【Fitment】The Diesel Tester Adapter is designed for Ford 6.7L power stroke V8 turbocharged diesel engines, 2011-2022. 【Compatibility】Compatible with 2011 & up F-Series diesels. 【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. 【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. 【100% Satisfaction Guarantee】The johntruck Team aims to provide you the best products and services. Support 30 days returns and 12 months warranty. Please feel free to contact us if you have any question. 1