Optimized horsepower with good torque and average fuel economy. Needs programmer.
Chrysler: 300 05 - 08 5.7 L Engine, Chrysler: 300 05 - 10 6.1 L Engine, Chrysler: Aspen 08 - 08 5.7 L Engine, Dodge: Challenger 08 - 10 6.1 L Engine, Dodge: Charger 06 - 08 5.7 L Engine, Dodge: Charger 06 - 10 6.1 L Engine, Dodge: Durango 04 - 08 5.7 L Engine, Dodge: Magnum 08 - 08 5.7 L Engine, Dodge: Magnum 06 - 08 6.1 L Engine, Dodge: Ram 1500 03 - 08 5.7 L Engine, Dodge: Ram 2500 03 - 08 5.7 L Engine, Dodge: Ram 3500 03 - 08 5.7 L Engine, Jeep: Commander 08 - 08 5.7 L Engine, Jeep: Grand Cherokee 08 - 08 5.7 L Engine, Jeep: Grand Cherokee 06 - 10 6.1 L Engine
