The stock injectors on your Cobalt are maxed out right from the factory. If you plan on any modifications you're going to need to replace them. We suggest replacing them with this set of 4 siemens 80lb injectors.
Static Flow Rate: 80 lb/hr at 43.5 psi
Static Flow Rate: 92.38 lb/hr at 58 psi
Coil Resistance: 12 Ohms
Fitted with Viton upper and lower o-rings.
Compatible with E85 and Methanol.
APPLICATIONS:
* 2005-2006 Cobalt SS with LSJ (supercharged) engine * 2004-2006 ION Red Line with LSJ (supercharged) engine * 2005-2006 Pursuit with LSJ (supercharged) engine
Flow matching service is available for 60 and 80lb injector sets, please contact us directly for pricing: