DSX Tech

Atlas Firmware 20250825

This Atlas FCU update incorporates per cylinder adjustment. This adjustment factor is global meaning it's going to look at the total fuel required for the cylinder and adjust by whatever... Read more...

Atlas Firmware Update

We have a fairly comprehensive update available for the Atlas along with a few perks to go along with it. Implementation of boost control is complete, and we just need... Read more...

Port Injection on DI: A data driven approach

When the topic of port injection on top of direct injection comes up, there's no shortage of people willing to puke their "experience" onto you. Sure, experience can be useful,... Read more...

Introduction to Atlas™

For those who have been wondering how our port controller works, we hope this provides the insight you've been searching for! Due to a number of outside factors, we've had... Read more...

Atlas Port Controller FAQ

Frequently Asked Questions After seeing the same questions asked repeatedly, we figured it was time to keep a record that could answer most (if not all) of the questions they... Read more...

HP Tuners and E92a Gear Ratios

There had been a few instances of people discussing swapping gearsets in E92a equipped GM vehicles and being unable to correct rev matching or eliminate errors related to incorrect gear... Read more...

GM Fuel Pump Control Strategy

GM has advanced their fuel pump control over the years for the better, moving away from relying on a traditional mechanical regulator to control pressure and making environmental assumptions about... Read more...

Project: Pathfinder, world's first tuned C7 ZR1

The world's first tuned C7 ZR1... right here at DSX Tuning. For those of you who have waited and inquired, it is finally a real thing. Project: Pathfinder will... Read more...

2019 Corvette ZR1 ECM/FICM file

Nothing super special here... we've just had a lot of requests for the factory E99/S53 calibration, so we are providing a download link for everyone. Click here to download... Read more...

Purpose Built, Not Repurposed

We take a quick look at some of the fittings that attempt to serve the same purpose as DSX Tuning designs. Read more...

Sensor Transfer Function Generator

Most people probably never paid attention in math class because they figured they'd never use it. Well, I did, so I'll share some of the tricks from doing so. ... Read more...

DSX Development

"Over engineered" and "over priced" are things people have been known to say about DSX Tuning products. I figured this is a good opportunity to offer some insight into what... Read more...