V10 Stage 1+ safe with cats ?

LucaN54 · 03-22-2024, 09:18 AM

hey guys !

is it safe to run stage 1+ with catted downpipes? I got a bigger intercooler and maintenance is all fine, i have a display where i can see my boost and its around 17.5psi at it goes rlly fast, is it still safe with catted downpipes?

AWD Addict · 03-22-2024, 09:34 AM

Should be good.

Bimmer_Bro · 03-22-2024, 10:06 AM

Quote:

Originally Posted by LucaN54

hey guys !

is it safe to run stage 1+ with catted downpipes? I got a bigger intercooler and maintenance is all fine, i have a display where i can see my boost and its around 17.5psi at it goes rlly fast, is it still safe with catted downpipes?

Yes.
Stage 1 - no mods
Stage 1+ -aftermarket intercooler but stock cats.
Stage 2 -stock intercooler but catless dp
Stage2+ -aftermarket intercooler and catless dp.

03-22-2024, 09:18 AM	#1
LucaN54 Private 4 Rep 66 Posts Drives: 335i n54 Join Date: Jan 2023 Location: Germany Hamburg iTrader: (0) Garage List 2009 BMW E92 335i [9.00]	V10 Stage 1+ safe with cats ? hey guys ! is it safe to run stage 1+ with catted downpipes? I got a bigger intercooler and maintenance is all fine, i have a display where i can see my boost and its around 17.5psi at it goes rlly fast, is it still safe with catted downpipes?
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03-22-2024, 09:34 AM	#2
AWD Addict Chief Executive 300 Rep 2,886 Posts Drives: 2008 335xi 6spd Coupe Join Date: Dec 2007 Location: Boston iTrader: (1) Garage List 2008 335xi [0.00]	Should be good.
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