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      04-14-2012, 11:21 AM   #137
Darkboyz68
Jedi
 
Drives: 2012 e92 M3 LMB
Join Date: Jan 2012
Location: So Cal

Posts: 173
iTrader: (7)

Quote:
Originally Posted by uhmenono View Post
What HFCs and fabspeed tried to do was to clean up the airflow to the sensor. This intercepts the O2 sensor and reduces the voltage going back to the ECU, acting like the correct sized cat is in place.
I will be putting on another 1000 miles this week and a track day this weekend, so will see...
Hows it? No light?

Quote:
Originally Posted by spoonf20c View Post
1k miles since the install. still no light. what about you guys?
Nice! Like someone mentioned earlier, I think i'd be more confident at 3k..
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