aFe Momentum GT Cold Air Intake

Dodge Durango 18-24 6.4L 392, Jeep Grand Cherokee 12-21 6.4L

Part #: 51-76206-1

Overview

The aFe Momentum GT Cold Air Intake is engineered to enhance the performance of your Jeep Grand Cherokee 6.4L SRT8, model years 2012 through 2021. Designed for enthusiasts seeking improved horsepower, throttle response, and airflow efficiency, this intake system replaces the restrictive factory air intake with a precision-engineered solution. Whether you drive on the street or track, the Momentum GT delivers a noticeable boost in engine breathing, helping your SRT8 perform at its best.

With a focus on durability and ease of maintenance, this intake system offers a seamless upgrade that complements the aggressive styling of your Jeep while providing functional benefits that last.

Key Features

The Momentum GT Cold Air Intake combines advanced engineering with high-quality materials to deliver superior performance and reliability. Key features include:

• Custom roto-molded intake tube designed using CAD and dyno-tuned for maximum airflow and factory-quality fitment
• One-piece housing made from durable cross-linked polyethylene (XLPE) with excellent heat resistance
• Integrated clear sight window for quick inspection of the air filter without disassembly
• Precision-molded air temperature sensor fitting for plug-and-play compatibility with OEM sensors
• Reinforced silicone hump couplings and stainless steel T-bolt clamps for secure, leak-free connections
• Engineered with fewer components for a straightforward installation using factory mounting points

Filter Options

The Momentum GT Cold Air Intake is available with two high-performance filter options to suit different preferences and maintenance routines:

• Pro 5R (Oiled): A 5-layer cotton gauze filter media that progressively filters air for maximum performance and airflow. It is washable, reusable, and ideal for both street and track use.
• Pro DRY S (Non-Oiled): A 3-layer synthetic media filter that requires no oil, offering easy maintenance while maintaining excellent filtration and airflow. Perfect for daily drivers.

Construction & Design

The intake system’s housing is crafted from high-quality cross-linked polyethylene (XLPE), a material known for its outstanding heat resistance and durability. This roto-molded housing not only protects the air filter from engine heat but also optimizes airflow dynamics. The inclusion of a clear sight window allows for quick visual inspection of the filter’s condition without removing the intake cover, adding convenience to routine maintenance.

The intake tube is precision-engineered using computer-aided design and dyno testing to ensure it delivers maximum airflow while maintaining a perfect fit with factory components. The tube’s high-quality plastic construction includes a molded fitting for the air temperature sensor, ensuring seamless integration with your Jeep’s original equipment.

Performance & Sound

By improving the engine’s breathing capabilities, the Momentum GT Cold Air Intake enhances throttle response and increases horsepower potential. The system’s design promotes smoother airflow, which can contribute to a more aggressive engine sound that complements the Jeep Grand Cherokee SRT8’s performance character without being overly loud or intrusive.

Installation & Fitment

Installation is straightforward and designed to be completed using existing factory mounting points, requiring no cutting, drilling, or modifications. The system includes reinforced silicone couplings and stainless steel T-bolt clamps to ensure a secure, leak-free fit. This user-friendly design allows enthusiasts to upgrade their intake system quickly and confidently.

What's Included

• Roto-molded intake tube with integrated air temperature sensor fitting
• One-piece cross-linked polyethylene housing with clear sight window
• Choice of Pro 5R (oiled) or Pro DRY S (non-oiled) air filter
• Reinforced silicone hump couplings
• Stainless steel T-bolt clamps
• All necessary hardware for installation

Ideal For

The aFe Momentum GT Cold Air Intake is ideal for Jeep Grand Cherokee 6.4L SRT8 owners who want to unlock additional horsepower and improve throttle response without sacrificing reliability or ease of maintenance. It suits daily drivers seeking a performance upgrade as well as enthusiasts who occasionally take their vehicle to the track. The choice of filter options allows customization based on maintenance preferences and driving conditions.

aFe POWER (Advanced FLOW Engineering) offers dyno-proven intake, filtration, and exhaust upgrades aimed at measurable performance gains. The brand’s lineup is geared toward enthusiasts looking for better airflow, improved sound, and durable materials—from cold air intakes to stainless exhaust systems for street and track applications.