What o2

[Raelayotte]

What o2 brand are u all using. I have a 98 4.0 5 speed.

 

[rubigold]

Cant tell you based on experience, but this will tell you the correct ones.

https://wranglertjforum.com/threads/the-official-jeep-wrangler-tj-oxygen-o2-sensor-thread.4068/

 

[toximus]

Cant tell you based on experience, but this will tell you the correct ones.

https://wranglertjforum.com/threads/the-official-jeep-wrangler-tj-oxygen-o2-sensor-thread.4068/

This.

NGK/NTK only.

 

[Jerry Bransford]

X2, NTK or NGK (they are the same) ONLY. Avoid Bosch like the plague, they don't work properly in our Jeeps.