RP 5W20 HMX Test

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That_CAT_Guy

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Got my hands on the RP HMX (high mileage) oil from Oriellys along with a RP 40-1009 filter. Filter is spiling microglass so definitely an improvement over the paper mopar filters I was using that seem to crush.

Have a trip to SC at the end of next week so I'll update when I come back how my pressures and temps look going down 95.

Curious to know if anyone else has used this oil and filter combo yet.
 

SitKneelBend

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Got my hands on the RP HMX (high mileage) oil from Oriellys along with a RP 40-1009 filter. Filter is spiling microglass so definitely an improvement over the paper mopar filters I was using that seem to crush.

Have a trip to SC at the end of next week so I'll update when I come back how my pressures and temps look going down 95.

Curious to know if anyone else has used this oil and filter combo yet.
I use the regular RP and their filter. Been in since the first oil change and now on 80,000+ miles. I'm switching to the high mileage on the next oil change. I love RP products, I even use it in my lawn mower.
 
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That_CAT_Guy

That_CAT_Guy

Senior Member
Joined
May 6, 2019
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130
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208
Location
Southampton County, VA
Ram Year
2018
Engine
3.6
I use the regular RP and their filter. Been in since the first oil change and now on 80,000+ miles. I'm switching to the high mileage on the next oil change. I love RP products, I even use it in my lawn mower.
I always use RP myself, just not the oil filters, this is the first go around with it since it's never been in stock here in town. I've ran HPS a few times before no issues, but always with Mopar filters...which always seem to crush. So this go around it gets HMX and RP filter
 

SitKneelBend

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I always use RP myself, just not the oil filters, this is the first go around with it since it's never been in stock here in town. I've ran HPS a few times before no issues, but always with Mopar filters...which always seem to crush. So this go around it gets HMX and RP filter
I've always had to special order the filters for pickup at O'Reilly's
 

DILLIGAF

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Post the UOA when you get it.
 
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