# Honestly, I think my numbers are BS

**URL:** <https://forums.speedlife.net/t/honestly-i-think-my-numbers-are-bs/242867>\
**Category:** Shift518 Automotive\
**Created:** [March 17, 2009, 4:24pm UTC](https://forums.speedlife.net/t/honestly-i-think-my-numbers-are-bs/242867 "2009-03-17T16:24:43Z")\
**Posts on this page:** 1\
**Showing post:** 192

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**Author:** ![Shawn96VR-4](https://avatars.discourse-cdn.com/v4/letter/s/eada6e/32.png) [@Shawn96VR-4](https://forums.speedlife.net/u/Shawn96VR-4)\
**Post date:** [March 20, 2009, 5:44am UTC](https://forums.speedlife.net/t/honestly-i-think-my-numbers-are-bs/242867/192 "2009-03-20T05:44:42Z")

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> [@custom exhaust](https://forums.speedlife.net/t/custom-exhaust/15878/13):
>
> dynos are a great tool for seeing what kind of gains u have made with different combinations of parts, not how fast or slow your car is.

BINGO. And, to make tune changes to different RPM points and see how it is affected.

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