Quote:
Originally Posted by zarc04
Hi I have a problem looking just put some test pipes on my 370z but the check engine is on when I'm driving you spend a lot of gas and shift knob shakes a lot at low rpm and birds is above 1 rpm and sometimes almost reaches 1 / 2 rpm do not know why that happens, you may hear an we need   Oxygen Sensor Extension Bungs to prevent that? that I can help you plan to remove and put all stock |
I too have the same problem with my fi test pipe...
I could feel and hear my gearbox vibration noise at exactly 2k rpm..
I already get my answer from fi and they said it is normal...
No engine cel for my z...
There is an extension with the o2 sensor connector from my fi test pipe
Hope this help..