# Swithing BACK to conventional oil from synthetic

**URL:** <https://forums.speedlife.net/t/swithing-back-to-conventional-oil-from-synthetic/21952>\
**Category:** NYSpeed Automotive\
**Created:** [December 21, 2006, 5:29am UTC](https://forums.speedlife.net/t/swithing-back-to-conventional-oil-from-synthetic/21952 "2006-12-21T05:29:20Z")\
**Posts on this page:** 1\
**Showing post:** 18

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**Author:** ![Nikuk](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/nikuk/32/7254_2.png) [@Nikuk](https://forums.speedlife.net/u/Nikuk)\
**Post date:** [December 21, 2006, 11:06am UTC](https://forums.speedlife.net/t/swithing-back-to-conventional-oil-from-synthetic/21952/18 "2006-12-21T11:06:15Z")

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No real reason to change back. Especially for the cost difference,

Though, You won’t see any immediate problems, the overall life expectancy will drop.

Mobil 1 or Royal Purple Nurple

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