Diablo Sport Modified PCM

2021–2022 Jeep Gladiator 3.6L

PCM-JT3621

Overview:

The Diablo Sport Modified PCM (Powertrain Control Module) is a high-performance replacement computer designed specifically for the 2021–2022 Jeep Gladiator equipped with the 3.6L engine. This modified PCM unlocks the full tuning potential of your vehicle, allowing you to install custom performance calibrations using compatible DiabloSport tuning devices such as the inTune i3 or Trinity 2. Ideal for enthusiasts seeking enhanced engine responsiveness, improved throttle mapping, and optimized power delivery, this PCM serves as the foundation for advanced tuning and vehicle customization.

Engineered as a direct OEM replacement, the Diablo Sport Modified PCM comes preprogrammed and unlocked for use exclusively with DiabloSport tuning products. It is not compatible with other tuning brands, ensuring seamless integration and reliable performance when paired with DiabloSport’s tuning ecosystem.

Key Features:

This modified PCM offers a range of features tailored to maximize your Jeep Gladiator’s performance potential:

• Preprogrammed and unlocked for immediate use with DiabloSport tuning devices
• Compatible with 2021 and 2022 Jeep Gladiator models equipped with the 3.6L engine
• OEM replacement quality ensures direct fit and reliable operation
• Supports custom tunes from CMR (Custom Master Reprogramming) for personalized performance
• Enables advanced tuning options including fuel, ignition, and throttle adjustments
• Includes instruction manual for installation guidance
• ABS plastic housing for durable, lightweight construction
• Designed for gasoline fuel type with performance and regular grade compatibility
• Removal and installation tutorial videos available for user convenience

Construction & Design:

The Diablo Sport Modified PCM is housed in a robust ABS plastic case that provides durability while maintaining a lightweight profile. The internal circuitry is engineered to meet or exceed OEM standards, ensuring reliable communication with your vehicle’s engine management system. This precision engineering allows for seamless integration with your Jeep Gladiator’s existing wiring and sensors, maintaining factory-level reliability while enabling enhanced tuning capabilities.

Installation & Fitment:

Installation of the Diablo Sport Modified PCM is straightforward and designed as a direct OEM replacement for the stock PCM in 2021–2022 Jeep Gladiator 3.6L models. Before removing the stock PCM, it is critical to save your vehicle’s stock calibration using a DiabloSport tuning device, especially for 2020 model year vehicles and newer. This step ensures you have a backup of your original settings. Detailed removal and installation videos are available on DiabloSport’s YouTube channel to assist with the process. Note that this PCM requires a compatible DiabloSport tuner for programming and is not compatible with other tuning brands.

What's Included:

• Diablo Sport Modified PCM preprogrammed for Jeep Gladiator 2021–2022 3.6L
• Instruction manual with installation and programming guidelines

Ideal For:

This modified PCM is ideal for Jeep Gladiator owners who want to unlock the full tuning potential of their 3.6L engine. It is perfect for enthusiasts looking to install custom performance tunes, improve throttle response, and optimize engine parameters for enhanced driving dynamics. Whether you are upgrading for off-road performance, towing capability, or everyday driving improvements, this PCM provides a solid foundation for advanced vehicle tuning.

Emissions Note

This Diablo Sport Modified PCM is not CARB (California Air Resources Board) compliant and is not legal for use in California or other states with similar emissions regulations. It is intended for off-road or racing use only and may not be suitable for street-legal vehicles in regulated areas.

DiabloSport makes handheld tuners and ECU tuning solutions aimed at unlocking additional performance and improving drivability for many late-model domestic trucks and muscle cars. Their devices and supported tuning ecosystem are commonly used to optimize engine and transmission calibrations after mods like intakes, exhaust, or gearing changes.