Need help passing SMOG

[ichiban]

The car has 150k on it and runs great but i failed the NOx part. On the paper they gave me i got 1650 and was only allowed 650. Why is it so dam high. Any sugestions? The guy at the smog shop said it could be my CAT. Does this sound about right?

 

[SOADweskey]

Check out this thread http://www.dsmtuners.com/forums/newbie-forum/270909-tips-passing-smog-california-my-first-post-im-smog-tech.html

It has some good info.

 

[Hiitman]

Or make some friends in Colorado. Where there is no emissions.

 

[ichiban]

Perfect has some great info. Thanks.