difference between subaru td04's?

[cully]

http://www.stealth316.com/2-3s-compflowmaps.htm

MHI Turbine Wheels
Wheel Exducer (in.) Inducer (in.) Trim
TD04 1.57 1.86 71
TD04L 1.62 1.86 76
TD04H 1.74 2.04 73
TD04HL 1.80 2.05 77
TE04H 1.88 2.01 87

MHI Turbine Wheels
Wheel Exducer (mm) Inducer (mm) Trim
TD04 40.0 47.2 71
TD04L 41.1 47.2 76
TD04H 44.2 51.8 73
TD04HL 45.6 52.0 77
TE04H 47.8 51.0 87

Turbocharger Wheel-Size Comparison
Turbo Compressor
Wheel Inducer Diameter(in.) Exducer Diameter(in.) Trim Housing
TD04-09B 9B 1.365 1.930 50 TD04-09B
TD04-13G 13G 1.580 2.000 62 TD04-13G
TD04-13T 13T 1.597 2.203 53 TD04HL-13T
TD04-15G 15G 1.625 2.187 55 TD04-13G bored
TD04H-15G 15G 1.625 2.187 55 TD04H-15G
TD04H-15C 15C 1.654 2.187 57 TD04H-15C
TD04-16T 16T 1.713 2.205 60 TD04HL-16T
TD04-18T 18T
TD04-17G 17G 1.744 2.382 54 TD04-13G bored
TD04-19T 19T 1.809 2.283 63 TD04HL-19T

Mitsubishi Turbo's Information:

Flow Rates @ 15psi:
TDO4-9B-6CM2 265 CFM
TDO4-13G-5CM2 360 CFM
TEO4-13C-6CM2 360 CFM
TDO4L-13G-6CM2 360 CFM
TDO4L-15C-8.5CM2 390 CFM