View Single Post
      02-05-2013, 10:54 AM   #12
Curve Thrasher
boots's Avatar

Drives: 2013 Bmw m5..White/Blk.
Join Date: Nov 2012
Location: Cypress Tx

iTrader: (0)

Originally Posted by ImpetuousRacer View Post
They are saying their dyno is an extremely accurate dyno. A $250,000 dyno that is of the same type BMW itself uses. That the car on 91 would be around 525 HP ( 550 HP on 93 as BMW rated), and with mods my mods on 91, I'm at 556. Hence an approximate 30HP improvement. Thus the results are just as expected.

They've mentioned other subaru's make 420 elsewhere and put 360 down here.

Anyway, that's the story. Obviously with no stock runs, there is no exact measurement of mod increases.
Great numbers man.
2013 Bmw M5-Alpine White/Black-Oem gloss blk powder coated wheels-Expel clear bra-35% tint-Rpi Gtm Exhaust-Rpi Downpipes-Rpi Scoops-Halim Cazimi Performance Tune-KwV3 coilovers

Country run