Are you searching for the best premium MLS head gaskets to elevate your engine’s performance?
Explore top-quality MLS head gaskets engineered for maximum durability, superior sealing, and enhanced power—perfect for both everyday driving and high-performance upgrades.
MLS head gaskets are a must-have for anyone looking to boost engine performance. These premium gaskets offer unmatched reliability and durability. They are perfect for both stock and high-performance engines.
With multi-layer steel construction, they provide a stronger seal and less distortion. Whether you’re upgrading or rebuilding, these gaskets deliver long-term results. Get ready to experience smoother, more powerful performance with the best MLS head gaskets on the market.
List of Top 10 Premium MLS Head Gaskets
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Cometic Gasket Head Gasket – MLS – 3.937in. Bore .030in. C9894 |
The Cometic Gasket Head Gasket is perfect for car enthusiasts and mechanics who want reliable, high-quality parts. It’s ideal for engines needing better performance and long-lasting seals. |
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BTR Brian Tooley Racing MLS LS3 Cylinder Head Gasket Pair – Fits 6.0L & 6.2L LS Engines – L99 L76 L77 LS2 L92 L96 L94 L9H LQ4 LQ9 – Stock Replacement & Performance Head Gaskets |
This product is perfect for LS engine builders who want strong and reliable gaskets. It works great for anyone doing a stock rebuild or a high-power upgrade on 6.0L and 6.2L LS engines. Whether you race or drive daily, these gaskets will keep your engine safe and sealed. |
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Racing BTR LS3 Multi-Layer MLS Head Gaskets (Pair) -Fits 6.0 6.2 L99 L76 L77 LS2 LQ4 LQ9 L92 L96 L94 L9H for Buick/Chevrolet/Cadillac/Hummer/GMC Series 12622033 |
This product is perfect for car enthusiasts and mechanics who work with 6.0L and 6.2L LS engines. It’s great for anyone needing a strong, reliable gasket that fits many Buick, Chevrolet, Cadillac, Hummer, and GMC engines. If you want an easy upgrade that matches factory quality and lasts long, this is the right choice. |
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Michigan Motorsports LS9 7-Layer MLS Head Gasket Pair – 4.100″ Bore – Fits 5.3L 5.7L 6.0L 6.2L LS Engines – Multi-Layer Steel for Boosted & High-Compression Builds – Replaces GM #12622033 – Set of 2 |
This Michigan Motorsports LS9 Head Gasket Pair is perfect for anyone building a high-performance LS engine, especially those planning to run boost or high compression. It’s designed for power-hungry LS1, LS6, 5.3L, 6.0L, and 6.2L engines that need to handle serious pressure. |
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Michigan Motorsports LS1 LS6 Cylinder Head Gaskets | MLS Multi-Layer Steel | Fits 4.8L 5.3L 5.7L LS Engines | Replaces GM 12589226 |
This product is perfect for DIY mechanics and performance enthusiasts looking for OEM-quality and reliable sealing for their 4.8L, 5.3L, or 5.7L LS engines. It’s a direct replacement that ensures easy installation and long-lasting performance for both stock and modified applications. |
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BTR Brian Tooley Racing MLS LS9 Head Gasket Pair – 4.100″ Bore – Replaces GM Part #12622033 – Multi-Layer Steel for Turbo, Supercharged & Performance LS Builds |
This BTR LS9 Head Gasket Pair is perfect for car enthusiasts who want to boost their LS engine’s performance. Whether you’re running a turbo, supercharged, or nitrous setup, these gaskets are built to handle high pressure and deliver reliable sealing. |
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BTR Brian Tooley Racing 7-Layer MLS LS Head Gasket Pair – 3.950″ Bore – Fits 5.3L LS Engines – LM7 L59 LS4 LY5 LMG LMF LH6 LC9 – Performance Cylinder Head Gaskets |
This gasket pair is perfect for anyone building or upgrading a 5.3L LS engine. It is ideal for racers and performance enthusiasts who need strong, reliable sealing under high boost or tough conditions. If you want top-quality parts that fit just right and last long, this is the choice for you. |
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Subaru MLS Head Gasket Kit for Older SOHC Models – Genuine OEM |
This Subaru MLS Head Gasket Kit is perfect for owners of older Subaru SOHC models from 1999 to 2011. If you drive a non-turbo Outback, Legacy, Baja, Impreza, or Forester from these years, this genuine OEM kit is exactly what you need to keep your engine running smoothly. |
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Michigan Motorsports LS2 6.0L MLS Head Gaskets – 4.020″ Bore – Multi-Layer Steel – Fits LS2 LQ4 LQ9 L76 L77 LY6 L96 LFA LZ1 – Replaces GM 12589227 – Pair |
This Michigan Motorsports LS2 6.0L MLS Head Gasket set is perfect for anyone building or rebuilding a 6.0L LS engine, whether for a street car, performance build, or a tough truck application. These high-performance gaskets offer superior sealing and longevity for your engine’s needs. |
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AUCERAMIC 26415PT MLS Cylinder Head Gasket Compatible with 1999-2010 Subaru Forester Legacy Outback Impreza Baja 2.5L H4 SOHC |
This AUCERAMIC MLS Cylinder Head Gasket is perfect for Subaru owners with 1999-2010 Forester, Legacy, Outback, or Impreza models, and 2003-2006 Baja or 2005-2006 Saab 9-2X vehicles. It’s built for 2.5L H4 SOHC engines, offering Premium Quality with Superior Material to ensure long-lasting reliability. |
Detailed Reviews
Discover the top 10 Premium MLS Head Gaskets handpicked for unmatched engine performance and reliability. Each gasket is expert-reviewed and customer-approved, ensuring you get the best value for your build. Whether you’re upgrading a high-performance LS engine or maintaining a trusted Subaru, this guide has you covered. Dive in to find the perfect gasket that fits your needs and boosts your engine’s power and durability.
1. Cometic Gasket Head Gasket – MLS – 3.937in. Bore .030in. C9894

