theres a guy out of lawton oklahoma by the  name of got "boost 0" he sells mustang parts claiming he has a saleen and the parts are used with only 2000 miles on them he got me for $880 for trick flow heads aswell as others for various mustangs such as gt40 intakes headser cams and gears be careful check the sellers location hes tricky i actuall managed to get him on the phone by calling him at 5 am.. he will swear the parts are in the mail ertc...... my name is qtrhorse50 look me up  i can give you  his phone #s addys etc.. as well as him aliases