I have a Brand New, in the box, AEM Brute Force Intake System for a 2004 F-150 5.4L V8 for sale. 11HP gain & 19.2lbs of torque with this system. Check out Torque Dyno (http://trucks.aempower.com/pdf/dyno/21-8107D_2004_F-150_5-4L_V8_TQ.pdf) HP Dyno (http://trucks.aempower.com/pdf/dyno/21-8107D_2004_F-150_5-4L_V8_HP.pdf)
Price is $200 pickup (Los Angeles, CA) and $230 delivered to U.S. addresses. I accept Paypal.
http://i16.photobucket.com/albums/b6/rkim210/aem002.jpg
http://i16.photobucket.com/albums/b6/rkim210/aem003.jpg
http://i16.photobucket.com/albums/b6/rkim210/04F150.jpg