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Old 04-03-2013, 07:24 AM   #1
Scooby Newbie
Member#: 121722
Join Date: Aug 2006
Chapter/Region: BAIC
2006 Impreza WRX tr
Obsidian Black

Default Tuning for downpipe

My friend is letting me have his catless downpipe for cheap but it only has one 02 sensor. My tuner needs an extra bung to tune. Can I take this to a exhaust shop and get an extra 02 bung welded in there? If so, what do I tell them for diameter?
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