Fuel Pressure Relief Valve - WHAT YOU NEED TO KNOW!
The fuel pressure relief valve can cause a lot of problems when not working properly. We've got the fix! http://duramaxtuner.com/fuel-presure-relief-valve.html
How to make a Ported fuel fitting for free on Duramax
Quick install video on the driver side fuel fitting I drilled a 1/8 hole in the fitting to increase fuel flow This will work for the LBZ LMM LLY will not work on LML or LB7 Some mods on my truck are race fuel valve Egr blocker plate DSP5 EFI Live by Idaho Rob, cold air K&N Transgo Jr shift kit
Ported Fuel Rail Fitting Test
Fleece Performance Engine Simulator / Test Stand being put to use to test the popular modification of fuel rail inlet fittings.
LMM Duramax Fuel Rail Plug Installation
How I installed a fuel rail pressure plunge on my 2008 LMM Duramax.