Get ready for unmatched engine performance with the Cometic Gasket Head Gasket! This premium gasket is built for long-lasting reliability, ensuring your engine runs smoothly for years to come.
It’s made from tough, fuel-resistant materials. These materials won’t crack or break. You get a better seal every time.
Experience more power thanks to the MLS (Multi-Layer Steel) design. It uses special embossments for a stronger, more even seal, leading to less distortion and a superior piston ring seal. Plus, it’s proudly made in the USA!
| Pros | Cons |
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Perfect For:
The Cometic Gasket Head Gasket is perfect for car enthusiasts and mechanics who want reliable, high-quality parts. It’s ideal for engines needing better performance and long-lasting seals.
Ready to Purchase?
2. BTR Brian Tooley Racing MLS LS3 Cylinder Head Gasket Pair – Fits 6.0L & 6.2L LS Engines – L99 L76 L77 LS2 L92 L96 L94 L9H LQ4 LQ9 – Stock Replacement & Performance Head Gaskets

BTR Brian Tooley Racing MLS LS3 Cylinder Head Gasket Pair is a must-have for LS engine builds. These high-performance gaskets are engineered for maximum sealing, making them ideal for high-horsepower setups.
Fits 6.0L & 6.2L LS engines, including L99, L76, L77, and more. Multi-layer steel construction ensures durability and reliability. Trusted by top builders for street, strip, and track use.
Perfect for rebuilds or upgrades, these gaskets provide leak-free performance. Whether stock or boosted, they deliver long-term reliability and race-ready durability.
| Pros | Cons |
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Perfect For:
This product is perfect for LS engine builders who want strong and reliable gaskets. It works great for anyone doing a stock rebuild or a high-power upgrade on 6.0L and 6.2L LS engines. Whether you race or drive daily, these gaskets will keep your engine safe and sealed.
Ready to Purchase?
3. Racing BTR LS3 Multi-Layer MLS Head Gaskets (Pair) -Fits 6.0 6.2 L99 L76 L77 LS2 LQ4 LQ9 L92 L96 L94 L9H for Buick/Chevrolet/Cadillac/Hummer/GMC Series 12622033

Upgrade your engine with Racing BTR LS3 Multi-Layer MLS Head Gaskets. Fits 1999-2013 LS-based 6.0L and 6.2L engines. Includes two BTR-10046 gaskets for a perfect match.
These multi-layer steel gaskets are built to last. 100″ bore and .051″ compressed thickness ensure top performance. Great for Buick, Chevrolet, Cadillac, Hummer, and GMC models.
Economical upgrade for factory 3-layer gaskets. Matches OEM quality and durability. Boost your engine’s reliability today.
| Pros | Cons |
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Perfect For:
This product is perfect for car enthusiasts and mechanics who work with 6.0L and 6.2L LS engines. It’s great for anyone needing a strong, reliable gasket that fits many Buick, Chevrolet, Cadillac, Hummer, and GMC engines. If you want an easy upgrade that matches factory quality and lasts long, this is the right choice.
Ready to Purchase?
4. Michigan Motorsports LS9 7-Layer MLS Head Gasket Pair – 4.100″ Bore – Fits 5.3L 5.7L 6.0L 6.2L LS Engines – Multi-Layer Steel for Boosted & High-Compression Builds – Replaces GM #12622033 – Set of 2

