Berk Vs F.I cat back system question?

Originally Posted by Zsteve

I got my Cobb accessport yesterday and I logged my air intake temps and they were only 8 -10 degrees over ambient temps so they do just as well as any aftermarket intake on keeping temps down. I put in K&N drop ins so Im sure they flow better too. I will logg my MAF but Im not sure what the numbers will mean, I need to PM modshack and see how the numbers shape up. The one thing the aftermarket intakes are doing that the stock isnt is they enlarge the MAF section a tad that tricks the ECU into adding more fuel or something like that.