Note: PN 3846-S1 supports 8-speed transmission tuning only. The Flashpaq performance tuner is considered one of the most popular and easy to use handheld programmers on the market. Flashpaq is powerful and adds a whole new element to your driving experience in just a few minutes. Now, Flashpaq supports 2019-2022 Ram 1500 New Body 5.7L Hemi engines with the 8-speed transmission. This support is delivered with the tried and tested PCM swap program that Superchips developed with ease and simplicity in mind. Superchips has designed a quick and easy solution that makes tuning these difficult trucks a breeze as Superchips takes care of everything. Be sure to refer to your instruction manual to install required cable prior to using. Review PCM swap options below get your 2019-2022 Ram 1500 5.7L tuned and running Superchips Equipped! PCM Swap Options Option 1: Cross-ship PCM swap (subject to availability of PCMs) After you receive your 3846-S1 Flashpaq, get your vehicle VIN, calibration ID, and your product in hand and go to www.superchips.com/PCM-SHIP. Once you proceed, you will need to set up a PCM shipment and the included pre-authorization to secure that shipment. This process is all online and very simple. After setting up this process, you will receive an unlocked PCM that is pre-programmed with all of your vehicle details so you can swap it with your current PCM in minutes. This process is 100% free as long as you return your stock PCM as part of the swap process. Option 2: Send in your factory PCM to be unlocked This free service will be available to you anytime. Please contact technical support to begin. Once we receive your stock PCM, we will quickly unlock it and get it back to you so you can tune with your Flashpaq. This typically takes 2-3 business days to turnaround once we receive your PCM.