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900+ WHP PTE 6870 2005 STI build

Matt’s currently making 922 whp last time we did some dyno pulls. Since then we have been making tuning adjustments on the drag strip. Matt is currently running 43 psi of boost and is down to just below 2500 lbs when at the track! Matt’s current best pass is 9.49 at 150 mph with plenty more in it!


  • IAG Performance stage 4 Extreme
  • IAG 14 MM head studs
  • ARP Performance case bolts
  • IAG line honed and pinned mains
  • Manley Performance Platinum series turbo tuff 9.8:1 pistons
  • Manley Turbo Tuff I beam rods with 625+ bolts
  • King Racing bearings
  • Machine work done by IAG – Assembly done in house at JM


  • GSC Power-Division full valve train with S3 cams rebuilt in house at JM
  • Fuji double D port job

Turbo – Intake – Exhaust – Transmission

  • Precision Turbo GEN2 PT6870
  • Killer B Motorsport header
  • BrianFabs custom rotated kit
  • Cosworth Racing high volume intake manifold
  • Boomba Racing throttle body
  • Loudvalves Boost actuated cut out
  • PERRIN Performance cat-back exhaust
  • RalliSpec Spec B long gear set
  • IAG output shaft
  • Exedy Clutch triple disc
  • BC Racing BR coilovers
  • COBB Tuning Accessport tuned in house
  • Treadstone Performance Intercooler core
  • Injector Dynamics ID2000s


  • Wilwood Disc Brakes/ small brake kits
  • Driveshaft Shop driveshaft
  • TSSFAB.US¬†front and rear sub frames
  • RCI Racing fuel cell
  • MagnaFuel Products Inc. Fuel pump
  • Patience Metal Fab certified 8.49 cage

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