eBay O2 sensors are they any good??

[06liberty]

Are the O2 sensors of eBay any good has any one had any positives from them I had a look at the Walker ones $197 each I was just wondering if there is a cheaper but quality set??

[bigBADbenny]

See here for more info.

viewtopic.php?f=10&t=36502

There’s a lot of counterfeit product on eBay, so genuine subaru or denso.