01-23-2013, 09:01 AM
Car: 2007 MazdaSpeed3
From: San Antonio, Texas
Club Region: Gulf Coast
Registered: Jun 2007
Cheaper = OS Normally from a tuner. But in order to to flash/reflash you need a computer and cable. Add-in know how and software...etc.... you can see where this is headed.
Better = an AP (because you can do reflashes yourself) and "Pro-tuners" are plenty.
Search this, it's been beaten to death.