Best Sierra Exhaust Manifold Kits

Looking for the best Sierra exhaust manifold kits? We’ve compiled a list of the top 10 kits to help you find the perfect fit for your vehicle.

Sierra exhaust manifold kits are essential for keeping your engine running smoothly. They ensure your vehicle performs at its best.

These kits are easy to install, durable, and fit perfectly. They save you time and effort.

With Sierra kits, you get reliable parts that last long. They boost your engine’s performance and give you peace of mind.

List of Top 10 Sierra Exhaust Manifold Kits

Title	Best For	Price
FASWORX Exhaust Manifold & Riser Kit for MerCruiser 5.0L (305), 5.7L (355), 6.2L (377) V8 Engines (Years 1983 – Early 2002) \| Wet Joint 4” Center-Rise Elbow \| Replaces 860246A15, 807988A03, 18-1953-2	This FASWORX Exhaust Manifold & Riser Kit is perfect for boat owners with MerCruiser V8 engines from 1983 to early 2002. It’s ideal for those needing a reliable, leak-free exhaust system that fits 5.0L, 5.7L, or 6.2L engines.	View on Amazon (paid link)
Exhaust Manifold Bolt Repair Kit Compatible with Newer GM Trucks And SUV 4.8 Liter 5.3 Liter 6.2 L 1999-2013, 6.0 L 1999-2021	This Exhaust Manifold Bolt Repair Kit is perfect for GM truck and SUV owners who want to fix exhaust leaks easily. It’s ideal for DIYers looking for a quick, no-hassle solution to keep their vehicles running smoothly.	View on Amazon (paid link)
A-Premium Left Side Exhaust Manifold Kit W/Gasket & Studs & Nuts Fit for Chevy, GMC & Cadillac -Silverado 1500 2500, Express, Suburban, Tahoe, Savana, Sierra, Escalade, Replaces 12556078 12562235	This A-Premium Left Side Exhaust Manifold Kit is perfect for owners of Chevy, GMC, or Cadillac vehicles who need a reliable replacement part. It’s ideal for those looking to fix exhaust issues with a direct fit and complete kit that includes gaskets, studs, and nuts.	View on Amazon (paid link)
A-Premium [6.6L] Right Exhaust Manifold Kit W/Gaskets Compatible with Chevy, GMC, Workhorse & Workhorse Custom Chassis – Silverado 2500 HD, Express 2500, Sierra 3500, Savana 2500, LF72, R26 & More	This A-Premium Exhaust Manifold Kit is perfect for owners of Chevy, GMC, or Workhorse vehicles with a 6.6L V8 engine. It’s a direct replacement for trucks and vans needing a sturdy, high-quality exhaust system.	View on Amazon (paid link)
Dorman 674-522 Driver Side Exhaust Manifold Kit – Includes Required Gaskets and Hardware Compatible with Select Models (OE FIX)	This Dorman 674-522 Exhaust Manifold Kit is perfect for drivers who need a reliable, long-lasting fix for their vehicle’s exhaust system. It’s ideal for those who want a complete, hassle-free solution with everything included for a smooth installation.	View on Amazon (paid link)
A-Premium Right [V8 5.3 6.2L] Engine Exhaust Manifold Kit W/Gaskets Compatible with Chevrolet, GMC & Cadillac – Silverado 1500 1500 LD, Tahoe, Suburban, Sierra, Yukon, Escalade, Replaces 12629338	This A-Premium Right Engine Exhaust Manifold Kit is perfect for Chevrolet, GMC, and Cadillac owners who need a reliable replacement for their V8 5.3 or 6.2L engines. It’s ideal for smooth engine operation and easy installation.	View on Amazon (paid link)
A-Premium 2PCS Left & Right Exhaust Manifold Kits W/Gasket, Studs, Nuts, Heat Shield Compatible with Chevy Silverado 1500 2500 3500 Tahoe Express Suburban & GMC Sierra Yukon & Cadillac Escalade & More	This A-Premium Exhaust Manifold Kit is perfect for owners of Chevy, GMC, and Cadillac vehicles who need a reliable replacement for their exhaust system. It’s ideal for those looking for a complete kit with gaskets, studs, nuts, and heat shield included, ensuring a hassle-free installation.	View on Amazon (paid link)
Dorman 674-732 Passenger Side Exhaust Manifold Kit – Includes Required Gaskets and Hardware Compatible with Select Models (OE FIX)	This Dorman 674-732 Exhaust Manifold Kit is perfect for car owners who want a reliable, long-lasting fix for their vehicle’s exhaust system. It’s ideal for those with select models needing a direct fit replacement that includes everything needed for installation.	View on Amazon (paid link)
Sierra, Exhaust Manifold Mounting Kit, 18-8538	This Sierra Exhaust Manifold Mounting Kit is perfect for boat owners who need a reliable, easy-to-install solution for their engine’s exhaust system. It’s ideal for anyone looking to replace or upgrade their current setup with quality parts.	View on Amazon (paid link)
Sierra International, 18-8533, Exhaust Manifold Mounting Kit	This exhaust manifold mounting kit is perfect for boat owners with Mercruiser GM 229 & 262 engines. It’s easy to check if it fits your boat using Amazon’s SONAR parts finder. Plus, it comes with Sierra’s top warranty for peace of mind.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 Sierra Exhaust Manifold Kits in this expert-reviewed guide. Each kit is handpicked for performance, durability, and value, ensuring you find the perfect fit for your needs. Read on to make an informed choice and upgrade your exhaust system with confidence.

