Looking for the best MLS head gaskets? We offer expert-tested options that deliver unmatched sealing, durability, and leak-free performance for LS engines, Subarus, and high-performance builds.
MLS head gaskets are vital for engine performance. They prevent leaks and handle extreme conditions with ease. The products listed here are top-tier choices for LS engines, Subarus, and more. Each offers unmatched sealing and long-term durability, tested in real-world conditions.
Top picks include Michigan Motorsports and Racing BTR. These gaskets fit LS engines perfectly and ensure durability and power. Expert reviews back their reliable performance and seamless installation.
Why trust this guide? It’s built on hands-on testing and real-world results. You’ll find confident choices for engine upgrades, from stock replacements to high-performance builds. Discover trusted brands and proven designs that deliver leak-free operation and long-lasting results—no fluff, just clear, actionable insights.
List of Top 10 MLS Head Gaskets
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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 car enthusiasts and mechanics upgrading or repairing LS1, LS6, or other LS engines requiring GM 12589226. MLS multi-layer steel ensures a strong seal, durability, and resistance to heat and corrosion, making it ideal for stock or high-performance builds under extreme conditions. |
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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 who want to upgrade their 6.0L or 6.2L LS engines. It’s ideal for Buick, Chevrolet, Cadillac, Hummer, or GMC owners looking for reliable and durable head gaskets. |
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FEL-PRO HS 26415 PT-1 Engine Cylinder Head Gasket Set for Subaru Forester |
This gasket set is perfect for anyone who drives a 2006-2011 Subaru or a 2006 Saab 9-2X. It is great for those looking for a strong, leak-proof seal that works even on rough or imperfect engine surfaces. If you want a reliable part that fits well and lasts long, this is the one for you. |
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DRiV Fel-Pro Engine Cylinder Head Gasket – 26415 PT – Unique Combustion Seal & Multi-Layer Steel Gasket – Proprietary Coating Seal for Subaru Vehicles |
This DRiV Fel-Pro Engine Cylinder Head Gasket is perfect for Subaru owners who need a reliable and durable replacement part for their Baja, Forester, or Impreza. If you’re looking for a superior seal to keep your engine running smoothly, this gasket is your ideal choice for essential engine maintenance. |
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5.3 4.8 MLS Full Cylinder Head Engine Gasket Kit Compatible with 2002-2011 Chevy Silverado Tahoe Avalanche Express Suburban, GMC Sierra Savana Yukon, Buick Escalade 4.8L 5.3L V8 |
This product is perfect for owners of 2002-2011 Chevy, GMC, Buick, Cadillac, and Isuzu trucks and SUVs with 4.8L or 5.3L V8 engines needing reliable repairs. Its perfect fit, durable design, and complete sealing prevent leaks and ensure long-lasting performance. |
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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 car owners who need a reliable replacement for their LS1/LS6 V8 engines. It’s ideal for those driving Chevrolet, Buick, GMC, Pontiac, Hummer, Cadillac, or Saab vehicles from 2002 to 2015 (and some up to 2017). |
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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 |
These BTR MLS LS3 Cylinder Head Gaskets are perfect for LS engine owners looking to boost performance or rebuild their engines. They offer top-tier sealing for high-horsepower builds and are trusted by experts for durability. |
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Genuine Subaru MLS Head Gasket Set Legacy Forester Outback Impreza Baja 2.5 SOHC |
This product is perfect for Subaru owners with 2.5 SOHC engines needing reliable head gasket upgrades. Genuine MLS gaskets fit Legacy, Forester, Outback, and Impreza Baja models from 1999 onward. |
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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 head gasket pair is perfect for anyone building or upgrading a high-performance LS engine. It’s a great fit for those running boosted setups, stroker kits, or high-compression builds who need a reliable, strong seal for their engine. |
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ChawYI 12589226 12498544 MLS Cylinder Multi Layer Head Gasket 2PCS for LS1 LS6 V8 4.8L 5.3L 5.7L LS Engine Head Gasket Kit, for Chevrolet for Buick for GMC for Pontiac for Hummer for Cadillac for Saab |
This premium head gasket set is perfect for Chevy, GMC, Buick, Pontiac, Cadillac, and Saab owners with LS1/LS6 V8 engines. If you’re looking for a reliable, OEM-standard replacement that guarantees a superior engine seal, this is your go-to! |
Detailed Reviews
Finding the perfect MLS head gasket doesn’t have to be hard. Our guide highlights the top 10 best options, tested and trusted by experts for durability, leak-free performance, and exact-fit compatibility. Whether you’re rebuilding a stock engine or boosting power, these gaskets deliver unmatched sealing strength and heat resistance. Dive in to discover the right choice for your ride—no guesswork, just proven results.
1. 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 top-quality MLS gaskets offer unmatched sealing for your 4.8L, 5.3L, or 5.7L LS engine.
These multi-layer steel gaskets are built tough. They provide reliable performance for stock and performance engines. Enjoy long-term durability and leak-free operation.
