A4721420401
Exhaust Manifold Flange to: Detroit Diesel A4721420901
Detroit Diesel

The exhaust manifold flange serves as a critical sealing interface between the manifold and the engine block, ensuring that exhaust gases are channeled efficiently without leaks. Designed specifically for compatibility with the DD series engines, this flange maintains structural integrity under extreme thermal and mechanical stresses. Its precision-machined surfaces guarantee a tight seal, which is vital for maintaining optimal engine performance and reducing emissions. The flange’s robust construction helps prevent warping or cracking over time, especially in high-temperature environments typical of heavy-duty trucks. Proper installation of this component ensures smooth exhaust flow, which directly impacts engine efficiency and fuel economy. This part’s importance extends to emissions compliance, as a secure seal prevents unwanted gas leaks. Source One Parts Center provides this essential flange as part of their extensive inventory, offering reliable quality parts to keep your heavy-duty engine operating at peak performance.