how do i find/buy/replace an O2 sensor

[Damo Monster]

..following my other topic, it was suggested that i should replace me O2 sensor instead... so in a silvertop 20v levin.. ae101... where is the o2 sensor, what does it look like... where do i get one and how much are they...

cheers everyone...

damo

[MR2boy]

it will be on ur exhaust near ur exhaust manifold, being 4 wire heated oxygen sensor its not gonna be cheap to replace $200-400 id say

[Damo Monster]

i thought they were on the air intake? really, that expensive to replace though... damn... might have to see a mechanic aboiut it to be sure its faulty first..