The 5.7 HEMI is one of the most recognizable and celebrated American engines ever made. It's a beast of a power plant, with up to 395 horsepower and 410 lb-ft of torque on tap — right out of the box.

Welcome to the very first tech story ever published on a C7 in the pages ofGMHTP. We've had our hands on a few of them at this point, but we never had the opportunity to modify one – until now. Rather ...

From the factory, the Dodge//SRT Demon and Hellcat have set the domestic performance world on fire, and the folks at DiabloSport have taken it to the next level. Their CMR custom tuning that now ...