# REAREND ISSUES

**URL:** <https://forums.speedlife.net/t/rearend-issues/184746>\
**Category:** PittSpeed Automotive\
**Created:** [September 5, 2006, 7:40am UTC](https://forums.speedlife.net/t/rearend-issues/184746 "2006-09-05T07:40:09Z")\
**Posts on this page:** 1\
**Showing post:** 16

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**Author:** ![Pewter](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pewter/32/5936_2.png) [@Pewter](https://forums.speedlife.net/u/Pewter)\
**Post date:** [September 6, 2006, 5:07am UTC](https://forums.speedlife.net/t/rearend-issues/184746/16 "2006-09-06T05:07:09Z")

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> [@How much do you have in your "street car?"](https://forums.speedlife.net/t/how-much-do-you-have-in-your-street-car/24117/32):
>
> yes if it wasnt already in the gear oil. some have it added in already. that isnt what is making the whining problem though.

it could be,what gear oil u use? rear it & see if it has the addative in it!

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