The DEUTZ-FAHR 04509355 is a genuine OEM exhaust valve designed for various DEUTZ TCD series engines, including TCD 2012, TCD 2013, TCD 2.9 L4, TCD 3.6 L4, TCD 4.1 L4, TCD 6.1 L6, and TCD 7.8 L6. This critical engine component ensures proper exhaust gas flow, maintaining engine efficiency and reducing emissions. It is also used in agricultural machinery from brands like Case IH and New Holland that utilize these DEUTZ engines. With a total length of 145 mm, a stem diameter of 9 mm, and a head diameter of 39 mm, this valve is engineered for precise fit and long-lasting performance.