track car suggestions / discussion
also, mustang dyno's are not consistent from one dyno to the next. one can lower than a dynojet and another can read higher...
No, we just have been doing this **** for long enough to know there is no way that motor is making 20whp from headers and exhaust. 
You keep doing that ricer math...

Idk if that last one is serious or not razor lab, 60-80 before and the same after... The local dyno shops that I've used that pricing is about right
Edit
Brain fart, it's 120-160. Haha, my bad
Edit
Brain fart, it's 120-160. Haha, my bad
Pay for three runs, do a base line pull, "leave to grab a snack", come back with intake and exhaust LOL.











