can anyone help?

[v8 beef]

just wondering if anyone knows where i can get 02 sensor loom extensions for a 2004 monaro?

[Magic919]

Monkfish (but not today as they are closed).

You could try other Wortec dealers.

[Well_Fans]

could try Mark at RapidGB - he may have something like that in stock, or if not in a hurry they're readily available for much cheapness from the US

ie www.adaptiveperformance.com/o2ext.htm - 34$ US + postage