anyone explain to me where to place this wideband sensor? i know i need a new bung but do not know placement. i need some serious in depth walkthrough on placement and how to install i know ive seen a write up on a forum before but i cant find it.

 

it's on srtforums under the how to section .......

 

if you don't have a cat, then put it in the dp. if you do have a cat, put it right before the cat.