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Top Exhaust Manifold Kits & Gaskets for Reliable Performance

Curated from 236 real Reddit comments and discussions across 14 products.

Refreshed on: April 1, 2025

Snoop’s Take

In the aftermarket exhaust manifold arena, winning products are defined by precision fit, durable construction, and a complete installation kit that mirrors OEM reliability, as Redditors praise affordable alternatives that actually deliver. Conversely, losers suffer from poor fitment, snap bolts, and inconsistent quality that often lead to expensive repairs, making red flags such as broken hardware and mismatched designs constant pitfalls.

As an Amazon Associate, I earn from qualifying purchases.

Top Considerations Before Purchasing

Accurate Fit Matters - Mismatches lead to expensive repairs.
Durability Beats Price - Quality materials outlast cheap, unreliable options.
Complete Kit Wins - All hardware included eases installation challenges.
Cost-Effective, But Caution - Low cost may hide fit and quality pitfalls.

All Products that we Rated

Our Winner
Performance EnhancementAftermarket ReplacementsCustom Repair Projects
AUTOSAVER88 Exhaust Manifold Catalytic Converter
9.3
AUTOSAVER88 Exhaust Manifold Catalytic Converter

Buy on Amazon at $142

Read Our Full Review

Reddit Feedback
U
“I am all for full sending shit but this is not the time!”➕
U
“Not what I pulled, just the head and intake from my car.”➕
U
“Has anyone had a good experience with non OEM cats?”➕
Snoop Score Breakdown
Sentiment
6.4
Popularity
9.9
Feautures
10.0
✅ Recommended
Our Runner Up
Performance EnhancementAftermarket ReplacementsCustom Repair Projects
Dorman 674-773 Exhaust Manifold Kit
7.5
Dorman 674-773 Exhaust Manifold Kit

Buy on Amazon at $89

Read Our Full Review

Reddit Feedback
U
“I saw a couple of videos showing the Dorman Exhaust Clamps and they look promising to at least quiet the truck exhaust d...”➕
U
“Worked great for a 2010 on drivers side. Solved the tick from exhaust leak.”➕
U
“Bought the Dorman bracket to clamp it but I assume others will break sooner than later.”➕
Snoop Score Breakdown
Sentiment
6.0
Popularity
5.9
Feautures
8.6
✅ Recommended

Other Products the Community Recommends

Performance EnhancementAftermarket ReplacementsCustom Repair Projects
A-Premium Left Engine Exhaust Manifold Kit
7.5
A-Premium Left Engine Exhaust Manifold Kit

Buy on Amazon at $71

Read Our Full Review

Reddit Feedback
U
“I'm 10 months into one without an issue.”➕
U
“Yes. The cheapo ones with the expansion bits like pictured work great.”➕
U
“I definitely don’t feel that “push you in the seat” acceleration.”➕
Snoop Score Breakdown
Sentiment
6.2
Popularity
3.4
Feautures
9.3
✅ Recommended
A-Premium Right Side Exhaust Manifold with Gaskets
6.9
A-Premium Right Side Exhaust Manifold with Gaskets

Buy on Amazon at $64

Read Our Full Review

Reddit Feedback
U
“Put one of these chepo ones on and there is nothing wrong with it so far.”➕
U
“Yes. The cheapo ones with the expansion bits like pictured work great.”➕
U
“Looking at an AC compressor. Half the price of the popular auto parts stores.”➕
Snoop Score Breakdown
Sentiment
6.0
Popularity
6.9
Feautures
7.1
✅ Recommended

Products You Will Return...