1. FASWORX Exhaust Manifold & Riser Kit for MerCruiser 5.0L (305), 5.7L (355), 6.2L (377) V8 Engines (Years 1983 – Early 2002) | Wet Joint 4” Center-Rise Elbow | Replaces 860246A15, 807988A03, 18-1953-2

FASWORX Exhaust Manifold & Riser Kit for MerCruiser 5.0L (305), 5.7L (355), 6.2L (377) V8 Engines (Years 1983 - Early 2002) | Wet Joint 4” Center-Rise Elbow | Replaces 860246A15, 807988A03, 18-1953-2

The FASWORX Exhaust Manifold & Riser Kit fits MerCruiser V8 engines from 1983 to early 2002. It works with 5.0L, 5.7L, and 6.2L engines. This kit replaces many original parts for an easy upgrade.

Each part is made to match exact engine needs. It fits wet joint exhaust systems with a 4-inch outlet. Installation is simple and reliable.

The kit is tested for leaks and heat resistance. It comes with strong stainless steel gaskets. This keeps your engine safe and running well.

Pros	Cons
Perfect fit for MerCruiser V8 engines from 1983 to early 2002. Replaces multiple OEM parts, saving time and money. Leak-proof design ensures reliable performance and engine protection. Premium gaskets provide superior heat resistance for long-lasting use.	Not for all engines, only fits specific MerCruiser V8 models. No installation tools included, requires extra purchases. Limited to wet joint systems, not for dry exhaust setups.

Perfect For:

This FASWORX Exhaust Manifold & Riser Kit is perfect for boat owners with MerCruiser V8 engines from 1983 to early 2002. It’s ideal for those needing a reliable, leak-free exhaust system that fits 5.0L, 5.7L, or 6.2L engines.

Ready to Purchase?

View Price on Amazon (paid link)

Best Sierra Exhaust Gaskets

2. Exhaust Manifold Bolt Repair Kit Compatible with Newer GM Trucks And SUV 4.8 Liter 5.3 Liter 6.2 L 1999-2013, 6.0 L 1999-2021

Fix exhaust leaks with this bolt repair kit. It’s compatible with newer GM trucks and SUVs.

Stops leaks between the exhaust manifold and cylinder head. No need to remove the cylinder head. Easy to install with just a wrench.

Made of high-quality materials for long-lasting use. Fits factory specifications for a perfect match. Comes with a 12-month warranty for peace of mind.

Pros	Cons
Fits many GM trucks and SUVs perfectly Stops all exhaust leaks fast and easy Strong and durable parts that last long Easy to fix with no drilling needed Great one year warranty and support	Not for older GM models, limits use. Requires tools for installation, not tool-free. No fix for other exhaust issues, only bolts.

