Are you looking for the best engine protection with a reliable MLS head gasket? We offer high-quality Multi-Layer Steel gaskets designed to withstand extreme heat and pressure, ensuring your engine stays sealed and durable under any condition.
Your engine’s power demands the best defense. Meet the MLS head gasket—the unsung hero of performance and reliability.
Multi-Layer Steel (MLS) gaskets are built to endure extreme heat and pressure. They seal combustion chambers tighter than traditional gaskets. Perfect for boosted engines, they resist warping and leaks under stress.
Drivers trust MLS gaskets for race-ready durability. They protect engines in daily drivers and track beasts alike. With precise fitment, they boost longevity and cut repair costs.
List of Top 10 Engine Protection MLS Head Gasket
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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 product is perfect for car enthusiasts and professional mechanics who work on high-performance LS engines. It suits those building or upgrading boosted or high-compression motors that need a strong, reliable head gasket. If you want race-ready sealing for your 5.3L to 6.2L LS engine, this gasket pair fits the bill perfectly. |
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MLS Cylinder Multi Layer Head Gasket 2PCS 12589226 for LS1/LS6 V8 4.8L 5.3L 5.7 Liter Engines, Compatible with 2002-2015 Chevrolet/Buick/GMC/Pontiac/Hummer/Cadillac/Saab,12498544 98544 |
This MLS Cylinder Multi Layer Head Gasket is perfect for Chevy, GMC, Buick, Pontiac, Saab, Cadillac, and Hummer owners with LS1/LS6 V8 engines from 2002-2017. If you’re looking for a reliable seal and top-notch performance for your 4.8L, 5.3L, or 5.7L V8, this is the exact part you need. |
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GXARTS MLS Head Gasket Set Engine Cylinder Gasket kit HS26516PT-1 HGS345 Compatible with Chevy Chevrolet Cruze Sonic 1.8L L4 DOHC 16v 2011-2017 55355578 55354237 24405819 55563374 55354237 |
This GXARTS MLS Head Gasket Set is perfect for Chevy Chevrolet Cruze and Sonic owners with 1.8L engines from 2011-2017. If your engine needs a reliable fix for leaks or performance issues, this high-quality gasket kit is the ideal solution to get your car running smoothly again. |
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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 needing strong, reliable head gaskets. It fits 6.0L and 6.2L engines like L99, LS2, and LQ9, ideal for stock or high-horsepower setups. The MLS steel design handles boost, nitrous, or big power upgrades. Use them for rebuilds, daily drivers, or track builds—leak-free sealing and race-ready toughness are guaranteed. |
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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 Brian Tooley Racing MLS LS9 Head Gasket Pair is perfect for LS engine builders who demand unrivaled sealing and durability for their turbocharged, supercharged, or nitrous-powered performance builds. If you’re pushing the limits with high cylinder pressures and need a robust solution that can handle the heat, these gaskets are your ultimate upgrade. |
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Michigan Motorsports LS3 5-Layer MLS Cylinder Head Gasket Pair – 4.100″ Bore – Fits 6.0L & 6.2L LS Engines – LQ4 LQ9 L76 LY6 L92 L99 – Multi-Layer Steel Head Gaskets – 12610046 |
This product is perfect for LS engine builders and enthusiasts who want a strong, reliable seal for their 6.0L or 6.2L engines. It’s great for anyone doing a stock rebuild or upgrading for more power, especially if they need a gasket that can handle high pressure and heat without failing. |
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MANATEE 12589227 MLS Cylinder Multi-Layer Head Gaskets 2PCS for V8 6.0L LS1 LS2 LS6 Liter Engines for Cadillac/for GM/for Chevrolet/for GMC/for Hummer/for Pontiac/for SAAB |
This 2-piece set of MANATEE Head Gaskets is perfect for owners of V8 6.0L LS1, LS2, and LS6 engines in a wide range of Cadillac, GM, Chevrolet, GMC, Hummer, Pontiac, and SAAB vehicles. If you’re looking for a reliable, high-quality seal that meets OEM standards, these gaskets are your go-to choice for a better-sealed engine. |
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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 |
These head gaskets are perfect for anyone building or rebuilding a 6.0L LS engine. Whether you’re working on a street car, a performance project, or just need a reliable replacement, these gaskets are a great fit. |
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Michigan Motorsports 7-Layer MLS Small Bore Head Gasket Pair | Fits Boosted 4.8L & 5.3L Engines | Turbocharged Supercharged Nitrous-Ready Performance Sealing Technology |
This gasket pair is perfect for car enthusiasts and racers who run boosted or nitrous-powered 4.8L and 5.3L LS engines. If you want reliable sealing that can handle high horsepower and keep your engine safe under extreme conditions, this is the upgrade you need. |
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MOTOKU 2pcs Engine Cylinder Head Gasket for Subaru Baja Forester Outback Legacy Impreza 2.5 SOHC MLS |
This MOTOKU Engine Cylinder Head Gasket is perfect for Subaru owners who need a reliable replacement part. It’s ideal for Impreza, Outback, Legacy, Forester, and Baja models from 1999 to 2011. |
Detailed Reviews
Discover the top 10 MLS head gaskets for ultimate engine protection. Each product is expert-reviewed and customer-approved, ensuring reliable performance and durability. Whether you’re upgrading or replacing, this guide helps you find the perfect fit for your engine needs. Read on to make an informed choice and keep your engine running smoothly.
1. 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

