We take a look at the top cold air kits for the new 5.0L Mustang and try them all on for size. HOT ROD Staff Writer Aug 30, 2012. ... CJ, or Boss car, had true ram air via Ford's Shaker setup.

Ours is a stock '05 GT, and we used PN 9924, which is a complete cold-air kit for '05-and-newer V-8 Mustangs. The kit retails for $166.99, and Spectre says that it will improve horsepower, torque ...