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So you've purchased and received your EFI Live Tune File in .BBX format via email, now what? These steps will show you how to upload your tune file onto your AutoCal so you can begin the flashing p...

So you've purchased and received your EFI Live Tune File in .BBX format, now what? These steps will show you how to convert your file from .BBX to .CTZ format, and then how to flash new custom tuni...

How to Perform a Boost Leak Test on a Cummins, Duramax, & Powerstroke     A very common problem on any turbocharged diesel truck, is a boost leak. Without the correct tools, these can be tricky...

EFI Authorization Codes Why do I need to do this?  In order to purchase an EFI Live Vin License, EFI Live requires the serial number of your device and authorization codes. In order to use an Autoc...

This is a rundown on how you'll flash your truck with an HP Tuners MPVI2 or MPVI3 device.  Tools required: Battery charger Before you start: Confirm all parts are present Fully read the installa...

This is a quick rundown on how you’ll flash your truck with an EFI Autocal V2 or V3. If you purchase a device and tune pack from us, in most cases we will have already uploaded the tunes onto the A...

What is the difference between Limited and Unlimited Support? This has to be one of our most commonly asked questions that we receive on the phone everyday, so here's a quick breakdown of EZ-Lynks ...

No matter the application, when it comes to replacing light bulbs there doesn't seem to be much for fitment guides out there. So we went ahead and compiled all the bulb information into a few conve...

Starting to worry about the EZ-Lynk Lawsuit and what it means to you? As usual, we've got you covered.