Upgrade your engine with the Michigan Motorsports LS9 7-Layer MLS Head Gasket Pair. These gaskets are built tough for high-performance LS engines.
They fit 5.3L, 5.7L, 6.0L, and 6.2L LS platforms. Perfect for boosted or high-compression builds. They keep your engine sealed tight under extreme pressure.
Each set includes two 7-layer MLS gaskets. They match the GM #12622033 for easy replacement. Designed for stroker kits and big bore engines.
| Pros | Cons |
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Perfect For:
This product is perfect for car enthusiasts and professional mechanics who work on high-performance LS engines. It suits those building or upgrading boosted or high-compression motors that need a strong, reliable head gasket. If you want race-ready sealing for your 5.3L to 6.2L LS engine, this gasket pair fits the bill perfectly.
Ready to Purchase?
2. MLS Cylinder Multi Layer Head Gasket 2PCS 12589226 for LS1/LS6 V8 4.8L 5.3L 5.7 Liter Engines, Compatible with 2002-2015 Chevrolet/Buick/GMC/Pontiac/Hummer/Cadillac/Saab,12498544 98544

The MLS Cylinder Multi Layer Head Gasket is designed for LS1/LS6 V8 engines, compatible with Chevrolet, Buick, GMC, Pontiac, Hummer, Cadillac, and Saab models from 2002 to 2015. It works for 4.8L, 5.3L, and 5.7L V8 engines.
This gasket is made from multi-layered steel, offering better engine sealing and durability. It meets OEM standards, ensuring high-quality performance and easy installation.
It fits many vehicle models. It helps improve engine performance. Customer service is available.
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Perfect For:
This MLS Cylinder Multi Layer Head Gasket is perfect for Chevy, GMC, Buick, Pontiac, Saab, Cadillac, and Hummer owners with LS1/LS6 V8 engines from 2002-2017. If you’re looking for a reliable seal and top-notch performance for your 4.8L, 5.3L, or 5.7L V8, this is the exact part you need.
Ready to Purchase?
3. GXARTS MLS Head Gasket Set Engine Cylinder Gasket kit HS26516PT-1 HGS345 Compatible with Chevy Chevrolet Cruze Sonic 1.8L L4 DOHC 16v 2011-2017 55355578 55354237 24405819 55563374 55354237

