Hi,
I have the Ford power pack dealer installed. It has the GT 350 intake system and Ford's ECU tune upgrade. This keeps your warranty! Love it

Ford Performance Parts 2015-17 Mustang 2.3L EcoBoost performance calibration kits upgrade your already potent 4-cylinder muscle. These kits include the components necessary to add more power and loads of torque, plus installation is easy. You'll receive Ford Performance Parts cold air intake with open element airbox and Pro Cal tool and calibration.
Ford EcoBoost calibration features and benefits:
* Peak gains of 25 hp at 5,500 rpm and 70 lbs.-ft. at 2200 rpm( 335 HP and 390 ft/lbs max)
* 40 hp and 60 lbs.-ft. average gain from 2,500-5,000 rpm
* 75 hp and 64 lbs.-ft. average gain from 5,500-6,800 rpm
* 100 hp maximum gain at 6,000 rpm
* Horsepower and torque gains throughout the powerband
* Exclusive Ford Performance warranty when dealer installed
* Allows gear ratio changes up to 4.09:1
* Automatic calibrations feature optimized performance shift schedule
* Premium fuel, 91 octane or higher, is required