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Old 03-22-2010, 01:17 AM   #1
Scooby Newbie
Member#: 189999
Join Date: Sep 2008
Chapter/Region: RMIC
Location: Ft. Collins, CO
2007 WRX STI
Crystal Gray

Exclamation Dyno Tune: My 07 STI 2.5L + GTK-550 makes 560whp

Event: dyno pull
Location: Mac Autosports, Denver, Colorado
Ambient Temp: 80F
Elevation: ~5500
Weather: sunny

Car: 2007 STI
Tuner: Nick @ Mac Autosports
Dyno Info: Dynojet
Peak HP at RPM: 560whp (corrected)
Peak Torque at RPM: 540wtq (corrected)
Baseline hp/tq for a stock on same dyno: never dynoed it on stock form, but at 19-20 PSI on the same setup the car put down 516whp/466wtq
Target Boost: 25 PSI
Fuel: E85
Engine/Power Modifications: See end of this post
Driveline Modifications: ACT Clutch and Flywheel
Suspension Modifications: springs
Other Modifications: no weight reduction or other mods

here is a vid of my 07 STI on the Dyno... car puts down 560whp/540wtq @ 25 PSI and 613whp/591wtq with some NOOZZZ. hopefully we will hit 630+whp with my new turbo next month as the GTK-550 are only rated at 400-600HP!!

I would like to thank BK and Tommy @ StreetConcepts, Aaron, and Nick for the great work!!

Corrected Sheet

Uncorrected sheet

list of mods:

Machined .10 over
CP Pistons
Eagle Rods
Cosworth Bearings
Drewzilla ported and built heads.
Kelford Cams.

Turbonetics GTK-550 Turbo.
321 Stainless steel up-pipe.
321 Stainless steel downpipe.
Tial 44mm wastegate.
321 Stainless steel wastegate dump tube.
Custom Intake with HKS Filter.
APS intercooler.
Custom Intercooler pipes 2.5in hotside and 3in cold side.
Maf blow thruo setup with SC Flange.
HKS Silver BOV Mounted in bumper.
All pipes stainless T-bolt clamped.
HKS Catback Exhaust.
Heat wraped up-pipe and downpipe.
Bosch 1000cc Injectors
Perrin Fuel Rails
Aeromotive Fuel Pressure Regulator and custom fittings & Lines.
APS Over flow coolint tank.
Walbro dual Fuel pumper.
Agency Power Headers
Nitrous Express Intercooler spray kit
ACT Race Clutch and Flywheel
Running E85

BK & Tommy @ Street Concepts did all the custom pipes/install/almost everything
Engine Built By Aaron Wersinger
Tuned by Nick @ MAC Autosport

I will be taking the car to a local drag event and see what it will run... my best on my older setup was [email protected] with 1.75 60ft on street stock tires and no launch control! ((the car back than had only 445whp corrected))

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Last edited by sti-qtr; 03-25-2010 at 12:57 AM.
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