Replace your LB7 injector fuel lines with this kit from Dipaco DTech. The factory lines will introduce contamination into your new injectors. Injector
Dipcao DTech Fuel Line Kit LB7
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GM Duramax - 01-04 LB7 Duramax - Fuel System - OEM Fuel System
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LB7
Replacing the high pressure injector fuel lines while doing your injector job will prolong the life of your injectors. These lines will build up with
GM LB7 High Pressure Fuel Line 2&7
LB7 Stainless Steel High Pressure Injector Lines (Set Of 8) – DmaxStore
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GM LB7 High Pressure Fuel Line Set
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