Cometic Gasket MLX Cylinder Head Gasket

2011–2019 Dodge Challenger / 2012–2019 Dodge Charger / 2018–2019 Dodge Durango / 2012–2019 Jeep Grand Cherokee / 2012–2014 Chrysler 300 / 2014–2019 Ram 2500 / 2014–2019 Ram 3500 - Chrysler 6.4L Apache Gen-3 Hemi

C15173-032

Overview:

The Cometic Gasket .032in MLX Cylinder Head Gasket is engineered specifically for Chrysler’s 6.4L Apache Gen-3 Hemi engines, delivering a precise fit and reliable sealing performance. Designed to meet the demanding requirements of high-performance and heavy-duty applications, this gasket ensures optimal combustion chamber sealing and durability. It is an ideal upgrade or replacement part for enthusiasts and professionals seeking to maintain or enhance engine integrity across a wide range of Dodge, Jeep, Chrysler, and Ram vehicles.

Whether you are restoring a Dodge Challenger SRT8, upgrading a Ram 2500 for heavy towing, or maintaining a Jeep Grand Cherokee SRT, this gasket provides the reliability and quality needed to support your engine’s performance and longevity.

Key Features:

Cometic’s MLX Cylinder Head Gasket incorporates advanced technology and precision manufacturing to deliver superior sealing and durability. Key features include:

• Thickness of .032 inches for optimal compression and sealing
• Designed specifically for 4.150" bore Chrysler 6.4L Apache Gen-3 Hemi engines
• Multi-layer steel (MLS) construction for enhanced strength and heat resistance
• Precision CNC-cut layers for exact fit and consistent sealing surface
• Corrosion-resistant coatings to extend gasket life under harsh conditions
• Engineered to withstand high cylinder pressures and temperatures
• Compatible with factory and aftermarket cylinder heads and blocks
• Improves reliability in performance and heavy-duty applications

Construction & Design:

The Cometic MLX Cylinder Head Gasket features a multi-layer steel (MLS) design, which is the industry standard for modern high-performance engines. Multiple layers of high-grade steel are precision stamped and coated to provide a durable, flexible sealing surface that conforms to the cylinder head and block. This design effectively resists warping, blowouts, and leaks even under extreme thermal and mechanical stress.

Each gasket is engineered with a .032-inch thickness to maintain proper combustion chamber volume and compression ratio, ensuring consistent engine performance. The gasket’s bore size and sealing rings are tailored to the 4.150-inch bore of the 6.4L Gen-3 Hemi, guaranteeing a perfect fit and reliable seal.

Installation & Fitment:

This gasket is a direct fit replacement for the left-hand side (LHS) cylinder head on a wide range of vehicles equipped with the 6.4L Apache Gen-3 Hemi engine. Installation requires standard head gasket replacement procedures and should be performed by a qualified technician to ensure proper torque specifications and surface preparation.

No modifications are necessary when installing this gasket on compatible vehicles, making it a straightforward upgrade or repair part for Dodge Challenger (2011–2019), Dodge Charger (2012–2019), Dodge Durango (2018–2019), Jeep Grand Cherokee (2012–2019), Chrysler 300 (2012–2014), Ram 2500 (2014–2019), and Ram 3500 (2014–2019).

What's Included:

• One Cometic .032in MLX Cylinder Head Gasket (LHS)

Ideal For:

This gasket is ideal for performance enthusiasts, professional mechanics, and vehicle owners who demand reliable sealing for their Chrysler 6.4L Gen-3 Hemi engines. It suits those performing engine rebuilds, upgrades, or maintenance on muscle cars, trucks, and SUVs that require a durable, high-quality head gasket to maintain engine integrity under high loads and temperatures.

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.