What Oxygen Sensor Socket size is the Astra TS Z18xe 1.8 Manual?

[rwy16r]

What Oxygen Sensor Socket size is the Astra TS Z18xe 1.8 Manual? Is there a difference between aftermarket brand and original O2 sensors?

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[guy 27]

22mm iirc. May be different with between oem and aftermarket.

[rwy16r]

thanks for quick reply , what is iirc? so OEM 02 sensors are better or worth the money?

[nuggz]

yea 22 spanner

[guy 27]

Iirc stands for if I recall correctly

[nuggz]

thanks for quick reply , what is iirc? so OEM 02 sensors are better or worth the money?

OEM use bosch generally

Bosch are def worth extra over cheapies but you can get bosch replacement without the plugs which are alot cheaper, you just need to cut the old wiring harness and join.

[rwy16r]

thanks guys, extremely helpful info.

[rwy16r]

here is my old pre cat sensor