The Cobb 20G is an ideal turbo upgrade for those looking to increase the top-end power of their STI while maintaining low and mid-range response. Capable of producing 400hp and retaining excellent throttle response, the COBB 20G is a perfect turbocharger for street or track use!
- Single scroll exhaust housing
- Offset compressor outlet for more room around the throttle by wire connector
- Sleeve bearing turbo with 360 degree thrust bearings with modified oiling strategy for greater thrust capacity
- Compressor- Inducer: 52.5mm Exducer: 68mm
- Turbine- Inducer: 55.8mm Exducer: 49.2mm
- 20G Compressor Housing with 68mm Billet Wheel
- 8cm^2 Turbine Housing with 55.8mm Wheel (TD05H)
- 640 CFM
- .57 A/R
- 1 Bar wastegate actuator
- 2002-2007 WRX
- 2004+ WRX STi (including 2015+)
- 2006-2013 Forester XT
Note that, as with any turbo upgrade, fuel injector and fuel pump upgrades, plus custom ECU tuning, are REQUIRED.