HELP W/ HEADERS...
Senior Member

Joined: Mar 2002
Posts: 34,642
Likes: 0
From: Los Lunas, New Mexico, USA.
Vehicle: 2001 Hyundai Tiburon, 2004 Kia Sorento, 2010 Kia Soul
I'd even say less than %50. Most folks just don't hook up the 02 sensors right, or don't have another 02 bung put in if they need it.


