Here is a quick listing of popular DSM turbos and their approximate MAX air flow.


Mitsubishi:
16g = 34lb/min
Big 16g = 36lb/min
20g = 44lb/min

Forced Performance:
Big28 = 36lb/min

AGP Turbo:
L1 = 41lb/min (400BHP) T04B comp housing
L1R = 42lb/min (no data available)
L2 = 49lb/min 50 trim (520BHP) choice T04B / T04E
L2R = 54lb/min (550BHP) choice T04B / T04E
L3 = 60lb/min 60-1 (610BHP) T04E comp housing
L3R = 62(65)lb/min (630BHP) T04E comp housing

Extreme Turbo:
ETA12 = 36lb/min S-trim (360WHP)ETA comp housing
ETA32 = 48lb/min 50 trim (440WHP) ETA comp housing
ETE32 = 48lb/min 50 trim (460WHP) T04E comp housing
ETE42 = 50lb/min 60 trim (500WHP) TO4E comp housing
ETE52 = 55lb/min 60-1 (550WHP) TO4E comp housing

GT30 (ball bearing) turbos:
48 trim = 44lbs/min
52 trim = 50lbs/min
56 trim = 55lbs/min
60 trim = 60lbs/min
gt35 trim = 65lbs/min

Garrett:
T-28 = 34lb/min (350BHP)
50 trim = 47lb/min (GREEN)
57 trim = 49lb/min
60-1 = 65lb/min (RED)


The following is from Turbonetics Catalog:


On TO4E Compressor housings:
50-trim = 47lbs/min
54-trim = 45lbs/min
57-trim = 49lbs/min
60-trim = 50lbs/min
T-100 = 180lbs/min

TO4B compressor housing:
60-1 = 65lbs/min
62-1 = 70lbs/min