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    O2s and Long Tube Header Problem - Tweecer Help

    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..
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    Willing to share their Tweecer tune?

    Hello, I have had my Tweecer for almost 6 months now. I have read alot but still do not have the knowledge I need. New Baby, so there is not much time to learn any more. Atleast for now.. I was tempted to just go and have a custom chip burned, but I bought the Tweecer for a reason.. to Tweak...
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    Need a Flow Sheet For Granatelli 75MM Mass Air

    I finally have some time to start tweecing.. I Need a Flow Sheet For a Granatelli 75MM Mass Air cali. for 24lb injectors.. It's the chrome bullet version with a flange.. I have a slight feeling that it is made by Pro-M.. Because when I called Granateeli they said they were not able to...