to replace this after the catalatic converter, does the converter come off.?? is this in the piepes
b1s2 02 sensor on 1999 Lincoln Continental
Once you disconnect the wiring it should just screw out and the new one screw in. To prevent damage to the sensor you will want to get an O2 sensor socket.
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no removal of catalytic converter necessary. :) call us for a quote! 818-846-2210