Castrol Edge Euro 0W-40 A3/B4 - 3,826 Miles - 2010 Subaru Impreza WRX EJ255

a5m

Joined
Aug 9, 2021
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68
Third UOA. Not the 30k OCI everyone fiends for but two different labs for comparison. Especially fuel dilution, since apparently one's calculation is more or less useless.

Same Mazda RX-8 (N3R1-14-302) Tokyo Roki Filter since acquiring the vehicle with 108,540 miles on Nov 20, 2020.

584 mi into OCI:
  • Cobb Stage 1 93 v400 Map
2,019 mi into OCI:
  • Rislone High Mileage Engine Treatment - 8oz
2,361 mi into OCI:
  • Rislone High Mileage Engine Treatment - remaining 8.9oz
2988 mi into OCI:
  • Cobb Stage 1 + SF 93 v400 Map
  • aFe POWER Custom Pro DRY S Filter (dry version of Pro 5R 24-45504 - same dimension as Cobb's)
3699 mi into OCI:
  • Cobb Stage 1 + SF 91 v400 Map

Enjoy :)

BOXERNOBRIEFS-2206291024_1.jpg


BOXERNOBRIEFS-E-I-781505-Sev01024_1.jpg
 
Nice comparison and results, 7-9% difference for ZDDP is not very relevant but visco 12,06 vs 12,7 yes...
Anyway so good results and good oil.
 
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How did you get your Blackstone report on here I tried scanning it at low quality and saving as a JPEG at low quality and it was still too big and you can't post pDF's
 
How did you get your Blackstone report on here I tried scanning it at low quality and saving as a JPEG at low quality and it was still too big and you can't post pDF's
Take a screenshot of your PDF (in Windows, there's an app called Snipping Tool that makes this easy) and save as a JPG or PNG. Use the Insert Image function in the forum.
 
I was about to type the same thing!

@a5m - This is the standard OTS map correct?
Next OCI is due soon and the fill was Delvac ESP 5W-40. Hopefully that won't be as boring :D

Yes OTS maps. Hoping to throw on EL headers and downpipe and get protuned soon.
 
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