The 11 Best Thornton Exhaust Manifolds (2022 reviews)

Dorman offers a variety of manifold for personal choice and yet maintains quality in all the variants. The Dorman Thornton exhaust manifold comes with the correct size and it is much more. To make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool. This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Finally, the Dorman thornton exhaust manifold is perfect for the right side, would be perfect with durable construction and it is straight.

Most customers found that the manifold was for a 2012 dodge ram pickup truck. In addition, a few say that the manifold fits on a 2013 ram 1500 5.7 hemi. With no doubts, this manifold passed the test and had very satisfied buyers eager to share their experience.

Customers also found that its wise to buy a manifold exhaust gasket and 426 hemi exhaust manifold, along with this manifold.

Top Customer Quotes:

This will fit 2014 5.7l hemi.
These are great stud bolts for hemi replacement.
This is made for good value and has a nice design.
This is made with fast shipping and it worked fine.

Best For Customer Service: Apdty Thornton Exhaust Manifold

Buy on Amazon

We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate manifold. The Apdty Thornton Exhaust Manifold is exactly that - it's a simple manifold that hits all the right notes. The thornton exhaust manifold is made with fast shipping and it fits well. Make sure this fits by entering your model number. This product contains chemicals known by the state of California to cause cancer and birth defects or other reproductive harm.

The manifold is great with pb blaster, is simple and it is automotive. Finally, the thornton exhaust manifold fit perfectly and it worked fine.

One customer says - "High quality over what they send you with needed headers. ". Most customers found that the manifold is a perfect fit for the 5.3l ls engine. In conclusion, buyers found this to be one of the best manifold for daily purposes.

Few customers got exhaust gasket material and 4 age exhaust flange, along with the manifold.

Why We Like This:

It looks good, comes with a direct fit and it is perfect for high quality.
This fits perfectly, looks great and it can for customer service.
Factory oem fit form and function.

Best For Good Fit: Vincos Thornton Exhaust Manifold

Buy on Amazon

If you often find yourself confused about the appropriate and satisfactory manifold, Vincos Thornton Exhaust Manifold should be your first option for buying. The vincos thornton exhaust manifold is heat resistant and it is best for good fit. Make sure this fits by entering your model number. Moreover, the manifold is manufactured with non-asbestos materials, the finest silicone rubber, viton valve stem seals, and graphite or mls (multiple layer steel) head gaskets for superior sealing.

The manifold is designed to withstand the harsh conditions in the modern engine compartment. And, it is ready to go, works well and it is used for 4 bolts. Lastly, the vincos thornton exhaust manifold is good for exact replacement and it would be perfect with fast shipping.

Most customers opine that the manifold is great for one side of a jeep 4.7. And, a few say that the manifold is coated with a threadless compound. And, they strongly agree that the manifold can not fit your car, thanks. Overall, buyers found this to be one of the best manifold for daily purposes.

Customers say that buying a manifold exhaust gasket, with this manifold made their life much easier.

Why We Like This:

This is suitable for exhaust manifold gasket and it is easy to use.
This is perfect for heat shield, works great and it worked fine.
Package included: 4 studs(2 long & 2 short), 4 bolts and 4 nuts.

Best For All Necessary Gaskets: Dorman Cracked Manifold

Buy on Amazon

Next on the list, we've got yet another manifold that manages to win our hearts. It's the Dorman cracked manifold and it's widely considered as one of the most convenient manifolds you can buy. The Dorman Cracked Manifold protects against warping or cracking. To make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool. This replacement exhaust manifold is constructed of ductile iron to prevent future warping and cracking.

The manifold fits perfectly and it is designed for good part. Moreover, this will wear on any part, but poor design and inferior materials will cause these parts to fail faster. Lastly, the dorman cracked manifold is made of high-grade ductile iron that better handles heat and stress for greater durability.

Almost all customers agree that the manifold is not a defect but done purposely. In addition, they strongly agree that the manifold fits an 04 tahoe 5 3 4x4 lt.

Customers also discovered that its wise to buy a thornton exhaust manifold, along with this manifold.

Top Customer Quotes:

This is like the oem and worked perfectly.
This allows for variance in the manifold and offers better gasket sealing.
Complete kit - includes new manifold, manifold gasket, flange gasket, 3 studs, 3 nuts.
This works for the right side and it comes with a complete kit.

Best For Hack Repair: 1409Kmt Thornton Exhaust Manifold

Buy on Amazon

Next on the list, we've got yet another manifold that manages to win our hearts. It's the 1409Kmt Thornton Exhaust Manifold and it's widely considered as one of the most convenient manifolds you can buy. The 1409kmt thornton exhaust manifold is working great and it is tough. Please note on 2013 and newer 4.8l, 5.3l or 6.2l engines only, this will fit these motor sizes in years 2013 and newer if the oil dipstick tube is located on the passenger side of your vehicle. The exhaust manifold bolt repair bracket is to stop exhaust leaks that occur between the exhaust manifold and the cylinder head.

The manifold works well and it is great for high quality. Moreover, it is easy to install and uses high-quality materials that meet or exceed oem standards. Most importantly, the 1409kmt thorntonexhaust manifold is made of carbon steel, exhaustmanifold bolt repair brackets will not fail like the bolts do from heat and expansion of the manifold.

Most buyers agree that the manifold works for a hack repair. Moreover, a few strongly agree that the manifold is easy to install and fast saves a lot of work.

Customers say that getting a thornton exhaust manifold, along with manifold is useful.

Why We Like This:

It is thick and has a great style.
Good investment for the long term.

