# What did you do to your car today?

**URL:** https://forums.speedlife.net/t/what-did-you-do-to-your-car-today/239557
**Category:** Shift518 Automotive
**Created:** [October 16, 2008, 7:38am UTC](https://forums.speedlife.net/t/what-did-you-do-to-your-car-today/239557 "2008-10-16T07:38:24Z")
**Posts on this page:** 1
**Showing post:** 7354

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### Author: ![jdaniels](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jdaniels/32/6399_2.png) [@jdaniels](https://forums.speedlife.net/u/jdaniels)
#### Post date: [September 18, 2010, 9:18pm UTC](https://forums.speedlife.net/t/what-did-you-do-to-your-car-today/239557/7354 "2010-09-18T21:18:29Z")

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> [@I Need a Full Time Job....Please Help](https://forums.speedlife.net/t/i-need-a-full-time-job-please-help/35119/5):
>
> ok, explain how im consistently getting as much as 3 or 4 mpgs better since my installation?

It didn’t happen, it’s called a placebo effect… same as the power gains you might “feel”.

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