The Airaid Filter Company recently developed a new high-volume air intake system for '04 F-150 owners looking to pick up more throttle response and power from their three-valve 5.4L powerplant.

Delk added an 90mm SCT Big Air mass air flow sensor that he tuned with our Holley 30 lb/hr injectors on their in-house Mustang chassis dynamometer. The result was a very respectable 274 horsepower ...