i ended up not getting the throttle body spacer just went with a k&n cold air intake but still looking around for the headers and pipes prolly gonna go with long tubes but havent decided yet
were did you buy the stuff for a 4.6 stuff from,,could you pm me the place ,,i have a 2009 i need to do same to
Pacesetter makes a set for the 04-08s, not sure if they'd fit an 09 or not though.... https://www.google.com/search?aq=1&oq=4.6+Ford+Long+&gcx=c&sourceid=chrome&ie=UTF-8&q=4.6+ford+long+tube+headers#sclient=psy-ab&hl=en&safe=off&tbm=shop&source=hp&q=4.6+ford+long+tube+headers+F150+&pbx=1&oq=4.6+ford+long+tube+headers+F150+&aq=f&aqi=&aql=&gs_sm=e&gs_upl=3483l3991l2l4281l4l1l3l0l0l1l189l189l0.1l4l0&bav=on.2,or.r_gc.r_pw.,cf.osb&fp=f8402f01c489f1b3&biw=1280&bih=879
dont know about the mod motor long tubes for the mod motor but mine i couldnt run a y-pipe i had to run the exhaust tube over the Tcase for the left side of my system ill post some pics in my build thread so you can see what im talkin about just my $.02 worth