Ford 6.0 ProMaxx Performance Cylinder HeadsThe ProMaxx Performance Cylinder Heads are high quality replacements for your 2003 2007 Ford 6. 0L Powerstroke. Built with thicker castings in crack prone areas, these heads undergo extensive testing and quality control to ensure that you receive the best product possible. ProMaxx performs the following tests and procedures: All fuel rails are drilled and checked, All heads are push rod clearanced, glow plugs and injectors are test fit, all recession

Up To: 120HP & 340 ft-lbs

NOTE:  When in TapShifter mode

Rear Exit Cable Connection For Easier

speed and transmission temperature values

06-10 Duramax LBZ & LMM

performance

94-18 Cummins

0L Power Stroke V8

▪ High and low pressure fuel lines

PowerStep is essentially hidden underneath your vehicle for improved ground clearance

Level 4: 80 HP & 200 lb-ft

The thermostatically controlled 80-watt