HighPriority

What is the best location for a O2 sensor. Running Sterrling headers with dry tail pipes. Thanks in advance.

ICDEDPPL

iTrader: (1)

After the collector. Somewhere in the tail pipe

FIXX

iTrader: (2)

remember the closer you can get it to the inner exhaust pipe the more accurate the reading will be..just make sure its between 10 and 2 o'clock on the top side of the header so if water were to get into it it can drain..