Pay in 4 interest-free payments of $696.25 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
With a continuous heat resistance of up to 1800°F
This block allows for a true zero-hour engine build
Not Remanufactured: Our crankshafts are brand new
specifically designed for Caterpillar (CAT) C15 engines
Engineered for extreme performance
PDI Big Boss Detroit DD15 Cylinder Head 5579421PX With a continuous heat resistanceAvailable for: 2013 2021 Key Benefits New Casting, Not Remanufactured Quality Replacement Cylinder Head Loaded with High Quality Valves Springs Made in the USA Warranty: 1 Year Unlimited Mileage PDI Big Boss Detroit DD15 DD16 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.