Revitalize your Chevrolet or Saturn engine with the GXARTS MLS Head Gasket Set! This high-quality kit is designed to perfectly fit models like the Cruze, Sonic, Aveo, and Astra, offering a direct replacement for your worn-out parts. Get your engine running smoothly and efficiently again with this dependable solution.
This gasket set is built to last. It uses top-grade materials for outstanding durability. You can trust it for reliable protection.
Experience restored engine performance thanks to the Multi-Layer Steel (MLS) construction. This ensures a tight seal, preventing leaks and maintaining optimal compression. Drive with confidence, knowing your engine is protected against extreme temperatures and pressures.
| Pros | Cons |
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Perfect For:
This GXARTS MLS Head Gasket Set is perfect for Chevy Chevrolet Cruze and Sonic owners with 1.8L engines from 2011-2017. If your engine needs a reliable fix for leaks or performance issues, this high-quality gasket kit is the ideal solution to get your car running smoothly again.
Ready to Purchase?
4. 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 Gaskets are built for power. This pair includes two high-performance head gaskets for 6.0L and 6.2L LS engines. They fit L99, L76, LS2, LQ4, and other Gen III/IV engines perfectly.
The Multi-Layer Steel (MLS) design handles extreme pressure from boost, nitrous, or high compression. These gaskets offer race-ready durability while keeping OEM-level fit and reliability.
Need a stock replacement or a 600+ HP build? These gaskets seal leak-free under any stress. They work for daily drivers, street/strip, or track use. BTR gaskets are trusted by top LS engine builders worldwide.
| Pros | Cons |
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Perfect For:
This product is perfect for LS engine builders needing strong, reliable head gaskets. It fits 6.0L and 6.2L engines like L99, LS2, and LQ9, ideal for stock or high-horsepower setups. The MLS steel design handles boost, nitrous, or big power upgrades. Use them for rebuilds, daily drivers, or track builds—leak-free sealing and race-ready toughness are guaranteed.
Ready to Purchase?
5. 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

BTR LS9 Head Gaskets are high-performance gaskets for turbo, supercharged, and nitrous LS engines. They handle high cylinder pressures and are 4.100” bore compatible. These gaskets are perfect for strokers and large bore builds.
Multi-layer steel construction ensures durability and heat resistance. They are a direct replacement for GM 12622033 gaskets, offering enhanced sealing for performance engines.
| Pros | Cons |
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Perfect For:
This BTR Brian Tooley Racing MLS LS9 Head Gasket Pair is perfect for LS engine builders who demand unrivaled sealing and durability for their turbocharged, supercharged, or nitrous-powered performance builds. If you’re pushing the limits with high cylinder pressures and need a robust solution that can handle the heat, these gaskets are your ultimate upgrade.
Ready to Purchase?
6. Michigan Motorsports LS3 5-Layer MLS Cylinder Head Gasket Pair – 4.100″ Bore – Fits 6.0L & 6.2L LS Engines – LQ4 LQ9 L76 LY6 L92 L99 – Multi-Layer Steel Head Gaskets – 12610046

Get the ultimate seal for your LS engine with the Michigan Motorsports LS3 5-Layer MLS Cylinder Head Gasket Pair. These gaskets are built tough with five layers of multi-layer steel for maximum strength and durability. They fit perfectly on 6.0L and 6.2L LS engines with a 4.100″ bore, including popular models like LQ4, LQ9, and L92.
Designed for both stock rebuilds and high-performance upgrades, these gaskets handle high compression and forced induction with ease. Their advanced coatings and steel layers prevent leaks and warping, keeping your engine sealed tight under extreme pressure and heat. This means better reliability and longer engine life.
Strong seal. No leaks. Built to last.
| Pros | Cons |
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Perfect For:
This product is perfect for LS engine builders and enthusiasts who want a strong, reliable seal for their 6.0L or 6.2L engines. It’s great for anyone doing a stock rebuild or upgrading for more power, especially if they need a gasket that can handle high pressure and heat without failing.
Ready to Purchase?
7. MANATEE 12589227 MLS Cylinder Multi-Layer Head Gaskets 2PCS for V8 6.0L LS1 LS2 LS6 Liter Engines for Cadillac/for GM/for Chevrolet/for GMC/for Hummer/for Pontiac/for SAAB

