Get the OEM ones.Better yet, use the ones from your A/T. They are the same. Don't just hit up a hardware store for these, as you need the strength rating that the dealership bolts have.
Don't skimp here.
Use an O2 sensor socket for the reverse light sensor, by the way, in case you don't happen to have a 22MM deep socket kicking around. You might have an O2 sensor socket, and it is more helpful if you need to go buy a socket.
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