CFR Performance Hellcat Supercharger Boost Pulley

2000–2026 Dodge Challenger, Charger, Durango 6.2L Hellcat

Part #: HZ-7265-PBK

Overview

The CFR Performance Hellcat Supercharger Boost Pulley 2.65" (67.31mm) is a precision-engineered upgrade designed to increase the boost pressure of your 6.2L Hellcat engine. This billet aluminum pulley replaces the factory unit to deliver an estimated 5.5 to 6.5 pounds of additional boost, enhancing throttle response and overall engine performance. Ideal for Mopar enthusiasts and performance builders, it offers a direct-fit solution for Dodge Challenger, Charger, and Durango models from 2000 through 2026.

Whether you are aiming to improve street performance or preparing your vehicle for further modifications, this pulley provides a reliable and durable method to unlock more supercharger potential without compromising drivability or factory belt alignment.

Key Features

Engineered for seamless integration and lasting performance, the CFR Performance Hellcat Supercharger Pulley offers the following key features:

• 2.65" (67.31mm) pulley diameter optimized for increased boost delivery
• Approximate boost gain of 5.5 to 6.5 pounds, depending on engine and supporting modifications
• Compatible with 5-rib serpentine belt systems found on select Mopar HEMI engines
• Constructed from CNC machined billet aluminum for superior strength and precision
• Durable black electrophoretic coating (e-coating) for corrosion resistance and sleek appearance
• Designed specifically to work with Metco Motorsports Hellcat Supercharger Pulley Hub
• Not compatible with ZPE Inc. Griptec Hellcat Supercharger Pulley Hub
• Direct bolt-on fitment for Dodge Challenger, Charger, Durango equipped with 6.2L Hellcat engines

Construction & Design

This boost pulley is precision CNC machined from high-strength billet aluminum, ensuring tight tolerances and consistent performance under demanding conditions. The black electrophoretic coating provides excellent corrosion protection and a smooth, uniform finish that resists wear and environmental damage. Its 5-rib serpentine design maintains factory belt alignment and tension, allowing for a hassle-free upgrade without the need for additional belt modifications or accessories.

The pulley’s size and design are optimized to increase supercharger speed, thereby raising boost pressure while maintaining reliability and longevity. This careful engineering makes it an ideal choice for enthusiasts who want a durable, high-quality component that integrates seamlessly with existing Mopar supercharger systems.

Performance & Sound

By increasing the supercharger pulley diameter to 2.65", this upgrade raises boost levels by approximately 5.5 to 6.5 pounds, depending on your engine setup and other modifications. This additional boost translates to improved throttle response, increased horsepower potential, and enhanced overall engine performance. While the pulley itself does not directly affect exhaust sound, the increased power output can contribute to a more aggressive engine note during acceleration.

Installation & Fitment

The CFR Performance Hellcat Supercharger Pulley is designed for straightforward installation on 6.2L Hellcat engines equipped with a 5-rib serpentine belt system. It fits Dodge Challenger, Charger, and Durango models from 2000 through 2026. Professional installation and tuning are highly recommended to ensure optimal performance gains and engine reliability. Proper belt tension and alignment must be maintained during installation to prevent premature wear or belt slippage.

What's Included

• 1 x CFR Performance Hellcat Supercharger Hemi Boost Pulley 2.65" (67.31mm)
• Installation hardware (if applicable)
• Instructions for fitment and recommended installation procedures

Ideal For

This pulley is ideal for Mopar enthusiasts and performance builders who want to increase supercharger boost on their 6.2L Hellcat-powered Dodge Challenger, Charger, or Durango. It suits street performance upgrades, track-focused builds, and anyone looking to maximize the potential of their Hellcat supercharged engine with a reliable, precision-machined component.

CFR Performance is a major automotive supplier and distributor of car and truck accessories. We are a part of a family owned and operated tradition of automotive Excellency, which dates back to the late 1970's. Since then we have put together some new and innovative products for our customers. At CFR, we use our long tradition of wisdom in automotive business and customer satisfaction to provide you with superior quality and cost effective products.