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      04-07-2021, 09:48 AM   #1
Khambinho
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CTS Catless downpipe + bm3 Stage 1

2014 335i XDrive auto

Am I able to run bm3 stage 1 with a catless downpipe without CEL

By running a catless downpipe in stage 1 will i be damaged/hurting my engine/turbo in anyway?

Mods: Charge Pipe, res delete, CTS intake, Catless Downpipe, everything else stock
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      04-07-2021, 09:56 AM   #2
Khambinho
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Does bm3 stop all codes from appearing or just CEL from downpipe o2 sensor
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      04-07-2021, 11:48 AM   #3
thejeremyman9
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Quote:
Originally Posted by Khambinho View Post
Am I able to run bm3 stage 1 with a catless downpipe without CEL

By running a catless downpipe in stage 1 will i be damaged/hurting my engine/turbo in anyway?
1. Yes but you may need to configure it so that the CEL does not appear as it may not be default.

2. No.

Quote:
Originally Posted by Khambinho View Post
Does bm3 stop all codes from appearing or just CEL from downpipe o2 sensor
Some people have reported BM3 suppressing other CELs/codes but it hasn't been confirmed.
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