Looking for the best MLS exhaust gaskets to enhance your vehicle’s performance? Discover our top 10 picks that provide superior sealing, durability, and heat resistance for a smooth-running engine.
When it comes to your vehicle’s engine, a solid seal is crucial. This is where MLS exhaust gaskets shine. They offer superior performance and lasting durability for your engine.
These gaskets are built tough. They handle extreme heat and high pressure. You get a reliable seal every time.
Choosing the right MLS exhaust gasket ensures your engine runs smoothly and efficiently. Let’s explore the best options to keep your vehicle performing at its peak.
List of Top 10 MLS Exhaust Gaskets
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12617944 Exhaust Manifold Gasket Set Compatible with Silverado Sierra Suburban 1500 2500 HD Yukon CTS Escalade MLS LS LQ LM7 4.8L 5.3L 5.7L 6.0L 6.2L, Manifold Gaskets with Bolts |
This exhaust manifold gasket set is perfect for anyone who owns a Silverado, Sierra, Suburban, Yukon, CTS, or Escalade with LS engines. It’s ideal for those who want a complete, reliable repair kit with gaskets and bolts that fit perfectly and last long. If you need a durable, easy-to-install solution that keeps your engine running smoothly, this set is made for you. |
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Michigan Motorsports LS Multi-Layer Steel (MLS) Header Manifold Exhaust Gasket | Direct Replacement for GM 12617944 | High-Performance Seal for LS1 LS2 LS3 LS6 LQ4 LQ9 4.8 5.3 5.7 6.0 6.2 Engines |
This Michigan Motorsports LS MLS Gasket is perfect for anyone working on GM LS-series engines. It’s ideal for LS swaps, performance builds, and engine maintenance, ensuring a tight seal and preventing leaks for a smooth-running engine. |
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Michigan Motorsports LS Exhaust Manifold & Header Gasket Pair with Bolts – MLS Style – Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS Engines – Replaces Factory GM #12617944 Gaskets |
This Michigan Motorsports LS Exhaust Manifold & Header Gasket Pair is perfect for anyone upgrading their LS engine’s exhaust system, whether it’s for a header swap, a manifold upgrade, or a full engine rebuild. It’s designed for easy installation and a leak-free seal on all popular LS engine sizes. |
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Strongthium LS Multi Layer MLS Header Exhaust Manifold Gasket 12617944 12558573 12600530 for GM LS1 LS2 LS3 LS6 LQ4 LQ9 |
This Strongthium LS Multi Layer MLS Header Exhaust Manifold Gasket is perfect for car enthusiasts and mechanics working on GM LS engines. It fits many popular models like the Camaro, Corvette, and Silverado, making it a great choice for repairs and upgrades. |
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Sorello 2 PCS MLS Exhaust Header Manifold Gasket with Bolts Compatible with Cadillac CTS Escalade for Chevy Camaro Silverado GMC Pontiac for LS Engines 4.8L 5.3L 5.7L – Replaces 12617944 12600530 |
This Sorello 2 PCS MLS Exhaust Header Manifold Gasket with Bolts is perfect for Cadillac, Chevrolet, GMC, and Pontiac owners with LS engines (4.8L, 5.3L, 5.7L) who want to prevent exhaust leaks and boost engine performance. It’s an easy, direct replacement for anyone looking to improve their vehicle’s efficiency. |
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LS MLS Exhaust Manifold Header Gasket Bolts Kit Compatible with Chevy Silverado Camaro Caprice Corvette Tahoe GMC Sierra CTS Escalade LS1 LS2 LS3 LS6 LQ4 LQ9 LM7 4.8L 5.3L 5.7L 6.0L 6.2L OEM# 12617944 |
This LS MLS Exhaust Manifold Header Gasket Bolts Kit is perfect for owners and mechanics working on Chevy Silverado, Camaro, Caprice, Corvette, Tahoe, GMC Sierra, CTS, and Escalade models with LS series engines. If you want a durable, high-quality gasket that fits perfectly and keeps your engine running smoothly, this kit is made for you. It’s also great for anyone who needs an easy-to-install, reliable replacement for part number 12617944. |
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Blox Racing MLS Exhaust Gasket – 3″ 2-Hole |
This Blox Racing MLS Exhaust Gasket is perfect for car enthusiasts and DIY mechanics who demand peak performance and long-lasting reliability from their vehicles. |
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Strongthium LS Multi Layer MLS Header Exhaust Manifold Gasket Set 12617944 12558573 12600530 for GM LS1 LS2 LS3 LS6 LQ4 LQ9 3Pcs |
This Strongthium LS Multi Layer MLS Header Exhaust Manifold Gasket Set is perfect for car enthusiasts and mechanics who need a reliable replacement for their GM LS series engines. It’s ideal for vehicles like the Camaro, Corvette, Silverado, and more, ensuring a tight seal and long-lasting performance. |
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12617944 2 PCS LS MLS Header Exhaust Manifold Gasket Set Fits for Silverado Sierra Suburban 1500 2500 HD for Yukon CTS Escalade MLS LS LQ LM7 4.8L 5.3L 5.7L 6.0L 6.2L Engines Header Gasket |
This exhaust manifold gasket set is perfect for anyone with a Chevrolet, GMC, Cadillac, Pontiac, or Buick vehicle from 1997 to 2020. It’s ideal for models like Silverado, Sierra, Suburban, Yukon, CTS, or Escalade with 4.8L, 5.3L, 5.7L, 6.0L, or 6.2L engines. |
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2 PCS MLS Exhaust Manifold Gasket with Bolts for LS Engines 4.8L 5.3L 5.7L 6.0L 6.2L Replaces 12617944 12600530 551696 LS1 LS2 LS3 LS6 Swap Kit |
This exhaust manifold gasket kit is perfect for anyone with an LS engine from GM, like those in Silverado, Camaro, or Corvette. It’s great for car owners and mechanics who want a strong, reliable fit that handles heat and vibration well. |
Detailed Reviews
Discover the top MLS exhaust gaskets for your vehicle. We’ve carefully selected the best options based on expert reviews and user experiences. Find the perfect seal and lasting performance for your engine. Dive in to explore your ideal gasket choice!
1. 12617944 Exhaust Manifold Gasket Set Compatible with Silverado Sierra Suburban 1500 2500 HD Yukon CTS Escalade MLS LS LQ LM7 4.8L 5.3L 5.7L 6.0L 6.2L, Manifold Gaskets with Bolts

