Modified PCM Compatible with 2021 Jeep Grand Cherokee Trackhawk and 21+ TRX 6.2L DiabloSport Drivetrain & Differentials - Differential Rebuild Kits - Differential Bearing Kit 2026 GMC Sierra 3500 HD

2026 GMC Sierra 3500 HD GAS 4 Door Crew Cab Pickup

step-by-step under the hood installation including transmission kickdowns

Differential Cover Gasket and Crush Sleeve

El Gato Jack Mount Bracket provides a safe

Marine Engine Size: Universal

Modified PCM Compatible with 2021 Jeep Grand Cherokee Trackhawk and 21+ TRX 6.2L DiabloSport Drivetrain & Differentials - Differential Rebuild Kits - Differential Bearing Kit 2026 GMC Sierra 3500 HDThe Diablo Sport Unlocked PCM is required to tune your Ram TRX, Dodge Durango Hellcat, or Jeep Grand Cherokee Trackhawk From the factory, these supercharged HEMI vehicles come with locked PCMs that block tuning. By upgrading to this modified PCM, you'll gain the ability to pair your vehicle with a Diablo Sport in Tune i3 or Trinity T2 Platinum programmer and install dyno proven performance tunes. When paired with a compatible Diablo Sport tuner, this