Downpipes and o2 sensor- please help

poloace · 03-22-2012, 12:45 PM

car is in shop to have ar catless Downpipes installed. should I not do the install without the o2 sensor? will I even be able to drive it off the lot? please advise. I have the Cobb AP. thanks everyone.

Jeff@TopGearSolutions · 03-22-2012, 12:47 PM

Install everything normally.

Stage 2 is designed for catless downpipes. You can drive normally even if you had no tune.

poloace · 03-22-2012, 12:51 PM

it won't throw a code and drop into limp mode?

ar design II · 03-22-2012, 12:51 PM

Confirmed, Install factory o2's back to bungs in AR pipes and all should be good.

Quote:

Originally Posted by Jeff@topgearsolutions

Install everything normally.

Stage 2 is designed for catless downpipes. You can drive normally even if you had no tune.

03-22-2012, 12:45 PM	#1
poloace Second Lieutenant 41 Rep 241 Posts Drives: 09 335xi coupe Join Date: Jan 2009 Location: chicago, IL iTrader: (0)	Downpipes and o2 sensor- please help car is in shop to have ar catless Downpipes installed. should I not do the install without the o2 sensor? will I even be able to drive it off the lot? please advise. I have the Cobb AP. thanks everyone.
	Appreciate 0 Tweet Quote

03-22-2012, 12:47 PM	#2
Jeff@TopGearSolutions 3441 Rep 79,211 Posts Drives: C6 Z06, 09 335i, 10 335xi Join Date: Dec 2008 Location: www.TopGearSolutions.com iTrader: (37)	Install everything normally. Stage 2 is designed for catless downpipes. You can drive normally even if you had no tune.
	Appreciate 0 Quote

03-22-2012, 12:51 PM	#3
poloace Second Lieutenant 41 Rep 241 Posts Drives: 09 335xi coupe Join Date: Jan 2009 Location: chicago, IL iTrader: (0)	it won't throw a code and drop into limp mode?
	Appreciate 0 Quote