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Cobb Tuning


COBB Top Feed 1050X Fuel Injectors - Subaru WRX 2002-2014 / STi 2007-2020 (+Multiple Fitments)

The COBB 1050x Fuel Injectors provide increased fuel flow while maintaining stock idle and driveability with proper tuning. Corrosion resistant internals make them compatible with all known fuels, capable of extended service life with corrosive fuels. Replaceable inlet filter extends service life. 

  • Nominal Flow Rate – 1065cc/min @ 3.0 Bar (43.5 psi) Using Gasoline at 52 Degrees C (125 Degrees F)
  • Maximum Differential Fuel Pressure – 10.0 Bar (145.0 psi)
  • Fuel Compatibility – Compatible With All Known Fuels
  • Electrical Connector – USCAR



Wanting to run E85 or need more fueling for your specific application? The COBB 1050x Fuel Injectors are your ticket. Simply add these injectors, fuel pump, tune, and you are off to the races. Sold in matched sets with dynamic flow rate variance of 1%.


  • Works with Stock Fuel Rail
  • Nominal Flow Rate - 1065cc/min @ 43.5psi
  • Matched sets with dynamic flow rate variance within 1%
  • 14mm Bottom O-Ring
  • Data supplied for tuning injectors with Accesstuner Software

*Pictures used for marketing purposes only, actual products may vary

  • 2002-2014 Subaru WRX
  • 2007-2020 Subaru STi
  • 2007-2009 Subaru Outback XT
  • 2007-2012 Subaru Legacy GT / Legacy GT Spec B
  • 2006-2013 Subaru Forester XT


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