Power up your engine with the MANATEE 12589227 MLS Cylinder Multi-Layer Head Gaskets. These gaskets are built tough for V8 6.0L LS1, LS2, and LS6 engines. Perfect fit for Cadillac, GM, Chevrolet, GMC, Hummer, Pontiac, and Saab vehicles.
Designed for a perfect seal. Made with multi-layered steel for durability. Tested to meet high standards. Fits many models from 1999 to 2013.
Easy to install and reliable. Made to OEM specs for quality you can trust. Check compatibility before buying. Return if it doesn’t fit, no hassle.
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Perfect For:
This 2-piece set of MANATEE Head Gaskets is perfect for owners of V8 6.0L LS1, LS2, and LS6 engines in a wide range of Cadillac, GM, Chevrolet, GMC, Hummer, Pontiac, and SAAB vehicles. If you’re looking for a reliable, high-quality seal that meets OEM standards, these gaskets are your go-to choice for a better-sealed engine.
Ready to Purchase?
8. 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 give a tight seal for your 6.0L LS engine. They use strong multi-layer steel for long life.
The 4.020 inch bore fits stock and mild builds. It replaces GM 12589227. It fits LS2, LQ4, LQ9, L76, L77, LY6, L96, LFA, and LZ1 engines.
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Perfect For:
These head gaskets are perfect for anyone building or rebuilding a 6.0L LS engine. Whether you’re working on a street car, a performance project, or just need a reliable replacement, these gaskets are a great fit.
Ready to Purchase?
9. Michigan Motorsports 7-Layer MLS Small Bore Head Gasket Pair | Fits Boosted 4.8L & 5.3L Engines | Turbocharged Supercharged Nitrous-Ready Performance Sealing Technology

Michigan Motorsports offers a 7-layer MLS head gasket pair designed for high-performance engines. These gaskets are built tough for boosted 4.8L and 5.3L engines. They handle turbocharged, supercharged, or nitrous setups with ease.
The small-bore design fits 3.940″ bore diameter LS blocks. This includes LM7, LC9, L59, LMG, LMF, and LH6 engines. Each pair covers both cylinder heads for a complete rebuild.
These gaskets provide expert sealing performance. They resist combustion leakage and sleeve pull. Perfect for aluminum blocks and high-boost applications.
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Perfect For:
This gasket pair is perfect for car enthusiasts and racers who run boosted or nitrous-powered 4.8L and 5.3L LS engines. If you want reliable sealing that can handle high horsepower and keep your engine safe under extreme conditions, this is the upgrade you need.
Ready to Purchase?
10. MOTOKU 2pcs Engine Cylinder Head Gasket for Subaru Baja Forester Outback Legacy Impreza 2.5 SOHC MLS

Keep your Subaru running smoothly with the MOTOKU Engine Cylinder Head Gasket. This 2-piece set fits popular Subaru models like the Impreza, Outback, Legacy, Forester, and Baja. It’s easy to install and ensures a tight seal for your engine.
This gasket replaces multiple part numbers, saving you time and hassle. It’s compatible with Subaru 2.5 SOHC engines, making it a reliable choice for your vehicle.
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Perfect For:
This MOTOKU Engine Cylinder Head Gasket is perfect for Subaru owners who need a reliable replacement part. It’s ideal for Impreza, Outback, Legacy, Forester, and Baja models from 1999 to 2011.
Ready to Purchase?
Buying Guide
Protect your engine with the best MLS head gasket. It keeps your engine safe and running strong.
Using a quality MLS head gasket means fewer leaks and longer engine life. Drivers love how these gaskets handle heat and pressure without failing.
Factors to Consider When Buying an MLS Head Gasket:
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Material Quality: Choose gaskets made from multi-layer steel. This material resists warping and leaks under extreme heat and pressure. It’s perfect for boosted and high-compression engines.
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Number of Layers: More layers mean better sealing and durability. For example, 5-layer or 7-layer MLS gaskets offer stronger protection for race-ready or high-performance builds.
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Engine Compatibility: Make sure the gasket fits your engine size and model. MLS gaskets come in sizes for 4.8L, 5.3L, 6.0L, 6.2L LS engines, and others. Check bore size and engine type carefully.
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Performance Needs: Consider your engine’s use. Daily drivers need reliable sealing, while track or boosted engines require gaskets that handle extreme pressure and heat without failure.
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OEM Replacement: Look for gaskets that replace original equipment manufacturer (OEM) parts. This ensures proper fit and easy installation.
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Coatings and Finishes: Some MLS gaskets have special coatings to prevent leaks and corrosion. These coatings improve longevity and performance.
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Brand Reputation: Choose trusted brands known for quality and durability. Brands like Michigan Motorsports and BTR Brian Tooley Racing are popular among LS engine builders.
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Installation Ease: A gasket that fits precisely reduces installation time and risk of errors. This saves money on repairs and downtime.
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Warranty and Support: Good products come with customer support and warranty. This gives peace of mind if you face any issues.
Choosing the right MLS head gasket means your engine stays sealed tight. It protects your investment and keeps your ride running smooth.