LB7 High Pressure Injector Line Cylinders 4 – 5
New High Pressure Injector Line. Used on number 4 and 5 cylinders. Always replace damaged or badly corroded injector lines.Cylinder number 4 is the second cylinder back on the drivers side of the engine.Cylinder number 5 is the third cylinder back on the passenger side of the engine.
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Application: 2001-2004 Duramax