SO... I have a greddy exhaust and header on the accord. But just wondering, I have a test pipe that I am going to put in. Well the question is... IS there a way to make my check engine light not come on when I put the test pipe on?

 

iv read about things called o2 cheatersfrom other threads.
try searching for them

 

yeah o2 cheater, any exhaust shop should be able to help you with that.

 

or ebay

 

i have one on my accord they are at autozone the brand is called help and they are called o2 defoulers heres a DIY thread

http://forum.e46fanatics.com/showthread.php?t=486937

GL need ay help message me

 

ok thanks guys!!!