# 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:** 13

<div class="post-metadata">

**Author:** ![eurodad](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/eurodad/32/5988_2.png) [@eurodad](https://forums.speedlife.net/u/eurodad)\
**Post date:** [September 5, 2006, 6:56pm UTC](https://forums.speedlife.net/t/rearend-issues/184746/13 "2006-09-05T18:56:31Z")

</div>

> [@How much do you have in your "street car?"](https://forums.speedlife.net/t/how-much-do-you-have-in-your-street-car/24117/22):
>
> should i have added posi adtive to the gear oil ?

yes if it wasnt already in the gear oil. some have it added in already. that isnt what is making the whining problem though.

---

_[View the full topic](https://forums.speedlife.net/t/rearend-issues/184746)._