2006 Subaru GDB STi Sets Records
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Year / Make / Model:  2006 Subaru STI
Chassis Code: GDB
Competition Class: Street Class AWD
Vehicle Weight: 3,290 lbs.
Weight Bias (F/R): 59/41
Shift RPM 7,200 RPM
Redline RPM: 8,000 RPM
Peak Boost: 27 psi
Fuel: E85
Engine Code: EJ257
Displacement (cc): 2,472cc
Bore & Stroke (mm): 99.75mm x 79mm
Peak Horsepower (@ RPM): 544.22 WHP @ 6,100 RPM
Peak Torque (@ RPM): 500.11
Dyno Type: Dynojet AWD Dynamometer
Engine Builder: Yimi Sport Tuning
Block Modifications: Outfront Motorsport Closed deck block
Machine Work: Eddings Engine Inc.
Connecting Rods / Crank: SCAT Connecting Rods and Crankshaft ACL Race Bearings
Camshafts: GSC Power Division S2 Cams
Valves / Springs / Retainers: Supertech Performance Valves, Springs and Retainers
Head / Main Studs: MAPerformance
Pistons/Compression Ratio: JE Pistons 8:9:1 Compression
Cylinder Head Modifications: SoCal Porting Cylinder Head Port Work
Cylinder Head Gasket: JE Power Gaskets
Air Induction System: Yimi Sport Tuning Custom Intake
Fuel Injectors: Fuel Injector Clinic 2, 150 cc injectors (x4)
Fuel Delivery System: Aeromotive A1000 Fuel Pump, Rails and FPR
Engine Management System: COBB Tuning AccessPort
Engine Management Tuner: Paul Leung of Yimi Sport Tuning
Boost Controller: Grimmspeed
Spark Plugs: NGK
Exhaust Manifold: Full-Race Motorsports
Exhaust System / Downpipe: Full-Race Motorsports
Wastegate: BorgWarner Internal Wastegate
Blow-Off Valve: BorgWarner Integrated Bypass Valve
Intercooler: Garrett Intercooler Core
Nitrous Oxide: Howe Custom Radiator
Cooling System: Howe Custom Radiator
Performance Electronics: Road Rage Gage’s Turbo Shaft Speed Sensor
Intake Manifold / Downpipe: 2.5i Intake Manifold
Oil System: Earl’s Oil Cooler Canton Racing Accusump PurÖl Motor Oil
Turbocharger: BorgWarner EFR 7163 Turbo
Compressor Wheel Specs: 71mm Major, 57mm Inducer, Forged-Milled Aluminum with Extended Tip
Turbine Wheel Specs: 63mm Gamma-Ti Wheel
Turbine Housing: .85 A/R, Stainless Steel w/ V-band
Springs, F&R (Make & Rate): Swift Springs, 11 kgf/mm & 12 kgf/mm
Shocks, F&R (Make & Rate): Race Comp Engineering T2 Changing to Fortune Auto Dreadnought 2 Way
Additional Suspension Components: GTSPEC Rear Trailing Arms Sub frame/Chassis Bracing Whiteline End Links, Sway Bars and Rear Lateral Links
Clutch / Flywheel: ACT 6-Puck Clutch & Prolite Flywheel
Differential(s) (Make & Type): OS Giken Super Lock LSD
Axles / Driveshaft: The Driveshaft Shop Carbon-fiber Driveshaft
Wheels (Make, Size & Offset): Gram Lights 57Xtreme 18×9.5-inch, +45 (F&R)
Tires (Make & Size): Achilles 123S and Hankook RS-3 255/35R18
Brake Calipers (F&R): AP Racing 6-Piston Calipers (F)
Brake Rotors (Diameter, F&R): AP Racing 255mm x 32mm (F)
Brake Pads (Front & Rear): Project Mu 999 brake pads
Brake Lines: Stainless-Steel Braided
Etc.: Project Project Mu Brake Fluid
Roll Bar / Cage: Pierce Motorsports
Seats: Sabelt GT-300 and GT-200
Harnesses: Sabelt 6-point Harnesses
Steering Wheel / Quick Release: Sabelt Wheel and Quick Release
Gauges: Auto Meter Oil Pressure, oil temp and boost
Front Lip Spoiler: Wasp Composities front splitter and canards
Skirts, Rear Diffuser, Wing:  APR Performance GT-250 Swan Neck
Hood: Kaminari
Trunk Lid / Rear Diffuser: Wasp Composites
Mirrors: APR Performance GT Mirrors
Paint: Ginormous Design Group Graphics

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