DiabloSport Modified PCM

2011–2026 Dodge Durango 5.7L Hemi

Part #: PCM-DURV817

Overview

The DiabloSport Modified PCM (Unlocked) is a high-performance engine control module designed specifically for Dodge Durango models equipped with the 5.7L Hemi engine from 2011 through 2026. This modified PCM unlocks the full potential of your vehicle’s powertrain by allowing compatibility with DiabloSport’s advanced tuning programmers, such as the Trinity and i3 (programmers sold separately). Ideal for enthusiasts seeking enhanced performance and customization, this unlocked PCM provides a foundation for tailored tuning and optimization beyond factory limitations.

By replacing your factory PCM with this modified unit, you gain the flexibility to adjust engine parameters, improve throttle response, and optimize fuel and ignition maps to suit your driving style or specific performance goals. This product is perfect for owners who want to maximize their Durango’s power output while maintaining reliability and drivability.

Key Features

The DiabloSport Modified PCM offers a range of features that empower you to take control of your vehicle’s engine management system:

• Unlocked PCM for full compatibility with DiabloSport tuning devices (Trinity, i3)
• Designed specifically for 2011–2026 Dodge Durango with 5.7L Hemi engines
• Enables custom tuning for improved horsepower, torque, and throttle response
• Supports advanced calibration adjustments including fuel, ignition, and transmission parameters
• Plug-and-play replacement with no permanent modifications to the vehicle’s wiring
• Allows for multiple tune profiles to be loaded and switched as needed
• Maintains factory safety and diagnostic features while expanding tuning capabilities
• Compatible with a wide range of aftermarket performance upgrades

Construction & Design

The DiabloSport Modified PCM is engineered with precision to meet or exceed OEM standards for durability and reliability. Built using high-quality electronic components, the unit is designed to withstand the demanding environment of the engine compartment, including temperature fluctuations and vibration. The internal software is carefully modified to unlock tuning capabilities without compromising the integrity of the vehicle’s original control systems.

Its design ensures seamless integration with your Dodge Durango’s existing wiring harness and sensors, allowing for straightforward installation and reliable operation. The modified PCM retains all factory diagnostic functions, enabling normal communication with scan tools and onboard diagnostics.

Installation & Fitment

Installation of the DiabloSport Modified PCM is a direct replacement process that typically requires no additional wiring or mechanical modifications. The PCM is located on the right (passenger) side of the engine compartment, outside the engine firewall. Before ordering, it is essential to provide your current PCM’s Calibration ID# to ensure compatibility and proper programming.

While installation can be performed by experienced DIYers, professional installation is recommended to ensure correct setup and tuning. After installation, the modified PCM must be programmed using a compatible DiabloSport programmer (sold separately) to load custom tunes tailored to your vehicle and performance goals.

What's Included

• DiabloSport Modified PCM (Unlocked) for Dodge Durango 5.7L Hemi

Ideal For

This modified PCM is ideal for Dodge Durango owners who want to unlock their vehicle’s performance potential through custom tuning. It is perfect for enthusiasts who have installed or plan to install aftermarket performance parts such as cold air intakes, exhaust systems, or superchargers and need a flexible engine management solution. Additionally, it suits professional tuners and shops that require a reliable platform for advanced calibration work.

Emissions Note

This product is not available for sale or use on pollution-controlled vehicles. It is intended for off-road or racing applications only and may not comply with emissions regulations in certain regions. Please verify local laws before purchasing or installing this modified PCM.

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.