# Ethos gas?oil additive

**URL:** <https://community.cartalk.com/t/ethos-gas-oil-additive/14023>\
**Category:** Maintenance/Repairs\
**Created:** [May 14, 2008, 6:43pm UTC](https://community.cartalk.com/t/ethos-gas-oil-additive/14023 "2008-05-14T18:43:54Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![ThomasButler](https://avatars.discourse-cdn.com/v4/letter/t/848f3c/32.png) [@ThomasButler](https://community.cartalk.com/u/ThomasButler)\
**Post date:** [May 14, 2008, 6:43pm UTC](https://community.cartalk.com/t/ethos-gas-oil-additive/14023/1 "2008-05-14T18:43:54Z")

</div>

What is this stuff and are the claims legit ie increasing the efficiency of gas burn 10% savings onb gas usage