The Flashpaq for 2018-2022 JL Wrangler is packed with an extensive set of custom features, like tire size and gear ratio adjustment, plus real power gains you can feel to conquer any trail. Since all 2015 and later Jeeps require a PCM swap to tune, please review the outline below for your options and the steps to prep your vehicle for tuning. ***The required PCM swap is included in the sale price of the tuning kit.*** PCM Swap Options: Option 1: Cross-ship PCM swap (subject to availability of PCMs) After you receive your 3876-JL Flashpaq be sure to follow the bypass module instructions included with your device. You must connect to your vehicle and follow the instructions prior to proceeding with the PCM swap., Upon confirming the first steps, take your VIN and your product and head to towww.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. 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. Please note you will still need to install your bypass module and connect to your vehicle prior to swapping PCM. ** This product has not been tested or validated on right-hand drive Jeep applications or imported (non-American VIN based) Jeep applications. They are not supported by this product at this time..