DX Diesel Xtreme is our newest heads on the market. It is taking the diesel market to places it has never been before. An aluminum version of what has always been a cast iron cylinder head. They’re now lighter and stronger than it’s cast iron brother and has been tested for the past 12 months, in real-world testing. We have strengthened many areas and made many power and flow improvements for out of the box gains. These heads also feature 356 T6 aluminum and are machined and assembled in the USA.
2003-2005 FORD 6.0L POWERSTROKE
25% increased airflow intake and exhaust
Multi-angle valve job
Solid behind injector cups
Hardened seats and guides
Strongest injector hold-down boss available
Over 42 lbs. per head lighter
Over 12 months of real-world testing
Ultra-smooth 356 T-6 aluminum – same as our proven racing heads
Machined and Assembled in the USA
Sold individually as a complete cylinder head with valves, valve seals, springs, retainers, and locks.