Get a perfect fit every time. These are a direct replacement for your factory gaskets. Install them easily and get back on the road!
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Perfect For:
This product is perfect for car enthusiasts and mechanics upgrading or repairing LS1, LS6, or other LS engines requiring GM 12589226. MLS multi-layer steel ensures a strong seal, durability, and resistance to heat and corrosion, making it ideal for stock or high-performance builds under extreme conditions.
Ready to Purchase?
2. 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
The Racing BTR LS3 Multi-Layer MLS Head Gaskets are designed to fit LS-based 6.0L and 6.2L engines like LS3, L99, and L76. These gaskets provide a high-performance upgrade for Buick, Chevrolet, Cadillac, Hummer, and GMC vehicles.
These gaskets include two BTR-10046 gaskets. They have a 100″ bore and a .051″ compressed thickness. Perfect for those looking for an economical upgrade to OEM quality.
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Perfect For:
This product is perfect for car enthusiasts who want to upgrade their 6.0L or 6.2L LS engines. It’s ideal for Buick, Chevrolet, Cadillac, Hummer, or GMC owners looking for reliable and durable head gaskets.
Ready to Purchase?
3. FEL-PRO HS 26415 PT-1 Engine Cylinder Head Gasket Set for Subaru Forester
Fits many Subaru models from 2006-2011 and the Saab 9-2X. Always check the “Amazon Confirmed Fit” bar for your vehicle details. A proprietary coating resists rough surfaces up to 80 Ra.
Embossed sealing beads block leak paths. Multi-layer steel handles head lift and high pressure.
Engineered for repairs, it seals imperfect surfaces. Durable construction maintains stress under heat. Reliable performance suits tough engine conditions.
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Perfect For:
This gasket set is perfect for anyone who drives a 2006-2011 Subaru or a 2006 Saab 9-2X. It is great for those looking for a strong, leak-proof seal that works even on rough or imperfect engine surfaces. If you want a reliable part that fits well and lasts long, this is the one for you.
Ready to Purchase?
4. DRiV Fel-Pro Engine Cylinder Head Gasket – 26415 PT – Unique Combustion Seal & Multi-Layer Steel Gasket – Proprietary Coating Seal for Subaru Vehicles
The DRiV Fel-Pro Engine Cylinder Head Gasket is a top-quality part for Subaru vehicles. It fits Subaru Baja, Forester, and Impreza models from specific years. This gasket ensures a reliable seal for your engine.
It features multi-layer steel with a proprietary coating. This design handles extreme conditions and prevents leaks. The LaserWeld stopper layer protects against blowouts.
This gasket is perfect for engine maintenance. It’s an essential part for replacements. Trust DRiV for automotive products that meet global standards.
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Perfect For:
This DRiV Fel-Pro Engine Cylinder Head Gasket is perfect for Subaru owners who need a reliable and durable replacement part for their Baja, Forester, or Impreza. If you’re looking for a superior seal to keep your engine running smoothly, this gasket is your ideal choice for essential engine maintenance.
Ready to Purchase?
5. 5.3 4.8 MLS Full Cylinder Head Engine Gasket Kit Compatible with 2002-2011 Chevy Silverado Tahoe Avalanche Express Suburban, GMC Sierra Savana Yukon, Buick Escalade 4.8L 5.3L V8
Get your engine running like new with the 5.3 4.8 MLS Full Cylinder Head Engine Gasket Kit. This kit is made to fit a wide range of Chevy, GMC, Buick, and Cadillac models from 2002 to 2011. It includes everything you need for a full head gasket replacement, ensuring a tight seal that stops leaks and keeps your engine strong.
This gasket kit is built tough to handle high heat and pressure. It fits perfectly to avoid leaks. The package comes with all the gaskets and seals you need for a complete job.
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Perfect For:
This product is perfect for owners of 2002-2011 Chevy, GMC, Buick, Cadillac, and Isuzu trucks and SUVs with 4.8L or 5.3L V8 engines needing reliable repairs. Its perfect fit, durable design, and complete sealing prevent leaks and ensure long-lasting performance.
Ready to Purchase?
6. 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
MLS Cylinder Multi Layer Head Gasket fits 4.8L, 5.3L, and 5.7L LS1/LS6 V8 engines. It works with 2002-2015 Chevrolet, GMC, Buick, Pontiac, Cadillac, Hummer, Saab, and more.
This gasket uses Multi-Layered Steel (MLS) for a stronger seal and durability. It meets OEM standards for fit, form, and function, matching General Motors’ specs.
Compatibility: Works with trucks, SUVs, and cars like Silverado, Tahoe, and Yukon. Quality: MLS design ensures strong engine sealing. Support: Backed by a service guarantee and expert help.
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Perfect For:
This MLS Cylinder Multi Layer Head Gasket is perfect for car owners who need a reliable replacement for their LS1/LS6 V8 engines. It’s ideal for those driving Chevrolet, Buick, GMC, Pontiac, Hummer, Cadillac, or Saab vehicles from 2002 to 2015 (and some up to 2017).
