Quote:
Originally Posted by Paseb
thanks guys,
so i will just go with the 996 c2 plenum and tb
can i increase the size piping to 1 3/4" or even 2" ? would it gives any power gains? or i just leave the stock piping at 1.5" and only upgrade to 996 plenum and tb ?
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You always work on the weakest link. If your muffler inlet is 1.5" there is no need to go bigger upstream. To my knowledge Fabspeed is the only muffler with a bigger inlet (2") & they include the secondary pipes (2")