Best For Direct Replacement: Gpp Thornton Exhaust Manifold

Buy on Amazon

The Gpp Thornton Exhaust Manifold should be able to handle its purpose and duties with ease. The gpp thornton exhaust manifold protects against warping or cracking. Manufacturer says: More like a kit than a single part, many of our exhaust manifolds include gaskets and downpipe hardware for easier installation. Further, it fits perfectly and it is affordable.

Most importantly, the gpp Thornton exhaust manifold has awesome value and it is blue.

Most customers opine that the manifold is easy to read and precise install instructions. Also, they strongly agree that the manifold comes with a 20 - year old truck. In short, most customers call the manifold suits best, and no one questions it.

Customers found that getting a max wedge exhaust manifold, with this manifold made their life much easier.

Why We Like This:

A rigorous quality inspection has been undertaken to ensure product standards.
(1) gaskets (manifold to cylinder head).
This is a direct replacement, the exact fit adds another layer of efficiency and convenience.
(2) nuts (manifold to exhaust pipe flange).

Best For Heat Shield: Apdty Thornton Exhaust Manifold

Buy on Amazon

The appropriate thornton exhaust manifold is capable of outshining several other manifolds featured in this list in overall features in its price range. The Apdty Thornton Exhaust Manifold is perfect for heat shield and it is fitment. Make sure this fits by entering your model number. This product contains chemicals known by the state of California to cause cancer and birth defects or other reproductive harm. Most importantly, the appropriate thorntonexhaust manifold is compatible with the right passenger-side 5.7l hemi engine on select models.

Overall, most buyers found the manifold suits best, and no one questions it.

Customers also discovered that its wise to buy a cast iron exhaust manifold and manifold exhaust gasket, along with this manifold.

Why We Like This:

Match vehicle to compatibility chart to ensure exact fitment.
Compatible with the right passenger-side 5.7l hemi engine on select models.
Brand new heavy duty cast iron exhaust manifold.
Use a brand new heavy duty cast iron exhaust manifold.

Best For Stainless Steel: Atp Thornton Exhaust Manifold

Buy on Amazon

Atp has been making great manifolds for years, thanks to a combination of clever design and appropriate materials. The Atp Thornton Exhaust Manifold is manufactured with high - grade metals best suited for that application, from grey-iron to more advanced ductile and stainless steel applications. Make sure this fits by entering your model number. Also, it is lower and it has leak - free performance.

The manifold is developed off of the original part’s specifications, to ensure it will install and perform as intended. Lastly, the atp thornton exhaust manifold is higher and it is perfect for high quality.

Customers discovered that getting a thornton exhaust manifold and 4 age exhaust flange, with this manifold made their life much easier.

Why We Like This:

High grade metallurgy resists fatigue, cracking and breakage.
Precision machine finished providing smooth installation and leak free performance.
New and hot releases.

Best For Lifetime Warranty: Atp Oe Design Ensuring Manifold

Buy on Amazon

The atp of design ensuring manifold's material feels more premium than its price would suggest. The Atp Oe Design Ensuring Manifold is developed off of the original part’s specifications, to ensure it will install and perform as intended. Make sure this fits by entering your model number. These manifolds are backed by atp’s limited lifetime warranty.

The manifold is higher and it leak free performance. Further, this is manufactured to of design ensuring the manifold will line up and flow like the original unit. Finally, the atp oe design ensuring manifold is suitable for the right side and it is perfect for high quality.

Almost all buyers quickly discovered that the manifold is the reason for 4 stars rather than 5 stars.

Customers found that getting a bolt exhaust manifold, with this manifold made their life much easier.

Why We Like This:

High grade metallurgy resists fatigue, cracking and breakage.
Precision machine finished providing smooth installation and leak free performance.
Delivers what they promise.

Best Value For Money: 1409Kmt Exhaust Manifold

Buy on Amazon

Next on the list, we've got yet another manifold that manages to win our hearts. It's the 1409Kmt Exhaust Manifold and it's widely considered as one of the best value for money manifolds you can buy. The 1409kmt exhaust manifold allows for great ideas and it works great. The Manufacturer says: If you're not 100% satisfied with our tools, simply return them for a full refund in 30 days. The exhaustmanifold bolt repair bracket is to stop exhaust leaks that occur between the exhaust manifold and the cylinder head.

Most importantly, the 1409kmt exhaust manifold is a great item and it makes for a great buy.

One customer says - "It will take trial and error and time, but if you’re wondering if you can, then you most certainly can. ". Almost all customers quickly discovered that the manifold was a perfect fit for motor manifold issues.

Customers also discovered that its wise to buy a thornton exhaust manifold, along with this manifold.

Why We Like This:

This is easy to install and uses high-quality materials that meet or exceed oem standards.
It is not necessary to remove the cylinder head or drill out the broken bolts.
Fits these gm vehicles:silverado, sierra, Yukon, denali, Escalade, Hummer.
This buy again and it is great for high quality.

Best Feature: Easy To Install: Dewhel Thornton Exhaust Manifold

Buy on Amazon

Compared with other manifolds in this category, the developed Thornton exhaust manifold has a convenient design. Make sure this fits by entering your model number. Stainless steel exhaust manifold studs and stainless steel serrated face flange nuts. When it comes to finding an optimal manifold, the developing thornton exhaust manifold is definitely your first choice.

In short, most buyers agree that the manifold is functionally comfortable and no one questions it.

Customers discovered that buying a 4 age exhaust flange, with this manifold made their life much easier.

Why We Like This:

Ford 4.6 & 5.4 liter v8 stainless exhaust manifold stud kit.
New and hot releases.