LLY Duramax High Pressure Injection Line (Number 1 and Number 8) Fleece Performance Fuel System Our tunes are optimized stock

Our tunes are optimized stock

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LBZ/LMM Duramax High Pressure Injection Line (Number 4 and Number 5)

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LLY Duramax High Pressure Injection Line (Number 1 and Number 8) Fleece Performance Fuel System Our tunes are optimized stockLLY Duramax High Pressure Injection Line (Number 1 and Number 8). 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 97378825 2004. 5 2005 Chevrolet Silverado 2500 2004. 5 2005 GMC Sierra 2500 2004. 5 2005 Chevrolet Silverado 3500 2004. 5 2005 GMC Sierra 3500 Vehicle Fitments Chevrolet Silverado 2500 HD 2004 to 2005