<Li> 2015--present Dodge Challenger SRT Hellcat </Li> <Li> 2015--present Dodge Charger SRT Hellcat </Li> <Li> 2018 Jeep Grand Cherokee TrackHawk </Li> <P> The Dodge Challenger SRT ® Demon is built to be an elite performance machine . It's powered by an 840 hp rated, Supercharged 6.2 L HEMI ® SRT Demon V8 engine and armed with a functional Air - Grabber TM hood scoop and Torque Reserve Launch System . According to Dodge, "While the Demon V8 engine shares its architecture with the 707 - horsepower Supercharged 6.2 L HEMI ® Hellcat V8 engine, it is not simply a Hellcat V8 engine with more boost . The Demon V8 engine has 25 major component upgrades from the Hellcat engine, including, pistons, rods, supercharger, valve train and fuel injection system ." </P>

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