Perfect For:

This Exhaust Manifold Bolt Repair Kit is perfect for GM truck and SUV owners who want to fix exhaust leaks easily. It’s ideal for DIYers looking for a quick, no-hassle solution to keep their vehicles running smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

3. A-Premium Left Side Exhaust Manifold Kit W/Gasket & Studs & Nuts Fit for Chevy, GMC & Cadillac -Silverado 1500 2500, Express, Suburban, Tahoe, Savana, Sierra, Escalade, Replaces 12556078 12562235

A-Premium Left Side Exhaust Manifold Kit W/Gasket & Studs & Nuts Fit for Chevy, GMC & Cadillac -Silverado 1500 2500, Express, Suburban, Tahoe, Savana, Sierra, Escalade, Replaces 12556078 12562235

The A-Premium Left Side Exhaust Manifold Kit is made for many Chevy, GMC, Cadillac, and Hummer models. It is a direct replacement with a cast iron build and a heat shield.

It comes with the manifold, gaskets, flange gasket, studs, and nuts. It fits many Silverado, Sierra, and Tahoe models. It also fits many Express, Suburban, and Escalade models.

This kit uses standard replacement parts. It is built for a strong fit and easy install. The round port shape helps match the right setup.

Pros	Cons
Direct fit for many GM trucks and SUVs. Includes gasket, studs, and nuts for easy install. Strong cast iron build for long life. Heat shield helps protect nearby parts. Replaces many OEM part numbers.	Hard to fit in tight spots. Needs better bolts for installation. Leaks if not aligned right.

Perfect For:

This A-Premium Left Side Exhaust Manifold Kit is perfect for owners of Chevy, GMC, or Cadillac vehicles who need a reliable replacement part. It’s ideal for those looking to fix exhaust issues with a direct fit and complete kit that includes gaskets, studs, and nuts.

Ready to Purchase?

View Price on Amazon (paid link)

4. A-Premium [6.6L] Right Exhaust Manifold Kit W/Gaskets Compatible with Chevy, GMC, Workhorse & Workhorse Custom Chassis – Silverado 2500 HD, Express 2500, Sierra 3500, Savana 2500, LF72, R26 & More

A-Premium [6.6L] Right Exhaust Manifold Kit W/Gaskets Compatible with Chevy, GMC, Workhorse & Workhorse Custom Chassis - Silverado 2500 HD, Express 2500, Sierra 3500, Savana 2500, LF72, R26 & More

This exhaust manifold kit fits many trucks. It works for Chevy and GMC models.

The cast iron part is very strong. It handles high heat well.

This kit is a direct fit. It comes in a strong box. You get new gaskets too.

Pros	Cons
Wide fit for many Chevy and GMC models Strong cast iron for long life Direct fit for easy install Comes with gaskets and bolts Helps keep the engine running smooth	Limited vehicle compatibility – not a universal fit for all models. Heavy cast iron material – adds weight to your vehicle. Basic standard replacement – no premium upgrades or features.

Perfect For:

This A-Premium Exhaust Manifold Kit is perfect for owners of Chevy, GMC, or Workhorse vehicles with a 6.6L V8 engine. It’s a direct replacement for trucks and vans needing a sturdy, high-quality exhaust system.

Ready to Purchase?

View Price on Amazon (paid link)

5. Dorman 674-522 Driver Side Exhaust Manifold Kit – Includes Required Gaskets and Hardware Compatible with Select Models (OE FIX)

This exhaust kit fits the driver side. It is a direct fit for your vehicle.

We use ductile iron to build it. This upgraded material stops warping and cracking. Experts designed it in the USA.

The complete kit has gaskets and studs. It includes nuts for an easy installation. Use the garage tool to ensure fit.

Pros	Cons
Ductile iron prevents warping and cracking for long-lasting use. Complete kit includes all gaskets and hardware for easy install. Direct fit ensures seamless installation with no hassle. Quality engineering tested in the United States for reliability.	Not universal – only fits select models, check compatibility first. No installation tools – you’ll need to buy or find your own. Heavy material – ductile iron makes it bulky and hard to handle.

