Industrial Injection Premium Stock Plus Cylinder Head 03-07 Ram 5.9L Cummins

When rebuilding or replacing components in your engine, the cylinder head is one place you don’t want to cut corners. Ensure your 5.9L 24-Valve Cummins gets the durability and quality it deserves with the Industrial Injection Premium Stock Plus Cylinder Head. Engineered for improved strength and long-term reliability, the Industrial Injection Premium Stock Plus Head is an excellent solution for worn or damaged factory cylinder heads. Whether you're completing a full engine rebuild or simply upgrading critical components, this precision-machined Cummins cylinder head features upgraded materials and craftsmanship designed to help your diesel engine run stronger and last longer. This cylinder head combines stock reliability with upgraded internal components designed to handle the demanding conditions of towing, daily driving, and moderate performance builds. Engineered for Strength and Reliability This 5.9 Cummins 24-valve cylinder head undergoes extensive machining and assembly to ensure proper fitment and long-term durability. Upgraded components help improve resistance to heat, wear, and cylinder pressure while maintaining excellent drivability. The Premium Stock Plus head is ideal for Cummins owners looking for a dependable replacement that also supports higher boost levels and increased engine demands. Premium Components and Machining Custom Performance Stainless Steel Nitride Coated Valves – Designed to improve durability and heat resistance in demanding diesel engine environments. Premium Oversized High-Temperature Alloy Valve Seats – Increased press-fit value helps maintain secure seating under extreme combustion temperatures. Diamond Honed High-Strength Alloy Valve Guides – Precision-machined guides ensure consistent valve alignment and long service life. Radius-Cut Fire Ring Grooves – Improves combustion sealing and supports engines running higher cylinder pressures. Built for 5.9L Cummins Diesel Performance The Industrial Injection Premium Stock Plus Cummins head is designed to provide the perfect balance of stock reliability and upgraded strength. With improved internal components and precision machining, it is capable of supporting increased cylinder pressure and demanding diesel applications. This makes it an excellent choice for trucks used for: Heavy towing Daily driving Engine rebuilds Mild performance upgrades