FITMENT: The Diesel Tester Adapter is designed for 6.7L Ford power stroke V8 turbocharged diesel engines, 2011-2022. FEATURES: 1）Compatibility– Compatible with 2011 & up F-Series diesels. 2）Superior Material– Manufactured from high quality brass and long-lasting for durability and long lifespan. Professional machine production ensures the good fitment and high quality. 3）Easy to Install– The 6 inch long hose is convenient for EZ installation and removal around obstructions. Direct replace and use the glow plug hole as the testing port. .