2006 Dodge Magnum SRT-8 with a Supercharged 6.4 L Hemi V8 The 2006 Dodge Magnum SRT-8 came from the factory with a 6.1 L Hemi V8 and W5A580 five-speed automatic however Cleveland Power & Performance wanted more. The company decided to swap the powertrain and suspension from a 2012 Dodge Challenger SRT-8. The wagon is now powered by a 6.4 L Hemi V8 with a Procharger supercharger making 528 horsepower and 528 lb-ft of torque to the wheels. Behind the supercharged V8 sits a TR6060 six-speed manual transmission and Getrag 3.92 differential. Cleveland Power & Performance also installed a set of BC adjustable coilovers, Hellcat brakes and wheels, 2008 front body, and coated everything in new paint. You can view more photos of the car in the build album.