LLY Duramax High Pressure Injection Line (Number 4 and Number 5) Fleece Performance

LLY Duramax High Pressure Injection Line (Number 4 and Number 5). Replacement high pressure fuel lines from Fleece Performance. These are a direct replacement for your cracked, broken, or leaking injector lines. Application Notes: Replaces GM Part number 97378827 2004.5-2005 Chevrolet Silverado 2500 2004.5-2005 GMC Sierra 2500 2004.5-2005 Chevrolet Silverado 3500 2004.5-2005 GMC Sierra 3500