Thread: Rear end groan after oil change on ELSD???
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Old 08-16-2023, 07:41 AM   #19
WhiteMale


 
Drives: 23 ZL1 A10 Rapid Blue
Join Date: Aug 2020
Location: MO
Posts: 2,260
I used this Royal Purple and my ZL1 has been good to go


https://www.oreillyauto.com/detail/c...yn+75-90&pos=2
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