Eco-Friendly Exhaust eBay O2 Spacers for Reduced Emissions

I removed the factory cat and gutted it and reinstalled it so it would pass a visual, but it threw a code P0420, bad cat. I heard about the ... Uncut 3SGTE Engine Wiring Harness w/O2 sensor | eBay I was told that it was removed from a 1992 USDM Toyota MR2, but I'm not 100% positive ... I searched eBay ... I did not have the right size wrench for the O2 sensor but was able to remove it quite easily with an adjustable wrench. Neither did eBay's 5$ spacer. Reply: Hello Juan, As stated on the site there is ... I have a catless down pipe and removed the resonator on my bmw this o2 ... Shockit O2 Sensor Removal Kit: LT994. Access, loosen, and easily remove frozen and obstructed 22mm O2 sensors and diesel NOx sensors. The only work around would involve removing the catalytic converter from the turbo. There are four fasteners to remove. This would involve extensions, swivels ... Remove all of your cats (if you want) then use O2 spacers on the back O2 sensors only. They work great; no CEL. AFAIK it was still working when I pulled it, but noticing the threads now, and how easy it was to remove, I'm thinking I had an exhaust leak, as ... Type: Oxygen Sensor Spacer Kit with Mini-Cat as pictures. Degree: 45 Degree bend design is great for spacer clearance issue. www.ebay.com. A6 / S6 (C5 Platform) Discussion - o2 sensor delete - Ok, this question has floated around and i've seen various responses.