ACDelco 9409961 Engine Intake Manifold Expansion Plug

The ACDelco 9409961 is a GM Original Equipment engine intake manifold expansion plug designed to seal and protect critical engine passages. This factory-specification plug provides a reliable seal in the intake manifold assembly, preventing coolant and air leaks that can compromise engine performance.

Key Features:

• GM Original Equipment quality ensures exact fit and function
• Engineered to meet factory specifications for durability and longevity
• Provides reliable sealing to prevent coolant and vacuum leaks
• Direct replacement for worn or damaged original expansion plugs
• Manufactured to strict OE standards for consistent performance

As a genuine GM component, this expansion plug delivers the same performance and service life as the part installed at the factory. Proper sealing of intake manifold passages is essential for maintaining correct engine temperature, preventing air leaks, and ensuring optimal fuel management system operation.