The factory Mass Air Flow Meter is fine for stock Mustangs, but when your Pony is heavily modified or forced induction the stock MAF Sensor "pegs" due to increased air flow, causing bad readings. That is when you need to upgrade to a larger Mass Air Flow Meter to assure your Supercharged
Mustang is precisely calibrated for more power.
- 2005, 2006, 2007, 2008, 2009 Mustangs
- V6, GT, Bullitt, Shelby GT500 Mustangs
*Please see product pages for any exceptions.