PDI Big Boss Cummins ISX DOHC Stage 2 Cylinder Head

Available for: 1999-2009 Cummins ISX Engines

Key Benefits

• High Nickel Casting
• Inconel Exhaust and Intake Valves
• Stainless Steel Fire-Ring
• Enhanced Airflow and Combustion Chambers
• Made in the USA

Warranty: 2 Year Unlimited Mileage

PDI Big Boss Cummins ISX Stage 2 Cylinder heads are meticulously designed to surpass the most demanding expectations, making them the perfect choice for heavy-duty applications in trucking, construction, agriculture, and more. They exemplify our unwavering dedication to innovation and superior quality. The Stage 2 Cylinder Heads are built with all Inconel valves, known for their exceptional strength and resistance to extreme temperatures, ensuring unparalleled durability and performance. Each Stage 2 cylinder head includes a stainless steel fire-ring, offering an extra layer of protection against the rigorous demands of higher horsepower applications.