Well I replaced the hoses as well just in case. They were fine but might as well...
I replaced the ones from the canisters to the solenoids, and the ones from the canisters to the engine vacuum pump. Only ones I didn't are the ones from the boost solenoids to the WG s
SOLD --'07 E90 335i, PTF COBB E50, HFS4, ER CP, ETS 7", AA DP, Vishnu Exhaust, DCI, ACT, Nitto Nt555
SOLD '10 E92 335i M, 6MT COBB v3, ER IC, ER CP, VRSF DP, Fuel-it st2, Mfactory LSD