Best selling products

2003-2018 Cummins 5.9L/6.7L 24V Hamilton Cams Extreme Duty Pushrods 12MM (07-P-004)

OCDiesel Logo Decal

2003-2010 Powerstroke 6.0L/6.4L Manton Series 3 Pushrods Set of 16

2017-2019 Duramax L5P 5" Downpipe Back Exhaust No Muffler (531010)

2017-2019 Powerstroke 6.7L EGR Delete Kit (067-EGR-A013)

2013-2018 Cummins 6.7L S&B Filter Wrap (WF-1037)

2003-2007 Cummins 5.9L S&B Cold Air Intake (75-5094)

2001-2004 GM Duramax LB7 EFILive AutoCal V3 Custom Tuning

2007.5-2023 Cummins 6.7L Dirty CCV Delete Kit (I67-ENG-A002)

Hot Shot's Secret Tick Fix + Protect

2025-2026 Cummins 6.7L EDGE EZ Module (30205)

2011-2025 Powerstroke 6.7L EZ LYNK/HP Tuners CAC SOTF Switch (ezlynksotf11+psd)

I'm Obsessed With His D(iesel) Womens Hoodie

OCDiesel Logo Sticker

HP Tuners Pro Link+ Cable (H021-002-06)

2011-2015 Duramax LML DieselR Downpipe Back Exhaust Single (255-01409)

2020-2022 Duramax LM2 DieselR EGR Upgrade Kit (215-01007)

2007.5-2010 Duramax LMM Flo~Pro EGR Cooler Delete Kit (800003)

Cummins 6.7L MAP Sensor (2897334 / 5698456)

Flo~Pro Lap Joint Exhaust Clamp

Driven Racing Oil GP-1 20W-50 Synthetic Blend High Performance Oil 1 Gallon (19508)