Upgrade your vehicle’s performance with the 12617944 Exhaust Manifold Gasket Set. This set is built to fit popular models like Silverado, Sierra, Suburban, Yukon, CTS, and Escalade. It works perfectly with LS engines, covering a wide range of engine types for a secure and reliable fit.
This set includes 2 exhaust manifold gaskets and 12 bolts. It matches replacement part numbers 12617944 and 12600530. Made with premium materials, it offers long-lasting durability and stability. You get a complete package ready for easy installation.
Trust this gasket set for reliable performance every time. It’s engineered to keep your exhaust system sealed tight. Choose quality and durability for your vehicle’s engine needs.
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Perfect For:
This exhaust manifold gasket set is perfect for anyone who owns a Silverado, Sierra, Suburban, Yukon, CTS, or Escalade with LS engines. It’s ideal for those who want a complete, reliable repair kit with gaskets and bolts that fit perfectly and last long. If you need a durable, easy-to-install solution that keeps your engine running smoothly, this set is made for you.
Ready to Purchase?
2. Michigan Motorsports LS Multi-Layer Steel (MLS) Header Manifold Exhaust Gasket | Direct Replacement for GM 12617944 | High-Performance Seal for LS1 LS2 LS3 LS6 LQ4 LQ9 4.8 5.3 5.7 6.0 6.2 Engines

Upgrade your LS engine with the Michigan Motorsports MLS Header Manifold Exhaust Gasket. It fits LS1, LS2, LS3, LS6, LS7, and LQ-series engines. Installation is easy and directly replaces GM 12617944.
The Multi-Layer Steel (MLS) design stops exhaust leaks. It stays strong under high heat.
Perfect for LS swaps, performance builds, and engine rebuilds. The gasket resists warping and blowouts. It keeps your engine running quiet and sealed.
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Perfect For:
This Michigan Motorsports LS MLS Gasket is perfect for anyone working on GM LS-series engines. It’s ideal for LS swaps, performance builds, and engine maintenance, ensuring a tight seal and preventing leaks for a smooth-running engine.
Ready to Purchase?
3. Michigan Motorsports LS Exhaust Manifold & Header Gasket Pair with Bolts – MLS Style – Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS Engines – Replaces Factory GM #12617944 Gaskets

