I have had this problem ever since I installed long tubes on my 95 GT.
I keep getting 137 and 173 codes. O2s are new. I have adjust the exhaust pluse width but I think it needs more. Has anyone solve this problem with longtubes yet. What did you do..
Any help will be awesome..
I keep getting 137 and 173 codes. O2s are new. I have adjust the exhaust pluse width but I think it needs more. Has anyone solve this problem with longtubes yet. What did you do..
Any help will be awesome..
When that kinda stuff happens

