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Old 04-09-2021, 08:22 PM   #7
JSH


 
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Drives: '20 ZLE
Join Date: Jun 2020
Location: Mile High
Posts: 4,195
Quote:
Originally Posted by getchapull View Post
Thinking about switching to Royal Purple SAE 5W-40 High Performance Synthetic Motor Oil for my next oil change. They have a 0w-40 but it does not have the Synerlec additive. The 5W-40 does. They also have the HPS oil in 10w-40 with the zinc / phosphorus package.

Pros / cons?

https://royalpurpledirect.com/royal-...tic-motor-oil/
Use the recommended/best: Mobil 1 ESP Full Synthetic 0W40
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2020 ZL1LE A10.
LME LT4 390 short block, LME CID Heads, Kong E2650, FBO.
15" conversion, MT ET Street R 325/15.
100 octane: 1045hp/1055tq.
100 octane + Meth (1x10+): 1117 hp/1067 tq
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