# some pics from the week

**URL:** <https://forums.speedlife.net/t/some-pics-from-the-week/246748>\
**Category:** Shift518 Automotive\
**Created:** [September 12, 2009, 8:54am UTC](https://forums.speedlife.net/t/some-pics-from-the-week/246748 "2009-09-12T08:54:30Z")\
**Posts on this page:** 1\
**Showing post:** 12

<div class="post-metadata">

**Author:** ![slwrthnu](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/slwrthnu/32/6296_2.png) [@slwrthnu](https://forums.speedlife.net/u/slwrthnu)\
**Post date:** [September 12, 2009, 9:54am UTC](https://forums.speedlife.net/t/some-pics-from-the-week/246748/12 "2009-09-12T09:54:48Z")

</div>

> [@\*\*Official\*\* Grand Prix of Toronto Pics/vids/Stories thread](https://forums.speedlife.net/t/official-grand-prix-of-toronto-pics-vids-stories-thread/14345/170):
>
> Im not 100% sure if it does any thing. People claim it does

it does, its all about aerodynamic. it has a similar fucntion as a rear under diffuser. air gets caught in your rear bumper and acts as a drag on your car, this allows it to exit the rear bumper while a rear under diffuser just makes it so it doesnt have access there.

---

_[View the full topic](https://forums.speedlife.net/t/some-pics-from-the-week/246748)._