hello guys i wanted to know a hard questions that i cant seem to get an answer for.....i have to change my sensors (o2) and i wanted to know

can i use one TYPE of sensors for all banks for example this Audi Volkswagen Oxygen Sensor Bosch 0258006287 16287 New VW O2 | eBay

for all upstreams positon?

 

you might want to try these.
Audi C5 A6 Quattro 2.7T > Engine > Emissions > Oxygen Sensor > ES#2532224 Universal 4-Wire Oxygen Sensor - Priced Each - 15733
Just splice the connectors from the old ones