2007.5 Laramie 6.7L Cummins  68rfe 6 speed automatic

Photos below show 4 inch exhaust mods to factory stock
6.7L engine.

Click on left and right arrows to view  52 pictures.

Factory muffler Factory muffler removed Factory is open all the way through Factory muffler removed straight piped - muffler deleted Straight piped 5" tip added Straight piped .

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PML deep pans by PML

6.7L Engine photos
350 HP/650FPT

6.7L Engine modification photos
adding cold air intake.

Used 5" hole saw and 21" piece of 4" corrigated pipe.
Pulls cold air off ground and just behind front bumper.

Remember your high priced cold air intake or high flow
under the hood intake is sucking hot engine air.
This mod was free.  Installed  High Performance
High-Flow K&N filter.

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I also added a Cool Blue Hose from DPP.

 

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Sonnax High Performance Line Booster for 68RFE Transmissions

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These photos are taken before I added 19.5" wheels & tires

 

Adding Fender Flairs
and Mud Flaps

 

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