Boost your engine’s power with the Michigan Motorsports LS9 7-Layer MLS Head Gasket Pair. These gaskets use 7 layers of multi-layer steel for a strong, leak-proof seal. They are made for tough, high-pressure engines.
Each pair fits 5.3L to 6.2L LS engines perfectly. They work great with boosted or high-compression setups.
This set replaces the GM #12622033 gasket. It offers race-ready sealing with a perfect fit.
| Pros | Cons |
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Perfect For:
This Michigan Motorsports LS9 Head Gasket Pair is perfect for anyone building a high-performance LS engine, especially those planning to run boost or high compression. It’s designed for power-hungry LS1, LS6, 5.3L, 6.0L, and 6.2L engines that need to handle serious pressure.
Ready to Purchase?
5. Michigan Motorsports LS1 LS6 Cylinder Head Gaskets | MLS Multi-Layer Steel | Fits 4.8L 5.3L 5.7L LS Engines | Replaces GM 12589226

Upgrade your LS engine with Michigan Motorsports LS1 LS6 Cylinder Head Gaskets. These gaskets are made with multi-layer steel (MLS) for a strong, lasting seal.
They fit 4.8L, 5.3L, and 5.7L LS engines perfectly. Installation is easy with no changes needed. They replace GM part number 12589226 exactly.
Built to handle high compression and tough conditions. They stop leaks from coolant and oil. Trust in their heat and corrosion resistance for long engine life.
| Pros | Cons |
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Perfect For:
This product is perfect for DIY mechanics and performance enthusiasts looking for OEM-quality and reliable sealing for their 4.8L, 5.3L, or 5.7L LS engines. It’s a direct replacement that ensures easy installation and long-lasting performance for both stock and modified applications.
Ready to Purchase?
6. BTR Brian Tooley Racing MLS LS9 Head Gasket Pair – 4.100″ Bore – Replaces GM Part #12622033 – Multi-Layer Steel for Turbo, Supercharged & Performance LS Builds

The BTR Brian Tooley Racing MLS LS9 Head Gasket Pair is made for high power. It fits engines with a 4.100” bore. These gaskets work great with turbo, supercharged, and nitrous setups.
They use multi-layer steel for strong sealing. This pair replaces the factory GM gaskets and keeps your engine safe under boost.
| Pros | Cons |
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Perfect For:
This BTR LS9 Head Gasket Pair is perfect for car enthusiasts who want to boost their LS engine’s performance. Whether you’re running a turbo, supercharged, or nitrous setup, these gaskets are built to handle high pressure and deliver reliable sealing.
Ready to Purchase?
7. BTR Brian Tooley Racing 7-Layer MLS LS Head Gasket Pair – 3.950″ Bore – Fits 5.3L LS Engines – LM7 L59 LS4 LY5 LMG LMF LH6 LC9 – Performance Cylinder Head Gaskets

Upgrade your engine with the BTR Brian Tooley Racing 7-Layer MLS LS Head Gasket Pair. These gaskets have a 7-layer steel design for strong, lasting seals. They fit perfectly on 5.3L LS engines with a 3.950″ bore size.
Built for engines that run high boost, these gaskets use top tech from LS9 models. They handle pressure well, keeping your engine safe and running smooth.
This product fits many 5.3L LS engines like LM7, L59, LS4, and more. Made by Brian Tooley Racing, it guarantees quality and great performance for your build.
| Pros | Cons |
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Perfect For:
This gasket pair is perfect for anyone building or upgrading a 5.3L LS engine. It is ideal for racers and performance enthusiasts who need strong, reliable sealing under high boost or tough conditions. If you want top-quality parts that fit just right and last long, this is the choice for you.
Ready to Purchase?
8. Subaru MLS Head Gasket Kit for Older SOHC Models – Genuine OEM