Perfect For:

This Dorman 674-522 Exhaust Manifold Kit is perfect for drivers who need a reliable, long-lasting fix for their vehicle’s exhaust system. It’s ideal for those who want a complete, hassle-free solution with everything included for a smooth installation.

Ready to Purchase?

View Price on Amazon (paid link)

6. A-Premium Right [V8 5.3 6.2L] Engine Exhaust Manifold Kit W/Gaskets Compatible with Chevrolet, GMC & Cadillac – Silverado 1500 1500 LD, Tahoe, Suburban, Sierra, Yukon, Escalade, Replaces 12629338

A-Premium Right [V8 5.3 6.2L] Engine Exhaust Manifold Kit W/Gaskets Compatible with Chevrolet, GMC & Cadillac - Silverado 1500 1500 LD, Tahoe, Suburban, Sierra, Yukon, Escalade, Replaces 12629338

A-Premium right engine exhaust manifold kit fits many Chevrolet, GMC, and Cadillac V8 models. It is made of cast iron for strong use. It helps the engine run smoothly.

This kit comes with gaskets, nuts, and studs for a direct replacement. It is built for easy install and steady performance.

Pros	Cons
Fits many Chevrolet, GMC, Cadillac models perfectly. Sturdy cast iron for long-lasting performance. Easy installation, direct replacement for hassle-free upgrades. High-quality materials ensure smooth engine operation.	No heat shield included, may need extra purchase. Only right side fitment, left side not available. Standard grade, not for high-performance upgrades.

Perfect For:

This A-Premium Right Engine Exhaust Manifold Kit is perfect for Chevrolet, GMC, and Cadillac owners who need a reliable replacement for their V8 5.3 or 6.2L engines. It’s ideal for smooth engine operation and easy installation.

Ready to Purchase?

View Price on Amazon (paid link)

7. A-Premium 2PCS Left & Right Exhaust Manifold Kits W/Gasket, Studs, Nuts, Heat Shield Compatible with Chevy Silverado 1500 2500 3500 Tahoe Express Suburban & GMC Sierra Yukon & Cadillac Escalade & More

A-Premium 2PCS Left & Right Exhaust Manifold Kits W/Gasket, Studs, Nuts, Heat Shield Compatible with Chevy Silverado 1500 2500 3500 Tahoe Express Suburban & GMC Sierra Yukon & Cadillac Escalade & More

The A-Premium Exhaust Manifold Kit is a complete solution for your vehicle’s exhaust system. It includes left and right manifolds, gaskets, studs, nuts, and a heat shield.

This kit fits many Chevy, GMC, and Cadillac models, like the Silverado, Tahoe, Sierra, and Escalade. Check the compatibility list to ensure it fits your vehicle.

Enjoy peace of mind with a one-year guarantee. Easy installation and durable parts make this kit a reliable choice.

Pros	Cons
Fits many Chevy, GMC, and Cadillac models for easy compatibility. Complete kit includes gaskets, studs, nuts, and heat shield. One-year guarantee ensures peace of mind on the road. Meticulously crafted for reliable performance and durability.	No installation tools included, so you’ll need to buy them separately. Limited warranty of just one year, which may not be enough for some. Compatibility check required before purchase, adding an extra step.

Perfect For:

This A-Premium Exhaust Manifold Kit is perfect for owners of Chevy, GMC, and Cadillac vehicles who need a reliable replacement for their exhaust system. It’s ideal for those looking for a complete kit with gaskets, studs, nuts, and heat shield included, ensuring a hassle-free installation.

Ready to Purchase?

View Price on Amazon (paid link)

8. Dorman 674-732 Passenger Side Exhaust Manifold Kit – Includes Required Gaskets and Hardware Compatible with Select Models (OE FIX)

The Dorman 674-732 is a direct replacement. This exhaust manifold kit fits the passenger side.

The kit includes new gaskets. It also comes with hardware. This ensures a tight seal.

