Starting with the epic 6.3L V8, a stainless steel exhaust system is offered in the package, which also contains higher-flow racing catalytic converters. Additionally, the ECU is reworked removing the 155 MPH limiter and a sports air filter is swapped in. Power is upped to 592 bhp and 516 lb-ft of torque, up from 451 bhp and 443 lb-ft of torque. Boy, does remind me of cars like the old AMG Hammer of the 1980s. (More...)