Exhaust question

[Zende]

Im replacing the y-pipe cats, and right side manifold on my 95 disco.
Also, the o2 sensors.. Is there 2 in front and should I even bother replacing the back?

Thank you

 

[joey]

On the 95, I think you only have the front 2 O2 sensors. Don't think you get 4 until OBDII.