More Power for 2019 RAM 1500 5.7L V8s with K&N Cold Air Intakes Apr 16, 2019 Designed to be compatible with 2019 RAM 1500 5.7L V8 models, the K&N® 63-1578 and 77-1578KP cold air intake systems offer a guaranteed increase in horsepower and torque for RAM 1500s. Read more Posted in Product News