Needing a Tune Speed Density or Maf ?

[blewbyu]

I am in need of a Tune & wanted to get some opinions on the tunes,which one would be the most benifical to have ?Maf or Speed Density ?The Following mods are: Ecs Paxton kit +8 lbs of Boost ,Msd 2350 Bap ,Ecs cam,Comp Lifters,TPIS 1 &3/4 LNG Tbe hdrs,Patriot Stg 2 heads With Gold Dual Vlve springs Good for 650 lift,Hardend Cromoly push rods,Ported Oil PUmp,Z06 intk,3.42 gear,3600 yank cnvrtr,Flt tranny With Transgo Shift kit ,Hardend halfshaft drivers side, Still To come :TSP 402 Aluminum Block , 9 to 1 comp, diamond 15cc ,Scat Rods,Eagle Crank, Btw right Now the 346 motor is the one that needs the Tune ,NOt the 402 JUST TO clarify that ,Thank you all for the input any IS very Much Appreciated

[mrr23]

speed density will only be beneficial if you are maxing the MAF out under bosst.