Ready to Purchase?
7. 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
Upgrade your LS engine with the BTR Brian Tooley Racing MLS LS3 Cylinder Head Gasket Pair. These gaskets fit 6.0L and 6.2L LS engines perfectly. They are built for strong sealing and lasting durability.
Each set includes two high-performance MLS head gaskets made from multi-layer stainless steel. They handle boost, nitrous, and high compression without leaks.
Trusted by top builders, these gaskets work great for stock replacements or powerful upgrades. Get race-ready strength with OEM-level fit and reliability every time.
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Perfect For:
These BTR MLS LS3 Cylinder Head Gaskets are perfect for LS engine owners looking to boost performance or rebuild their engines. They offer top-tier sealing for high-horsepower builds and are trusted by experts for durability.
Ready to Purchase?
8. Genuine Subaru MLS Head Gasket Set Legacy Forester Outback Impreza Baja 2.5 SOHC
Upgrade your Subaru with this Genuine Subaru MLS Head Gasket Set. It fits Legacy, Forester, Outback, Impreza, and Baja models with a 2.5 SOHC engine.
This set includes sealed factory head gaskets that are made to last. These gaskets are a multi-layer steel (MLS) upgrade for better performance. They fit Subaru models from 1999 and newer.
Check out our head bolt kits to complete your repair. The parts are easy to install. Get the best quality for your Subaru today.
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Perfect For:
This product is perfect for Subaru owners with 2.5 SOHC engines needing reliable head gasket upgrades. Genuine MLS gaskets fit Legacy, Forester, Outback, and Impreza Baja models from 1999 onward.
Ready to Purchase?
9. 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
The Michigan Motorsports LS9 7-Layer MLS Head Gasket Pair is built for high-performance LS engines. It fits 5.3L to 6.2L motors with a 4.100″ bore size.
These gaskets handle boosted and high-compression setups with ease. They replace the GM #12622033 part. Each set includes two gaskets for a perfect fit.
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Perfect For:
This head gasket pair is perfect for anyone building or upgrading a high-performance LS engine. It’s a great fit for those running boosted setups, stroker kits, or high-compression builds who need a reliable, strong seal for their engine.
Ready to Purchase?
10. ChawYI 12589226 12498544 MLS Cylinder Multi Layer Head Gasket 2PCS for LS1 LS6 V8 4.8L 5.3L 5.7L LS Engine Head Gasket Kit, for Chevrolet for Buick for GMC for Pontiac for Hummer for Cadillac for Saab
The ChawYI 12589226 MLS Cylinder Multi Layer Head Gasket Kit fits various LS1 LS6 V8 engines in Chevrolet, Buick, GMC, Pontiac, Cadillac, and Saab vehicles. It includes two head gaskets that provide a better engine seal. These gaskets are made from multiple layers of steel for durability.
It is built to OEM standards, ensuring perfect fit and function. High-quality fittings ensure a reliable engine seal for long-lasting performance.
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Perfect For:
This premium head gasket set is perfect for Chevy, GMC, Buick, Pontiac, Cadillac, and Saab owners with LS1/LS6 V8 engines. If you’re looking for a reliable, OEM-standard replacement that guarantees a superior engine seal, this is your go-to!
Ready to Purchase?
Buying Guide
Choosing the right MLS head gaskets is key. They ensure your engine runs smoothly and powerfully.
Your Experience Matters
We’ve all been there – a small engine part making a big difference. These MLS head gaskets are chosen for their proven performance and lasting durability. They are designed to handle the tough demands of your engine, whether it’s a daily driver or a high-performance build. You can trust these selections to give you peace of mind and optimal engine function.
What to Look For
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Engine Compatibility: Make sure the gasket fits your specific engine model and size. This ensures a perfect seal and prevents leaks. Check the bore size and compressed thickness.
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Material Quality: Multi-Layer Steel (MLS) is the standard for a reason. It offers superior strength and resistance to heat and pressure. Look for gaskets with multiple layers for the best results.
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Brand Reputation: Trusted brands like Michigan Motorsports, Racing BTR, and Fel-Pro have a history of quality and reliability. Their products are often tested in real-world conditions.
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Specific Features: Some gaskets have special coatings to handle rougher surfaces. Others are designed for high-compression or boosted engines. Consider what your engine needs.
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Ease of Installation: While all head gaskets require careful installation, some are designed for a more straightforward fit. This can save you time and effort.
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Durability and Longevity: You want gaskets that will last. Look for those built with robust materials and designs that resist wear and tear. This means fewer repairs down the line.
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Performance Gains: The right gasket can contribute to better engine sealing, leading to improved power and efficiency. For performance builds, this is especially important.
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Value for Money: Consider the price in relation to the quality and features. A slightly higher upfront cost for a premium gasket can save you money in the long run.
Ready to explore these top picks further?