sct x4

Hello all, I just installed a new PCM, with programmed VIN, into my '96 GT, manual tranny. I have an unpaired SCT X4 tuner I want to connect to the car. But, the tuner can't read the VIN through the ODB2 port. I hooked up a scan tool and have the same problem. Both the scan tool and the tuner...

Hi, I’m currently driving an automatic 2017 5.0 with a roush cold air intake, roush full active exhaust and own a SCT X4 tuner with a Standard 93 octane tune but it seems to be riding a little rough (especially when downshifting, mostly into second gear) Any suggestions what I could change as...

So I just want to know if anyone has experience with these and are they worth it? I'll start by saying I know that a dyno tune is the best but the cheapest one around (coincidentally the only one around) is $500 and that's kind of steep considering I plan on boosting in the next 3 or 4 years and...