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In Stock Cometic Gm Lly/lbz Duramax Top End Gasket Kit - 4.100in Bore - .051in Mls Cylinder Head Gasket Series [OrhBgtYf]

$51.99 $166.99 -69%

Cometic GM LLY/LBZ Duramax Top End Gasket KitIntroducing the Cometic GM LLY/LBZ Duramax Top End Gasket Kit, a comprehensive solution for your engine rebuild needs. This kit is designed for budget-conscious street-rodders who seek high-quality gaskets

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Cometic GM LLY/LBZ Duramax Top End Gasket Kit

Introducing the Cometic GM LLY/LBZ Duramax Top End Gasket Kit, a comprehensive solution for your engine rebuild needs. This kit is designed for budget-conscious street-rodders who seek high-quality gaskets and seals without breaking the bank. With its robust construction and reliable materials, this kit ensures a perfect fit and optimal performance for your GM LLY/LBZ Duramax engine.

Kit Components and Specifications

The Cometic StreetPro Kits are renowned for their quality and durability. This particular kit includes materials such as MLS (Metallic-Lined), AFM (Aramid Fiber Material), Aramid Fiber, and Armor Clad, ensuring a long-lasting seal and reduced engine wear. The kit is specifically tailored for engines with a 4.100-inch bore, and it features a .051-inch MLS cylinder head gasket. This precise fit guarantees a leak-free and efficient engine operation.

Practical Uses and Target Audience

Whether you're a DIY enthusiast or a professional mechanic, the Cometic GM LLY/LBZ Duramax Top End Gasket Kit is an essential tool for your engine rebuild project. This kit is compatible with a wide range of GM LLY/LBZ Duramax models, including Chevrolet and GMC trucks from 2005 to 2007. With its versatile application, it is perfect for both daily drivers and high-performance vehicles. Upgrade your engine with the Cometic StreetPro Kit and experience the benefits of a reliable and cost-effective solution.

What Our Customers Say

January 12, 2026

Absolutely no complaints!

This has exceeded my standards, which are quite high.

- George C..

January 12, 2026

Absolutely no complaints!

This is a product where the quality justifies the cost.

- Valentina M..

January 12, 2026

Absolutely no complaints!

It's a top performer in its category. Can't be beaten.

- Charles S..

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