Steed Speed Competition Style T4 12V Gaskets 2002.5-2004 Cummins 5.9L Reduces EGTs

Reduces EGTs

or HP1 Wiring Harness

1994-1997 Cummins 5

This will also allow for sharp "All The Way Over" turns without the front axle u-joint hopping or binding

Prevents setting an over-boost trouble code

Steed Speed Competition Style T4 12V Gaskets 2002.5-2004 Cummins 5.9L Reduces EGTsCompetition manifold with straight T4 flange This header has been designed for those who are pushing the extreme limits with their Cummins. Passages are bigger than the standard manifolds with revised passage route to give more flow potential and lower EGTs. Shown here is T4 version. This version replaces our original design to improve strength and lower the cost. Manifold is available as T4 or T6 version.