Upgrade your LS engine’s exhaust with this complete gasket and bolt set. It’s designed for a leak-free seal and easy installation. Get ready for better performance.
These multi-layer steel gaskets are built tough. They handle extreme heat and pressure with ease.
This set is perfect for any LS engine swap or upgrade. It fits popular LS engine sizes like 4.8L to 6.2L. Get yours today!
| Pros | Cons |
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Perfect For:
This Michigan Motorsports LS Exhaust Manifold & Header Gasket Pair is perfect for anyone upgrading their LS engine’s exhaust system, whether it’s for a header swap, a manifold upgrade, or a full engine rebuild. It’s designed for easy installation and a leak-free seal on all popular LS engine sizes.
Ready to Purchase?
4. Strongthium LS Multi Layer MLS Header Exhaust Manifold Gasket 12617944 12558573 12600530 for GM LS1 LS2 LS3 LS6 LQ4 LQ9

The Strongthium LS Multi Layer MLS Header Exhaust Manifold Gasket is a high-quality replacement part for your vehicle. It fits GM LS series engines, ensuring a perfect seal and reliable performance.
This gasket works with many popular models, including Camaro, Corvette, and Silverado. It’s compatible with engines from 4.8L to 6.6L, covering 1997 to 2020 vehicles.
Easy to install, durable, and affordable. Package includes one gasket.
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Perfect For:
This Strongthium LS Multi Layer MLS Header Exhaust Manifold Gasket is perfect for car enthusiasts and mechanics working on GM LS engines. It fits many popular models like the Camaro, Corvette, and Silverado, making it a great choice for repairs and upgrades.
Ready to Purchase?
5. Sorello 2 PCS MLS Exhaust Header Manifold Gasket with Bolts Compatible with Cadillac CTS Escalade for Chevy Camaro Silverado GMC Pontiac for LS Engines 4.8L 5.3L 5.7L – Replaces 12617944 12600530

The Sorello 2 PCS MLS Exhaust Header Manifold Gasket is a high-quality replacement for your vehicle. It fits Cadillac, Chevy, GMC, and Pontiac models with LS engines. This kit includes 2 gaskets and 12 bolts, ensuring a complete and easy installation.
This product is compatible with a wide range of vehicles, including trucks, SUVs, and sports cars. It replaces OE numbers 12617944, 12558573, and more, making it a reliable choice for your repair needs. The multi-layer steel construction provides durability and resistance to high temperatures.
Enhance engine performance, prevent exhaust leaks, and improve fuel efficiency with this easy-to-install kit. No modifications required, making it perfect for DIY car owners. Check compatibility before purchasing to ensure a perfect fit.
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Perfect For:
This Sorello 2 PCS MLS Exhaust Header Manifold Gasket with Bolts is perfect for Cadillac, Chevrolet, GMC, and Pontiac owners with LS engines (4.8L, 5.3L, 5.7L) who want to prevent exhaust leaks and boost engine performance. It’s an easy, direct replacement for anyone looking to improve their vehicle’s efficiency.
Ready to Purchase?
6. LS MLS Exhaust Manifold Header Gasket Bolts Kit Compatible with Chevy Silverado Camaro Caprice Corvette Tahoe GMC Sierra CTS Escalade LS1 LS2 LS3 LS6 LQ4 LQ9 LM7 4.8L 5.3L 5.7L 6.0L 6.2L OEM# 12617944

Get the perfect fit for your LS series engine with the LS MLS Exhaust Manifold Header Gasket Bolts Kit. It works with popular Chevy and GMC models like Silverado, Camaro, and Tahoe. This kit includes high-quality gaskets and bolts designed to last.
Made from multi-layer steel, these gaskets resist high heat and pressure. They seal tightly to stop exhaust leaks and keep your engine running smoothly. This kit replaces the original part number 12617944 for a perfect match.
Installation is simple and straightforward. Just clean the surfaces well and align the gasket carefully. With this kit, you get two gaskets and twelve bolts to cover both sides of your engine.
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Perfect For:
This LS MLS Exhaust Manifold Header Gasket Bolts Kit is perfect for owners and mechanics working on Chevy Silverado, Camaro, Caprice, Corvette, Tahoe, GMC Sierra, CTS, and Escalade models with LS series engines. If you want a durable, high-quality gasket that fits perfectly and keeps your engine running smoothly, this kit is made for you. It’s also great for anyone who needs an easy-to-install, reliable replacement for part number 12617944.
Ready to Purchase?
7. Blox Racing MLS Exhaust Gasket – 3″ 2-Hole

