Industrial Injection XR1 71mm Billet Upgrade Low Pressure Turbo 08-10 6.4L Powerstroke IIS-227449 ARP Studs do not have

ARP Studs do not have a tendency to stretch and loosen

7L Cummins were designed to alleviate the constant battle of under or oversized turbos having too narrow of a power band

Cross drilled hitch pin attachment (vertical or horizontal shackle pin axis)

with a new Orange and Gunmetal finish for a stronger more attractive look

Equipping your Duramax with onboard air is one of the best upgrades you can make

Industrial Injection XR1 71mm Billet Upgrade Low Pressure Turbo 08-10 6.4L Powerstroke IIS-227449 ARP Studs do not haveThe 6. 4L's have proven themselves reliable and are simply too easy to build BIG power out of. Unfortunately, some stock components can only take so much, though. When you're pushing your 6. 4L with aggressive engine tuning, the factory low pressure turbo is peaking past its efficiency range, thus you're not getting all of the power that it has potential for, let alone the turbo will only last so long at these levels. Industrial Injection builds a