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Old 03-02-2008, 04:58 PM   #1
Scooby Newbie
Member#: 153217
Join Date: Jul 2007
Chapter/Region: Tri-State
Location: New York Long Island
2002 WRX

Default Formula shell syntheric oil or regular w/additive.

Sup guys im doing an oil change right now at mt house. I have a question.
I been putting regular oil on my car since then. Is it bad or gonna hurt my car if I started using synthetic oil on it. car has about 94k on it.
-2002 WRX
-Stage 2

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Old 03-02-2008, 05:34 PM   #2
Scooby Guru
Member#: 767
Join Date: Jan 2000
Chapter/Region: Tri-State
Location: N.J.
04 FXT


Generally not. Although if there's a build-up of sludge, the synthetic may wash it away and you could have leaks. A high mileage oil is a good idea in your case or a treatment of
Auto-RX before the switch.

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