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JK TalkGeneral discussion forum regarding thoughts, opinions and rumors about the Jeep JK Wrangler or related subjects that don't quite fit in the Modified, Stock or Electronics forums.
Has anybody ever checked their mpg using synthetic vs. conventional oil?
I have on other venicles.
The difference is bigger on a vehicle that already gets good gas mileage.
You may see a difference on the JK, but I'll bet it won't be much.