Just ordered the Granatelli Mas, Although site claims 10 to 15 hp I do not believe them. Has any one on the site have similar mods with the Mass Airflow Sensor. I will like to here from you.

91 Explorer Sport 4.0 V6 EFI
Bosch Platinum +4's
K&N FIPK for a 96 Explorer
BBK 66MM THROTTLEBODY
BORLA HEADERS
Flow master Series 40 AND 2 1/4 CUSTOM PIPES
Granatelli Mass Airflow Sensor (On Order)
SUPERCHIP
Edelbrock shocks
255/70-R15 Viper LT’s With 3.73 Gears
180 JET THEMOSTAT
Pilot Pro-Truck Series PL-700B Fog Lights on the Smithblit bumper
UNI TRACKTION BARS
Wind Jammer
Lund Sun visor