DT997E Hellcat Power Package | Charger / Challenger 2015-2023

The DT997 Hellcat Power Package from Dusterhoff Racing is engineered for 2015-2023 Dodge Challenger Hellcat and Dodge Charger Hellcat owners who want to push their supercharged 6.2L HEMI to the next level. Developed through extensive testing and years of experience working with high-performance Gen 3 HEMI platforms, the DT997 package combines proven upgrades, custom calibration, and supporting modifications into a comprehensive performance solution. Instead of sourcing parts individually and hoping they complement one another, this package offers enthusiasts a streamlined path to substantial horsepower gains while maintaining the reliability and drivability expected from a well-engineered build. Whether you’re building a street car capable of dominating highway pulls, improving quarter-mile performance, or creating a more responsive daily-driven Hellcat, the DT997 package delivers impressive results.

What comes in the DT997E Hellcat Power Package:

• Dusterhoff Tuning Upper Pulley Kit w/ Lower Pulley / Crank Pin Kit
• HD Belt
• 180 Thermostat
• Fuel Injectors
• Drop in dual pump fuel kit
• PCM Unlock Service
• RTD with credits
• Smart Access Cable
• Certificate of Authenticity
• DT Serialized Plaque and Swag
• Custom Tuning

This package makes around 200hp over stock. This kit is to run E85 ONLY!

Making significant power increases on a Hellcat requires more than simply spinning the supercharger faster. Airflow efficiency, fueling capability, engine calibration, and supporting hardware all play a vital role in extracting safe and repeatable horsepower from the factory supercharged platform. The DT997 package was developed around this philosophy, utilizing carefully selected components and tuning strategies designed to work together as a complete system. This balanced approach helps improve power production, optimize supercharger efficiency, and provide consistent performance under demanding driving conditions.

Owners upgrading to the DT997 package can expect dramatically improved throttle response, stronger acceleration throughout the RPM range, increased mid-range torque, and harder top-end pulls compared to stock. The additional power transforms the overall driving experience, making the vehicle feel more aggressive and responsive whether it’s being driven on the street, at a roll-racing event, or down the drag strip. Despite its performance-focused design, the package aims to retain excellent street manners, allowing owners to enjoy the benefits of increased horsepower without sacrificing everyday drivability.

One of the major advantages of choosing a Dusterhoff Racing power package is the confidence that comes from using a combination of parts backed by extensive real-world testing and Gen 3 HEMI expertise. Every component is selected to complement the others, reducing compatibility concerns and helping customers avoid costly trial-and-error modifications. Additionally, the DT997 package serves as an excellent foundation for future upgrades, including flex fuel systems, larger throttle bodies, upgraded fuel injectors, supercharger porting, heat exchanger improvements, and drivetrain enhancements.

If you’re searching for a proven Hellcat upgrade package capable of delivering substantial horsepower gains while maintaining reliability and drivability, the DT997 Hellcat Power Package is an outstanding choice. For additional performance upgrades, custom tuning services, and complete vehicle packages, be sure to browse our Hellcat Power Packages category and discover the full lineup of Dusterhoff Racing solutions designed specifically for the supercharged Gen 3 HEMI platform.

Specifications & Features

• Product Name: DT997 Hellcat Power Package
• Product Type: Complete Performance Upgrade Package
• Engine Compatibility: 6.2L Supercharged HEMI V8
• Vehicle Compatibility:
  • 2015-2023 Dodge Challenger SRT Hellcat
  • 2015-2023 Dodge Charger SRT Hellcat
• Year Compatibility: 2015-2023
• Custom Dusterhoff Racing Performance Calibration Included
• Designed to Increase Horsepower and Torque
• Improved Supercharger Efficiency
• Optimized Airflow Characteristics
• Enhanced Throttle Response
• Increased Mid-Range Power
• Increased Top-End Horsepower
• Improved Overall Vehicle Performance
• Supports Higher Boost Levels
• Proven Combination of Performance Components
• Maintains Excellent Street Drivability
• Supports Future Performance Upgrades
• Compatible with Flex Fuel Conversions
• Compatible with Additional Fuel System Upgrades
• Ideal for Street Performance Applications
• Ideal for Roll Racing Applications
• Ideal for Drag Racing Applications
• Fuel Compatibility: E85 ONLY
• Professional Installation Recommended
• Weight: Varies Based on Included Components
• Dimensions: Vary Based on Included Components
• Color: Components Vary by Manufacturer
• Performance Level: Advanced
• Tuning Included: Yes
• Built Around Proven Dusterhoff Racing Gen 3 HEMI Strategies
• Designed for Reliable and Repeatable Power Gains

The 2.64 pulley is the standard setup for this package. Opting for the 2.72 will produce slightly less power, but it will also slow the supercharger down, helping reduce the risk of potential blower damage over time.