2003-2007 Cummins 5.9L 3rd Gen Steed Speed Exhaust Manifold T4 Turbo Flange (3GENT4)Steed Speed Manifolds are CNC Machined from 1018 Mild Steel Billet and finished with a satin black coating of Techline, these aren't your typical cheap cast or tubular manifolds. Steed Speed engineers some of the finest manifolds on the planet. The Techline coating is capable of handling up to 1700 degrees continuously and up to 2000 degrees for short periods. Steed Speed warranties workmanship for as long as you own the manifold and a 1 year warranty

and feature a standard shot peened finish to reduce stress risers

don’t worry

the MAHLE 224-3451WR

7L Dualoy Piston & Ring Kit (7206DKT)

EZ-LYNK puts your technician in the front seat whenever and wherever you choose and is the vehicle interface for all EZ-LYNK apps

computer controlled LS1

The OBDII output simulates an auxiliary ECU signal when plugged into a vehicle's OBD port

50MM Undersize (MS-2328P-

The MAHLE 224-3709WR

Good for 400 miles of use during the break in period

For best performance

040 (224-3451WR