Recent content by bosby

After rebate the price was 2.54 for each jug. So that puts it right at 50 cents a quart. That's the only reason I bought the Pennz Ultra.

You register with pennzoil and get a rebate.

I'm not planning on running the Pennzoil Ultra because I think I need a high end synthetic or just want one. It's because I already have 2 5 quart jugs from the warranty rebate. I'm not against using conventional oil at all, it is cheaper, unless there is a sale or promotion. I've considered...

Thanks guys, I guess I went all a.d.d. on the subject and was trying to make it too complicated. If something works I need to learn to stick with it instead of messing with it. I noticed the NG has a silicone ADBV as does the PureOne. I'm thinking it's just the cheap filter combo valve that is...

Originally Posted By: mrsilv04 I change oil on a 2000 5.3 (since 2004) and a 2004 5.3 (since 2006). For me, it has been the oil that makes the difference, and not the filter. what oil(s) have you had the best luck with?

I don't know for certain that the engine needs to be cleaned up. With it having 93k miles I was wanting to compare an oil change with the MMO to the previous oil changes.

Ok, first post. So I have a 2006 Silverado z71 with the l33 5.3. Everyone knows the startup knock issues with this engine family. My last oil change I went to get a NAPA Gold and they were out so he gave me a Pro Select. Oil change was PYB 20% MMO, I still had the knock at start up. This time I...