hey this piece is the blue piece that was messsed up on my car. This is a o2 sesnor tho correct? also if it is the silver wire on that plug don't i use that to tap into my air fuel gauage thanks. O wait where can i get a new blue o2 sesnor if it is that

 

its the passenger one does it matter if there different brands? universal or oem or not thanks

 

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bump can someone point me in the right direction please

 

someone hellpp!!!

 

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