stand alone EFI for gen3 hemis

Ok i am starting out fresh and needing help i am learning as i go here. i have an 04 5.7 that Im wanting to put in my 71 challenger i am planning on running a 6.1 intake manifold with the adapter plates i would like to run an srt max cam from inertia motorsports and a set of tti headers other than that all stock. which stand alone option would be the best for my application