Basic info (via press release):
Engines
5.0L V8 (Coyote)
420 HP
390 Lb-Ft
Sintered-iron forged Boss-like 302 rods and springs
Upgrade valvetrain and cylinder heads with improved port design
Larger valves and cams
New intake manifold with charge motion-control valves
Redesigned piston tops
Balanced forged crank
155 MPH top speed
3.7L V6
300 HP
270 Lb-Ft
2.L 4 Cylinder EcoBoost
305 HP
300 Lb-Ft
Twin-scroll turbocharger
Direct injection
Twin independent variable cam timing
Steel crank
3-port cylinder
Dimensions
0.12 in (3mm) longer
0.51 in (13mm) wider than outgoing 2014 Mustang (s197)
1.49 in (38mm) lower roof
0.78 in (20mm) lower seating position
Transmissions
Updated manual gearbox
revised shift linkage for shorter throws / smooth shifting
Automatic with paddle shifters (and rev matching)
redesigned case with lighter internals
Suspension
All-new front and rear suspension systems.
New perimeter front subframe helps stiffen the structure while reducing mass, providing a better foundation for more predictable wheel control that benefits handling, steering and ride
Front MacPherson strut system with new double-ball-joint spindle (allows for larger brakes and improved handling feedback)
Rear integral-link independent rear suspension (benchmarked against Boss 302)
New aluminum rear knuckles help reduce unsprung mass for improved ride and handling
Brakes
Three available brake packages
V6 Mustangs: 2 piston calipers with 12-inch rotors
Ecoboost 4 Cyl Mustangs: 4 piston calipers with 14-inch rotors (standard on GT model)
GT Mustangs: 6 piston calipers with 15-inch rotors (upsized 15% from GT500)
Technology
Launch Control (GT model)
Selectable Drive Modes - Console switches to quickly adjust steering effort, engine response, and transmission and electronic stability control settings
Normal mode
Sport mode
Track mode
Snow mode
Intelligent Access with push-button start to SYNC® and MyKey®
Available Track Apps (standard on GT, optional on EcoBoost model)
MyColor gauges and
new Shaker Pro audio system
Blind Spot Information System (BLIS) with cross-traffic alert
Adaptive cruise control
SYNC AppLink
Oil pressure and vacuum/boost gauges
Push-button start
Tire pressure monitoring system (TPMS)
Remote starting and remote window opening options
Interior
Occupants lowered 0.78in (20mm)
More overall interior room
Visibility improved
More trunk space
Rear seat pass-through 40mm wider
Rear seats feature more hip and shoulder room
USB and 12V outlets
Convertible
Cloth top and center latch.
Top opens and closes in 7 seconds (half the time of the outgoing model)
2015 Mustang colors
Competition Orange
Triple Yellow
Oxford White
Deep Impact Blue
Ruby Red
Ingot Silver
Magnetic, Guard
Black