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6.0 Powerstroke Regulated Returns
Ensure precise fuel pressure control with regulated return kits for your 2003–2007 6.0 Powerstroke. These systems optimize fuel flow, improve injector performance, and reduce engine wear. Perfect for stock or modified trucks seeking better fuel management and enhanced reliability.

Fits: 6.0 Powerstroke 2003-2007

Fits: 6.0 Powerstroke 2003-2007

California Restricted
Fits: 6.0 Powerstroke 2003-2007

California Restricted
Fits: 6.0 Powerstroke 2003-2007