ok..well i installed my hooker long tubes..well paid someone to do it....and i heard i am supposed to put the front 02 sensors back in the headers instead of the rear ones. (o2 sims in the rear)

http://ls1speed.com/catagory.cfm?catagory=pcm

they sell extensions...but if you look..they are the sqaure tips....dont i need to put the long connection instead? i need those extensions right? not those on ls1speed?

 

Yes you need the flat connector type.

If you email them and tell them that they should be able to get them.