2dr Coupe, 5-spd, 8-cyl 425 hp hp engine, MPG: 13 City18 Highway. The standard features of the Dodge Challenger SRT8 include 6.1L V-8 425HP engine, 5-speed automatic transmission with overdrive, 4-wheel anti-lock brakes (ABS), side seat mounted airbags, curtain 1st and 2nd row overhead airbags, air conditioning, 20 forged alloy wheels, cruise control, ABS and driveline traction control, stability control, and a 8 way power driver seat.,