2010 SF600R Challenger 600HP by SpeedFactory
SpeedFactory recently revealed their latest project – SF600R, which is an engine upgrade for the Dodge Challenger SRT8. In fact, SpeedFactory have increased the output of the car from 425 hp to 600 hp (447 kW / 608 PS) without the use of a supercharger. At first, the tuners increased the 6.1-liter HEMI engine to […]