A-Premium Left Exhaust Manifold with Gasket & Bolts
1.3
A-Premium Left Exhaust Manifold with Gasket & Bolts

Buy on Amazon at $85

Read Our Full Review

Reddit Feedback
U
“The bigger risk with the cheap ones is probably less about the construction and more about whether it fits up properly w...”➕
U
“has anyone heard of them and what are you experience with them are they cheaply made any known defects?”➕
U
“Quoted 1,600 to repair my exhaust manifold bolts and new gaskets (to fix hemi tick). Is this a good price.”➕
Snoop Score Breakdown
Sentiment
3.8
Popularity
0.5
Feautures
0.7
❌ Not Recommended
Dorman 674-940 Exhaust Manifold Kit
1.6
Dorman 674-940 Exhaust Manifold Kit

Buy on Amazon at $79

Read Our Full Review

Reddit Feedback
U
“Nope. No Dorman for me.”➕
U
“I would not recommend Magnaflow.”➕
U
“In my opinion just get the DT LT’s.”➕
Snoop Score Breakdown
Sentiment
3.0
Popularity
0.9
Feautures
1.4
❌ Not Recommended

Compare On All Talked About Dimensions

Product NameImagePriceScoreCompareSee DetailsBuy Now
AUTOSAVER88 Exhaust Manifold Catalytic ConverterAUTOSAVER88 Exhaust Manifold Catalytic Converter$142
9.3
DetailsBuy
Dorman 674-773 Exhaust Manifold KitDorman 674-773 Exhaust Manifold Kit$89
7.5
DetailsBuy
A-Premium Left Engine Exhaust Manifold KitA-Premium Left Engine Exhaust Manifold Kit$71
7.5
DetailsBuy
A-Premium Right Side Exhaust Manifold with GasketsA-Premium Right Side Exhaust Manifold with Gaskets$64
6.9
DetailsBuy
Dorman 674-937 Exhaust Manifold KitDorman 674-937 Exhaust Manifold Kit$89
6.8
DetailsBuy
Dorman 674-685 Exhaust Manifold KitDorman 674-685 Exhaust Manifold Kit$84
6.0
DetailsBuy
A-Premium Right Exhaust Manifold KitA-Premium Right Exhaust Manifold Kit$59
5.8
DetailsBuy
A-Premium Right Exhaust Manifold with Hardware KitA-Premium Right Exhaust Manifold with Hardware Kit$79
5.3
DetailsBuy
A-Premium Engine Exhaust Manifold W/Gasket & Bolts & NutsA-Premium Engine Exhaust Manifold W/Gasket & Bolts & Nuts$76
4.9
DetailsBuy
Dorman 674-152 Driver Side Exhaust Manifold KitDorman 674-152 Driver Side Exhaust Manifold Kit$89
4.9
DetailsBuy
A-Premium Exhaust Manifold with Gasket and BoltsA-Premium Exhaust Manifold with Gasket and Bolts$98
3.3
DetailsBuy
Dorman 674-905 Exhaust Manifold KitDorman 674-905 Exhaust Manifold Kit$96
3.0
DetailsBuy
Dorman 674-940 Exhaust Manifold KitDorman 674-940 Exhaust Manifold Kit$79
1.6
DetailsBuy
A-Premium Left Exhaust Manifold with Gasket & BoltsA-Premium Left Exhaust Manifold with Gasket & Bolts$85
1.3
DetailsBuy

Products that are Best For...

Revamp your engine’s performance with top-rated picks. These community-approved manifolds are experts’ first choice for reliability and value.

Performance Enhancement
AUTOSAVER88 Exhaust Manifold Catalytic Converter

The AUTOSAVER88 catalytic converter is designed to improve engine efficiency and sound, making it suitable for drivers looking to enhance their vehicle's performance. Additionally, the higher efficien...

Buy on AmazonRead our full review
Aftermarket Replacements
AUTOSAVER88 Exhaust Manifold Catalytic Converter

This product serves as a reliable replacement for aging or damaged factory exhaust manifolds, with a direct fit design that simplifies installation. Positive feedback highlights the ease of installati...

Buy on AmazonRead our full review
Custom Repair Projects
A-Premium Left Engine Exhaust Manifold Kit

The exhaust manifold's compatibility with Ford Mustang models makes it suitable for custom modifications. However, some users express concerns about fitment, suggesting that careful consideration is n...

Buy on AmazonRead our full review
Routine Maintenance
A-Premium Left Engine Exhaust Manifold Kit

The product is positioned as a practical choice for routine maintenance, promoting safety and emission standards. Users have noted its affordability and effectiveness, though there are warnings about ...

Buy on AmazonRead our full review

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