2000 TA owner

iTrader: (1)

My TSP headers and Y are on there way do I need a O2 bung installed in the y for my afr or is it already there and if yes where should I put it where they join or shortly after the collector also is there a down side to solid motor mounts I see they make aluminum that are lighter and just bolt right up

Mercier

iTrader: (15)

I spoke with AEM about their wideband and they suggested at least 18" from the exhaust port for best results. Further if high EGTs. Most of these use same or similar sensors as the gauge manufacturers don't typically make the sensors. You can see their recommendation early in this manual:

http://www.schnitzracing.com/manuals/AEMWBK.pdf