Sinister Diesel Oil Bypass Kit

December 2018 Products, Feature

Sinister Diesel’s new 6.7L Cummins Oil Bypass Kit provides better filtration than factory filtration systems.

The Kit features fully CNC machined steel and billet aluminum components, a Sinister Diesel oil cap, a Sinister Diesel filter block, a 2 micron Amsoil oil filter, braided stainless lines, a mounting bracket and all necessary hardware.  Anodized in Siniter Blue, this kit looks as good under your hood as it performs. 

The kit is manufactured at Sinister Diesel’s Sacramento, California area headquarters for maximum quality control.  For more information, call (888) 967-8823 or visit

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