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Superchips 3876-JL Flashpaq F5 Programmer Fits 2018-2021 Jeep Wrangler JL 3.6L

Pricing: $580.95

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The Flashpaq for 18-21 JL Wrangler and 20-21 JT Gladiator 3.6L and 18-20 Wrangler JL 2.0L is here and demand has been off the charts. Enjoy an extensive set of custom features, like tire size and gear ratio adjustment, accompanied with power gains you can feel. Our Flashpaq tuning will finally make that 3.6L or 2.0L feel like it can conquer any trail. The 2018-2021 models require our included PCM swap process. Please review all product details and features below and follow the steps in order to flash the vehicle.


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



  • Color Screen
  • Speedometer Correction
  • Tire Size - 25'' - 40''
  • Axle Gear Ratio - 2.73 - 5.38
  • T-Case Gear Ratio - 2.72 - 5.00
  • Speed Limiter - Stock/Raised
  • TPMS Threshold Adjust - 22-56 PSI
  • Idle UP - 700-2000 RPM
  • Sway Bar Disable - Unlock/Exit
  • Data Acquisition
  • DTC Read & Clear
  • Internet Updateable
  • Performance Tune(s)
  • Tow Tune
  • Crawl Tune
  • Economy Tune
  • Performance 93 22HP 21TQ
  • Performance 91 20HP 19TQ
  • Performance 87 12HP 14TQ
  • Tow 12HP 14TQ
  • Max Gains 35HP 37TQ
  • Engage Sway Bar - Sway bar unlock
  • Disable Auto Start/Stop
  • Rev Limiter - Stock/Superchips Value/+256/+258
  • Daytime Running Lights Adjust - None/High/Low/Turn/Fog/Fender
  • TPMS On/Off Available (Download Required) Adjust feature only available on TrailDash/TD2



  • 2018-2021 Jeep Wrangler JL 2.0L/3.6L



  • This product requires a PCM swap in order to tune your Jeep


  • 3876-JL
  • 3876-JL
  • Superchips
  • New

Shipping Information

  • Item Requires Shipping
  • 3.0 lbs.
  • FREE Ground Shipping

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