Callies Ultra Assassin Forged Steel Rods for 2003-2007 Ford 6.0L Powerstroke CARB E.O. Not Required Made for a bolt-on installation

Made for a bolt-on installation

As we venture into the future of high-performance engineering

Beats the competition

torque while increasing air flow 73-percent over the factory turbo inlet

1996 Dodge Ram 2500 Base

Callies Ultra Assassin Forged Steel Rods for 2003-2007 Ford 6.0L Powerstroke CARB E.O. Not Required Made for a bolt-on installationHolders Diesel Performance offers the Callies Ultra Assassin Forged Steel Rods for 2003 to2007 Ford 6. 0L Powerstroke diesel pickups. These rods are a game changer, forged here in the USA, designed and manufactured by Callies in Ohio. Close to factory rod weights. Callies has been building engines utilizing these awesome Callie's rods for a while now in high performance, record setting 6. 0 engine builds, they've proven to handle 1500+HP, without