Originally Posted by Slow_335i
So I just removed my rear seats and was wondering if anyone has a before and after dyno sheet...
Also will this harm my cats?
Depends on the color of your interior, removing saddle brown rear seats might affect performance and throwing them on top of your cats may damage them and potentially cause life threatning injury..
I had the dyno somewhere but i used the back of the sheet to write my letter to santa..sorry