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Featuring a 3-piece design with a robust 12mm diameter and
Required Items:
It has trouble controlling EGTs on extended pulls past 400HP
or other OE style turbos
The primary benefits of this kit are significantly increased fuel flow "through" the heads
1998.5-2018 Cummins 5.9L/6.7L Steed Speed Exhaust Manifold w/ T4 24V Angled Turbo Flange (T424VANG) Mid Performance Featuring a 3-piece design withSteed 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