Cometic Gasket Supercharger Plenum Gasket

2011–2024 Jeep Grand Cherokee, 2011–2026 Dodge Durango, 2015–2023 Dodge Challenger, 2015–2023 Dodge Charger, 2019–2024 Ram 1500 6.2L Hellcat / Demon / Trackhawk / TRX

Part #: C15553-060

Overview

The Cometic Supercharger Plenum Gasket is engineered specifically for high-performance 6.2L Hellcat, Demon, Trackhawk, and TRX engines found in Dodge, Jeep, and Ram vehicles from 2011 through 2026. This gasket provides a critical seal between the supercharger plenum and cylinder heads, ensuring optimal airflow and preventing leaks under extreme operating conditions. Designed for enthusiasts and professionals alike, it delivers reliable performance whether you’re pushing your vehicle on the track or driving daily.

Constructed from premium materials, this gasket withstands high temperatures and exposure to fuel, maintaining its integrity over time. Its precise .060" compressed thickness guarantees a perfect fit, eliminating the need for additional sealants or re-torquing, which simplifies installation and enhances durability.

Key Features

Built to meet the demands of high-output supercharged engines, the Cometic Supercharger Plenum Gasket offers the following key benefits:

• Premium AFM fiber construction for excellent high-temperature resistance
• Fuel-resistant material to prevent degradation from exposure to gasoline and additives
• .060" compressed thickness for a precise, leak-free seal
• Creep-resistant design to maintain sealing integrity over long-term use
• Asbestos-free formulation for safe handling and environmental compliance
• Requires no additional sealants or adhesives during installation
• No need for re-torquing after initial installation, reducing maintenance
• Compatible with a wide range of Dodge, Jeep, and Ram 6.2L supercharged engines

Construction & Design

The gasket is crafted from advanced AFM fiber, a composite material known for its superior resistance to heat and chemical exposure. This ensures that the gasket maintains its shape and sealing properties even under the intense thermal and mechanical stresses generated by supercharged engines. The .060" compressed thickness is carefully engineered to provide an optimal seal without causing distortion or warping of mating surfaces.

Cometic’s manufacturing process emphasizes precision and consistency, resulting in a gasket that fits perfectly every time. The asbestos-free design prioritizes safety without compromising performance, making it an ideal choice for both professional engine builders and performance enthusiasts.

Installation & Fitment

Installation of the Cometic Supercharger Plenum Gasket is straightforward and user-friendly. It is designed to fit directly between the supercharger plenum and cylinder heads on the specified Dodge, Jeep, and Ram models without requiring any modifications or additional sealants. The gasket’s design eliminates the need for re-torquing, allowing for a secure, leak-free seal right from the initial installation.

This gasket is compatible with the following vehicles equipped with the 6.2L Hellcat or similar supercharged engines:

• 2011–2024 Jeep Grand Cherokee
• 2011–2026 Dodge Durango
• 2015–2023 Dodge Challenger
• 2015–2023 Dodge Charger
• 2019–2024 Ram 1500

What's Included

• One Cometic Supercharger Plenum Gasket (Part # C15553-060)

Ideal For

This gasket is ideal for performance enthusiasts, professional mechanics, and engine builders who demand a reliable, high-quality sealing solution for supercharged 6.2L Hellcat, Demon, Trackhawk, and TRX engines. Whether you are upgrading your vehicle’s supercharger system, performing maintenance, or building a high-performance engine, this gasket ensures a durable and leak-free seal under all driving conditions.

Cometic Gasket supplies high-performance sealing solutions for motorsports and high-stress engine builds, with a strong focus on modern gasket materials like multi-layer steel (MLS) head gaskets. Their catalog spans head gaskets and complete gasket sets across a wide range of applications, helping builders maintain reliable combustion and fluid sealing under extreme pressure and heat.