8 0 2020 Paccar PX-9 Fuel Injector for a Kenworth T400 $189.95 USD Fuel Injector Common Rail / Diesel Fuel injection Rail, with Pressure Sensor and Pressure Relief Valve, Take off 2020 Kenworth T400 with Paccar PX9 Engine, Common Rail P/N: 5491217 /... ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T400Stock Number15571 MLS Number13954966CategoryFuel Injectors Last Updated10/30/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info