When to replace high pressure injector fuel line?
When to replace high pressure injector fuel line? Thoroughbred Diesel recommends that you replace these lines with an upgraded version for preventative maintenance before problems occur. In this video, Wade is replacing the #4 fuel line which is the one that tends to have the most problems in these trucks. Watch us install a #4 Injector Fuel Line on a Dodge Cummins 5.9L. Why did my Thoroughbred diesel fuel line fail? They had clamp failures which allowed too much vibration in the fuel lines and that would result in their failure. Thoroughbred Diesel recommends that you replace these lines with...