This part uses durable materials. It resists warping and cracks. Your engine will run quietly.

Pros	Cons
Ductile iron prevents warping and cracking for long-lasting use. Complete kit includes all gaskets and hardware for easy install. Direct fit ensures seamless installation with no hassle. Quality engineering tested in the United States for reliability.	Not universal – only fits specific models, check compatibility first. No installation tools – you’ll need to buy or find your own. Heavy material – ductile iron makes it heavier than some alternatives.

Perfect For:

This Dorman 674-732 Exhaust Manifold Kit is perfect for car owners who want a reliable, long-lasting fix for their vehicle’s exhaust system. It’s ideal for those with select models needing a direct fit replacement that includes everything needed for installation.

Ready to Purchase?

View Price on Amazon (paid link)

9. Sierra, Exhaust Manifold Mounting Kit, 18-8538

The Sierra Exhaust Manifold Mounting Kit 18-8538 is built for strength and ease. It fits perfectly and keeps your exhaust system tight.

This kit is simple to install. It lasts long. It works great.

Pros	Cons
Strong parts for a long life. Fits well and works fast. Save time on your big job. Tough steel that will not rust. High trust in a top brand.	No instructions included, making installation tricky for beginners. Limited compatibility with certain engine models, check before buying. Not rust-resistant, may wear out faster in harsh conditions.

Perfect For:

This Sierra Exhaust Manifold Mounting Kit is perfect for boat owners who need a reliable, easy-to-install solution for their engine’s exhaust system. It’s ideal for anyone looking to replace or upgrade their current setup with quality parts.

Ready to Purchase?

View Price on Amazon (paid link)

10. Sierra International, 18-8533, Exhaust Manifold Mounting Kit

The Sierra International 18-8533 Exhaust Manifold Mounting Kit is a reliable solution for your Mercruiser GM engine. It’s designed specifically for 229 & 262 cu in models (185 & 205).

This kit ensures a perfect fit and easy installation. All Sierra parts come with a top-notch warranty, so you’re covered for peace of mind.

Pros	Cons
Fits Mercruiser GM 229 and 262 boat engines. Check fit fast with the online SONAR tool. Best warranty keeps your boat parts safe and secure. Top quality parts made for your marine engine. Easy to use kit for a quick boat fix.	Limited Compatibility: Only fits Mercruiser GM 229 & 262 models. Online Check Required: Must visit SONAR parts finder to confirm fit. No Installation Tools: Kit doesn’t include mounting hardware or tools.

Perfect For:

This exhaust manifold mounting kit is perfect for boat owners with Mercruiser GM 229 & 262 engines. It’s easy to check if it fits your boat using Amazon’s SONAR parts finder. Plus, it comes with Sierra’s top warranty for peace of mind.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Sierra exhaust manifold kits keep your engine running smoothly. They boost performance and are easy to install. Choose the right one for your vehicle’s needs.

Factors to Consider When Buying:
– Compatibility: Check if the kit fits your vehicle’s make, model, and engine size. A perfect match ensures easy installation and better performance.
– Material Quality: Look for durable materials like cast iron or stainless steel. They handle heat well and last longer.
– Included Parts: Ensure the kit comes with gaskets, studs, nuts, and other needed parts. This saves time and ensures a complete fix.
– Ease of Installation: Choose kits labeled “easy to install” or “direct fit.” They save effort and reduce the risk of mistakes.
– Warranty: A good warranty gives peace of mind. It shows the manufacturer stands behind their product.
– Leak Resistance: Kits tested for leak resistance keep your engine safe. They prevent exhaust leaks and ensure smooth operation.
– Heat Shield: A heat shield protects nearby parts from high temperatures. It adds safety and extends the life of your exhaust system.
– Price: Compare prices to find the best value. A higher price doesn’t always mean better quality.

Engaging Experience:
With the right Sierra exhaust manifold kit, you’ll notice better engine performance and fewer leaks. Installation is simple, and the durable parts last long. Enjoy a smoother ride and peace of mind knowing your vehicle is in top shape.