Procharged 2007 Charger gets major power bump from Livernois cam x heads. It's been over 20 years since the Hemi came back into production, and man they've come a long way. Those early days of upgrades were dark times, with almost no aftermarket love, questionable fueling solutions, and no real way to tune them. That all started to change pretty much right away in 06, just before this Charger came to be. Kevin's been a loyal customer, typically coming in every couple of years looking for ways to