HomeExhaust > Exhaust ManifoldsDorman 674-936 Exhaust Manifold
Part #: 674-936

Dorman 674-936 Exhaust Manifold

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4 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mazda, 6
Easy Returns — Return within 60 days for a full refund
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Durable Stainless Steel Exhaust Manifold for Mazda 6

The Dorman 674-936 exhaust manifold is designed specifically for Mazda 6 models, providing a reliable and precise fit. Crafted from stainless steel with a natural finish, this exhaust manifold ensures long-lasting performance and resistance to corrosion.

  • Constructed from high-quality stainless steel for durability
  • Natural color finish complements engine components
  • Round port shape for optimal exhaust flow
  • Includes mounting hardware for straightforward installation
  • Comes with exhaust manifold gasket and flange gasket
  • Compatible with Mazda 6 vehicles

Product Details and Specifications

The Dorman 674-936 exhaust manifold features a regular grade type construction, balancing strength and cost-effectiveness. Its round port shape is engineered to match the exhaust ports on Mazda 6 engines, ensuring efficient exhaust gas evacuation. The package includes the exhaust manifold itself, one manifold gasket, one flange gasket, and two studs, providing all necessary components for a complete installation. While this manifold does not include a heat shield, it is designed to withstand high operating temperatures typical of exhaust systems.

Compatible Vehicles and Applications

This exhaust manifold is compatible with Mazda 6 models, making it a suitable replacement part for those seeking to restore or maintain their vehicle's exhaust system. It addresses common exhaust manifold issues such as leaks, cracks, and corrosion that can affect engine performance and emissions.

  • Resolves exhaust leaks caused by manifold cracks or warping
  • Replaces corroded or rusted manifolds to restore exhaust integrity
  • Improves exhaust flow consistency for smoother engine operation
  • Helps reduce engine noise related to manifold damage

Installation Notes and Tips

Installation of the Dorman 674-936 exhaust manifold should be performed by a qualified technician or experienced DIYer. Ensure all old gasket material is thoroughly cleaned from the mounting surfaces before installation. Use the included mounting hardware and gaskets to secure the manifold properly, and torque bolts to manufacturer specifications to prevent leaks. Since the manifold does not include a heat shield, verify that surrounding components have adequate heat protection.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and fitment. The 674-936 exhaust manifold undergoes quality checks to ensure durability and proper function. Warranty coverage details can be obtained from the product documentation or Dorman directly, offering peace of mind with your purchase.

BrandDorman
Part Number674-936
ColorNatural
Gasket Or Seal IncludedYes
Grade TypeRegular
Heat Shield IncludedNo
MaterialStainless Steel
Mounting Hardware IncludedYes
Package ContentsExhaust Manifold; 1 Manifold Gasket; 1 Flange Gasket; 2 Studs; 2 Nuts
Port ShapeRound

This part fits 4 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2005Mazda62.3LL4N/Aw/Federal Emissions; To 4/26/05
2005Mazda6Manual2.3LL4N/ATo 4/26/05; w/California Emissions
2004Mazda62.3LL4N/Aw/Federal Emissions
2003Mazda62.3LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

101564L32713450B

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.