This upper and lower sealing gasket is designed for throttle vent systems in vehicles equipped with M272 engines.It replaces part numbers A2721410780, A2721410880, and A2720940080.Made from rubber, the gasket offers resistance to elevated temperatures and is engineered for consistent performance in engine compartment environments.It is compatible with a range of models including the 2004 SL 500, 2008 SL 350, and 2010 SL 500.The design supports straightforward installation for professional technicians and experienced DIY users.This replacement gasket is intended to maintain proper sealing function and contribute to engine air system over time.