Originally Posted by Redlsea
Ya they are bit of a ***** to do. It's weird why it's not firing a DTC into the comp yet anyway I'm going to be replacing the factory h pipe with a bbk high flow x pipe and I planned on putting 4 new O2 sensors anyway so when I get around to it I'll let you know how I managed
K.....I got a secret.....the back 2 o2 sensors just monitor catalytic converters function,they just tell ya if they are working right. You can turn em off and not put new ones. Just put the old ones back in the holes,don't even have to hook em up. The ones just past the manifold are important tho.