Pulsar for 2021-2022 Jeep Wrangler JL

Pulsar for 2021-2022 Jeep Wrangler JL

Part # 42751

Pulsar for 2021-2022 Jeep Wrangler JL

In Stock
Free Shipping*
Add to Wishlist
Starting at $51 a month with Learn More


This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020.

See Emissions Details
A performance product unlike any other on the market and it's just been overhauled for even better performance and reliability. Now available for 2021-2022 3.6L Jeep Wrangler JL vehicles the latest version of Pulsar is an innovative inline module engineered to keep your stock PCM on the Jeep with no PCM swap or unlock required. Enjoy Pulsar as a shift-on-the-fly performance programmer, calibration tool, and throttle sensitivity booster all in one easy-to-use device. The all new case offers better rigidity and durability in the most extreme applications, while the internal PC board has been updated for better performance and reliability. We're also proud to announce that Pulsar for JL/JT can also be used to read and clear Diagnostic Troubles Codes, while still offering tire size and gear ratio calibration, Auto Start/Stop Disable, and TPMS options to adjust or enable/disable. *Does not work in some 2022 models with the newer style PCM that has the connectors along the top edge


  • Four user adjustable power levels on the fly
  • Calibrate speedometer for 20-40" tire sizes
  • Calibrate for gear ratio 2.00-5.99
  • Improves fuel economy, towing, and performance
  • Adds up to 30hp and 27ft-lbs torque
  • Enable/Disable Auto Start/Stop
  • Enable/Disable TPMS
  • Adjust TPMS Settings 22-64
  • Improves throttle pedal sensitivity
  • Read and clear DTC's
Brand Pulsar
Emission Code7
Fuel TypeGas
Performance TunesYes
Product TypeInline Chips and Modules
Part Number42751

This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020. The company has reasonable basis (test results) to verify that this product allows the vehicle to operate within legal emissions standards and is therefore legal to be sold for on-street use in all states that accept the legal provisions of the Clean Air Act and the EPA Tampering Policy. This product is NOT LEGAL FOR SALE OR USE IN THE STATE OF CALIFORNIA. Testing with the California Air Resources Board, in order to achieve 50-state compliance, is pending with CARB. Once testing is complete with California, and an E.O. number is issued, this product will be updated to 50-state legal status.

*Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

Some parts are not legal for use in California or other states with similar regulations.