The Blox Racing MLS Exhaust Gasket is a high-performance solution for your exhaust system. It’s made with multi-layer steel for superior strength and heat resistance.
This gasket prevents leaks, withstands extreme heat, and fits perfectly. It’s reliable and built to last.
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Perfect For:
This Blox Racing MLS Exhaust Gasket is perfect for car enthusiasts and DIY mechanics who demand peak performance and long-lasting reliability from their vehicles.
Ready to Purchase?
8. Strongthium LS Multi Layer MLS Header Exhaust Manifold Gasket Set 12617944 12558573 12600530 for GM LS1 LS2 LS3 LS6 LQ4 LQ9 3Pcs

The Strongthium LS Multi-Layer MLS Header Exhaust Manifold Gasket Set is a must-have for GM LS engines. It fits LS1, LS2, LS3, and more, ensuring a perfect seal. The OEM part numbers match for easy replacement.
This set works with 1997-2020 GM vehicles, including Camaro, Corvette, and Silverado. The 3-piece package covers 4.8L to 6.6L V8 engines, making it reliable and versatile.
| Pros | Cons |
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Perfect For:
This Strongthium LS Multi Layer MLS Header Exhaust Manifold Gasket Set is perfect for car enthusiasts and mechanics who need a reliable replacement for their GM LS series engines. It’s ideal for vehicles like the Camaro, Corvette, Silverado, and more, ensuring a tight seal and long-lasting performance.
Ready to Purchase?
9. 12617944 2 PCS LS MLS Header Exhaust Manifold Gasket Set Fits for Silverado Sierra Suburban 1500 2500 HD for Yukon CTS Escalade MLS LS LQ LM7 4.8L 5.3L 5.7L 6.0L 6.2L Engines Header Gasket

Upgrade your engine’s performance with the 12617944 2 PCS LS MLS Header Exhaust Manifold Gasket Set. It fits perfectly on Silverado, Sierra, Suburban, Yukon, CTS, and Escalade models. This gasket set is designed for LS series engines from 1997 to 2020.
The gaskets are made from multi-layer steel (MLS). They handle high heat and seal tightly. This means less noise and vibration for a smoother ride. Installation is easy. Just replace your old gasket with this direct-fit set.
You get two gaskets in the package. Each one is tested for quality before shipping. If you have questions, the support team replies within 24 hours. Trust this set to keep your engine running strong and quiet.
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Perfect For:
This exhaust manifold gasket set is perfect for anyone with a Chevrolet, GMC, Cadillac, Pontiac, or Buick vehicle from 1997 to 2020. It’s ideal for models like Silverado, Sierra, Suburban, Yukon, CTS, or Escalade with 4.8L, 5.3L, 5.7L, 6.0L, or 6.2L engines.
Ready to Purchase?
10. 2 PCS MLS Exhaust Manifold Gasket with Bolts for LS Engines 4.8L 5.3L 5.7L 6.0L 6.2L Replaces 12617944 12600530 551696 LS1 LS2 LS3 LS6 Swap Kit

Upgrade your LS engine with this 2-piece exhaust manifold gasket kit. It’s designed for GM 4.8L to 6.2L LS engines, fitting models like the Silverado, Camaro, and Corvette.
Made from multi-layer stainless steel, these gaskets resist heat and vibration. They work with stock or aftermarket headers, ensuring a tight seal every time.
Includes 12 bolts, easy to install, and trusted by pros. Perfect for daily use or LS swaps.
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Perfect For:
This exhaust manifold gasket kit is perfect for anyone with an LS engine from GM, like those in Silverado, Camaro, or Corvette. It’s great for car owners and mechanics who want a strong, reliable fit that handles heat and vibration well.
Ready to Purchase?
Buying Guide
MLS exhaust gaskets keep your engine running smoothly. They handle heat and pressure, ensuring a tight seal.
Buying MLS Exhaust Gaskets:
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Compatibility: Check your engine type and vehicle model. MLS gaskets fit specific engines like LS, LQ, and LM series.
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Material: Look for multi-layer steel (MLS) gaskets. They resist heat and pressure, lasting longer.
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Kit Contents: Some kits include bolts and multiple gaskets. This makes installation easier and ensures a complete repair.
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Brand Reputation: Choose brands known for quality. Michigan Motorsports, Strongthium, and Sorello are trusted names.
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Ease of Installation: Opt for gaskets that are easy to install. This saves time and effort, especially for DIY projects.
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Price and Value: Compare prices and what’s included. Affordable options with good quality offer the best value.
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Customer Support: Check for responsive support. Quick answers to questions can make your experience better.