1998.5-2018 Cummins 5.9L/6.7L Exhaust Manifold w/ 20° T4 Flange (1045995-T4) 2003

1998.5-2018 Cummins 5.9L/6.7L Exhaust Manifold w/ 20° T4 Flange (1045995-T4) 2003Replacement manifolds with larger T4 and T6 flanges for changing out the stock turbo. The turbo stays in same stock location. Fully divided pulse manifold made from high silicon ductile iron is designed to withstand extreme temperatures and vibration. Great for performance trucks wanting to increase airflow. Designed using modern technology utilizes pulse flow for quicker turbo spool and increased power. Precision slip joints allow the manifold to

Dart Big M Chevy Big Block Iron Block – 4

7 Cummins 1989-2018 trucks

or running more aggressive cams

cast-iron housings for Dodge

The Killer Grid Heater Upgrade Kit is purpose-built to address a major flaw in the 6

7L 4" Turbo Back Exhaust (421039 / 421040)

Mel's Manufacturing's laser cut stainless steel EGR blocker plate is used to cap off the port that the cooler was connected to

Quantity: Sold as a set

Upgrade to these Upgraded OEM-Style Rocker Arms and experience superior reliability

5 plies of DuPont Nomex / Aramid fiber (no inferior Polyester is used)

4mm to a whopping 7

Machining for Flatness