Ford 6.0L Powerstroke High Pressure Oil System IPR Air Test Tool Special KIT The 6.0L- PowerStroke owners suffer the most from the first start-up. These problems are almost always caused by the leak in the engine's high-pressure oil system that runs fuel injectors. Possible problems between leak sites High pressure oil pump IPR Valve STC connection Branch pipes Standpipes Blind tapes Oil-lubricated ball-o-rings Injector inlet seals, etc. has If the combination of leaking or leaking sources is bad enough, the truck will not work under any circumstances - hot or cold - to prevent the system from generating the required 520 PSI. It is not easy to find the precise source of leakage (s). We offer you both a high-quality and super-priced product to solve your problem. When using our product, please follow the safety rules Wear goggles Do not work in high-pressure operating environments without checking that the fasteners are correctly connected.