The Subaru MLS Head Gasket Kit is designed for 1999 and newer Subaru 2.5 SOHC non-turbo engines. It includes everything you need for a full head gasket replacement. This kit is made with genuine Subaru parts for durability and long-lasting performance.
Included are Multi-Layer Steel Head Gaskets (11044AA642), replacing the previous 11044AA633 version. The kit also provides exhaust gaskets, intake gaskets, cam seals, and crank seals for a complete rebuild.
This kit is compatible with 1999-2009 Outback, Legacy, and Baja (4-Cyl. only). It also fits the 1999-2011 Impreza, 1999-2010 Forester, and more. Get the right parts for a reliable engine repair.
| Pros | Cons |
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Perfect For:
This Subaru MLS Head Gasket Kit is perfect for owners of older Subaru SOHC models from 1999 to 2011. If you drive a non-turbo Outback, Legacy, Baja, Impreza, or Forester from these years, this genuine OEM kit is exactly what you need to keep your engine running smoothly.
Ready to Purchase?
9. Michigan Motorsports LS2 6.0L MLS Head Gaskets – 4.020″ Bore – Multi-Layer Steel – Fits LS2 LQ4 LQ9 L76 L77 LY6 L96 LFA LZ1 – Replaces GM 12589227 – Pair

Michigan Motorsports LS2 6.0L MLS Head Gaskets are built for high-performance engines. They fit 6.0L LS engines perfectly. This pair ensures reliable sealing.
Made from multi-layer steel, these gaskets handle high heat and pressure. They’re great for street or performance builds.
With a 4.020” bore, they work for factory and performance engines. They replace GM part 12589227 and fit multiple LS-based engines.
| Pros | Cons |
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Perfect For:
This Michigan Motorsports LS2 6.0L MLS Head Gasket set is perfect for anyone building or rebuilding a 6.0L LS engine, whether for a street car, performance build, or a tough truck application. These high-performance gaskets offer superior sealing and longevity for your engine’s needs.
Ready to Purchase?
10. AUCERAMIC 26415PT MLS Cylinder Head Gasket Compatible with 1999-2010 Subaru Forester Legacy Outback Impreza Baja 2.5L H4 SOHC

Keep your engine running strong with the AUCERAMIC 26415PT MLS Cylinder Head Gasket. It fits perfectly with 1999-2010 Subaru Forester, Legacy, Outback, Impreza, and Baja 2.5L H4 SOHC models.
This gasket is made from premium materials for long-lasting use. It comes as a set of 2 MLS gaskets for non-turbo engines. Need help? Our customer service is ready to assist you anytime.
| Pros | Cons |
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Perfect For:
This AUCERAMIC MLS Cylinder Head Gasket is perfect for Subaru owners with 1999-2010 Forester, Legacy, Outback, or Impreza models, and 2003-2006 Baja or 2005-2006 Saab 9-2X vehicles. It’s built for 2.5L H4 SOHC engines, offering Premium Quality with Superior Material to ensure long-lasting reliability.
Ready to Purchase?
Buying Guide
MLS head gaskets are a top choice for engine upgrades. They offer superior sealing and lasting performance.
Experience the difference with these advanced gaskets. They are designed to handle the demands of high-performance and modified engines, ensuring a smoother, more powerful ride.
Factors to Consider When Buying Premium MLS Head Gaskets:
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Engine Compatibility:
Make sure the gasket fits your specific engine model and bore size. This ensures a perfect seal and optimal performance. Always check the engine codes and bore diameter. -
Material and Construction:
Multi-Layer Steel (MLS) is the standard for premium gaskets. Look for multiple layers and special embossments for a stronger seal. This design helps prevent distortion and leaks. -
Performance Needs:
Consider if you need gaskets for a stock, high-performance, or boosted engine. Some gaskets are specifically designed for high compression or forced induction. Choose one that matches your power goals. -
Durability and Reliability:
Premium MLS gaskets are built to last. They offer excellent heat and corrosion resistance. This means long-term reliability and fewer worries about engine issues. -
Brand Reputation:
Stick with trusted brands known for quality. Companies like Cometic, BTR Brian Tooley Racing, and Michigan Motorsports are well-regarded. Their products are often trusted by top builders. -
Specific Features:
Check for features like specific bore sizes and compressed thickness. These details are crucial for a perfect fit and maximum power gains. Some gaskets also offer direct OEM replacement compatibility. -
Made in USA:
Many high-quality MLS gaskets are proudly made in the USA. This often signifies a commitment to quality manufacturing and superior materials. -
Gasket Thickness:
The compressed thickness of the gasket affects your compression ratio. A thinner gasket will slightly increase compression, while a thicker one will lower it. Choose based on your engine’s needs. -
Number of Layers:
While multi-layer steel is key, the exact number of layers can vary. More layers often mean a stronger, more robust seal. Look for gaskets with 5, 6, or 7 layers for demanding applications. -
Included Components:
Some kits come with more than just head gaskets. Check if the kit includes exhaust gaskets, intake gaskets, or seals. A complete kit can save you time and ensure all parts are compatible.