to tell you the truth im not realy sure
when i was thinking 450 gal( thats xp4) it concerned me
but its a xp3 350 gph and that probable when empty
with no hoses and at 0 head. lol
i have not seen any warnings on those pipes , you should be fine
hopefully someone else will chime in who uses ada pipes with a simular
flow rate, im sort of interested myself