Alliant Power Fuel Injector Line AP63722 for 6.6L LB7 Duramax / Cylinders 4 & 5

2001-2004.5 GM 6.6L Duramax LB7  Line from Dorman for cylinders #4 & #5 , made in USA

Brand new, this single fuel line is a replacement of high pressure fuel line for cylinders #4 & #5. We recommend replacing these to ensure the longest lifespan for your new injectors. Re-using old, rusty, pitted fuel lines can lead to contamination and damage to your new injectors, and possibly leaking.

• OEM# OEM# 97188722
• Alliant Power Fuel Injector Line AP63722
• Dorman # 904-127

Come with a One-year warranty.