Fast Guppy’s Speed Shop

3RD Gen WRX STI Stage 4

  • Sale
  • Regular price $2,999.00


Stage 4Makes ~ 460TQ/415HP

  • E85 Fuel Components and Tune 
  • Front Mount / Top Mount Intercooler
  • 38mm Wastegate
  • Invidia Uppipe 
  • Invidia Stainless Steel 3" Downpipe 
  • AEM High Flow Fuel Pump
  • Injector Dynamics 1050cc Injectors 
  • Billet Aluminum Fuel Rails
  • Fuel Rail Line kit
  • Fuel Pressure Regulator 
  • Fuel Pressure sender kit 
  • Equal or Unequal Length Headers
  • Cobb Accessport Custom Tune 
  • Perrin Air Intake  
  • Fast Guppy's Professional warrantied installation