1989-2019 Cummins 5.9L/6.7L Colt Cams Stage 4 "Big Stick" Camshaft (C.346.S)1989 2019 Cummins 5. 9L 6. 7L Colt Cams Stage 4 "Big Stick" Camshaft (C. 346. S) Nicknamed the "BIG STICK". It has gained the most popularity. This cam delivers the strongest mid range torque and H. P possible, but still has good bottom end and drivability. No mods are required, but we do recommend a set of springs if revving over 3000 rpm. Stage 4: Cummins 5. 9 6. 7. Similar to the Cummins stage 3 but runs a larger EXH profile. Great for max flow on

clean start with this simple bolt-on upgrade

Mounts on passenger side valve cover

Part numbers 68210105AA

which can cause cast tappets to fracture

Replaced dampening pins and check plates to prevent cavitation

the internal staggered square-pattern fins divert the high-temperature transmission fluid and increase the heat-transferring surface area

When servicing the oil cooler on your 6

The GT performs vehicle diagnostics by reading and erasing diagnostic trouble codes

The drain port features a one-inch

That's right

2001-2016 Duramax PPE Billet Aluminum Air Bleeder Screw (513081000)

OEM Part Number: F81Z9155AC | FG1057