an issue?
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    HIgh mileage 5.3 oil?

    <div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: abycat</div><div class="ubbcode-body">What's up fellow albertan. Buy your oil at Walmart. When the 4.4l jugs are on sale. 9.99 for conventional and 19.99 for sym. </div></div> Which brand you talking about? I used...
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    HIgh mileage 5.3 oil?

    I recently bought a 06 GMC with a 5.3l engine. It has about 290000km(180000m) on it. I did an oil change immediately with standard Penzoil, but since it was pretty black I decided to do another fairly soon. I've put about 2500km on it now, so I'd like to do it now. I'm trying to decide what oil...
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