Mazda 6 Exhaust Manifold and Headers

Your One-Stop Shop For Trusted Mazda 6 Exhaust Manifold and Headers

If you’re in search of Mazda 6 Exhaust Manifold and Headers aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 13 Exhaust Manifold and Headers from top brands with prices ranging from $214.99 to $1,378.00.

Beyond great prices, we stock trusted brands manufacturing all types of Exhaust Manifold and Headers for your Mazda 6.

And don’t forget to read customer reviews across all Exhaust Manifold and Headers categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Exhaust Manifold and Headers have to cost top dollar, and we prove it. Browse our top Mazda 6 Exhaust Manifold and Headers below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

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Essential Mazda 6 Exhaust Manifold and Headers

MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 22-123 (Part No.22-123)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 22-123

from

$1378.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 22-123. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. MagnaFlow 22-123 includes (4) Bolts, (1) Flat Ring Gasket, (2) Split Lock Washers and interchanges with OE parts PE03-20-50XA, PY31-20-50X, PY42-20-50X, PY47-20-50X, PY81-20-50X, PY97-20-50X. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
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Dorman – Dorman Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME, 674-866 (Part No.674-866)

Dorman Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME, 674-866

from

$404.99
This catalytic converter with integrated exhaust manifold – a.k.a. manifold converter – is precision-engineered to match the original equipment on specific vehicle years, makes and models for a reliable replacement.
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Walker – Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16878 (Part No.16878)

Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16878

from

$1109.00
Designed to comply with EPA emissions requirements while delivering premium performance with assured compliance, Walker Ultra EPA-compliant manifold converters are available for import and domestic OBDII (1996 and newer) vehicles and feature an OE-style high-technology washcoat.
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MagnaFlow – MagnaFlow California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter, 452864 (Part No.452864)

MagnaFlow California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter, 452864

from

$846.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Manifold Catalytic Converter 452864. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Manifold Catalytic Converter is designed to fit the 2003-2004 Mazda 6 3.0L. MagnaFlow 452864 includes (2) Nuts, (1) Flange Gasket and interchanges with OE parts AJ57-20-55XA, AJ57-20-55XB, AJ57-20-55XC, AJB4-20-55XB. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51328 (Part No.51328)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51328

from

$714.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 51328. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Manifold Catalytic Converter is designed to fit the 2003-2005 Mazda 6 3.0L. MagnaFlow 51328 includes (2) Nuts, (1) Flange Gasket and interchanges with OE parts AJ57-20-55XA, AJ57-20-55XB, AJ57-20-55XC, AJB4-20-55XB. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 52312 (Part No.52312)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 52312

from

$1122.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 52312. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Manifold Catalytic Converter is designed to fit the 2006-2007 Mazda 6 2.3L & 2007-2012 Mazda CX-7 2.3L. MagnaFlow 52312 includes (4) Nuts, (1) Donut Gasket, (1) Flange Gasket and interchanges with OE parts L380-20-50XE, L380-20-50XF, L3D4-20-50XC, L3K2-20-50X, L3K2-20-50XA, L3L9-20-50X. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
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Flowtech – Flowtech Upright Headers, 12160FLT (Part No.12160FLT)

Flowtech Upright Headers, 12160FLT

from

$214.99
“This Flowtech header features CNC mandrel-bent primary tubes that provide consistent tubing diameters for smooth flow of the exhaust pulse and increase the cylinder scavenging of the exhaust to improve engine breathing. The primary tubes are constructed from heavy duty 16-gauge 409SS tubing for increased strength and durability. This header uses a 2.5″” collector for maximum strength and exhaust flow and includes a welded-in collector merge spear to help control exhaust gas re-entry into the primary tubes. The header also features an extra thick flange for a leak-free seal and maximum strength.”
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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51910 (Part No.51910)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51910

from

$624.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 51910. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Manifold Catalytic Converter is designed to fit the 2006-2008 Mazda 6 3.0L. MagnaFlow 51910 includes (2) Nuts, (2) Bolts, (1) Flange Gasket and interchanges with OE parts AJ48-20-50X, AJ48-20-50XA, AJ48-20-50XB, AJ48-20-50XC. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
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Dorman – Dorman Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME, 674-838 (Part No.674-838)

Dorman Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME, 674-838

from

$485.99
This catalytic converter with integrated exhaust manifold – a.k.a. manifold converter – is precision-engineered to match the original equipment on specific vehicle years, makes and models for a reliable replacement.
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Dorman – Dorman Direct Fit Exhaust Manifold: without Heat Shield, 674-936 (Part No.674-936)

Dorman Direct Fit Exhaust Manifold: without Heat Shield, 674-936

from

$638.99
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.
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Walker – Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16875 (Part No.16875)

Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16875

from

$1041.00
Designed to comply with EPA emissions requirements while delivering premium performance with assured compliance, Walker Ultra EPA-compliant manifold converters are available for import and domestic OBDII (1996 and newer) vehicles and feature an OE-style high-technology washcoat.
See More

Dorman – Dorman Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME, 674-837 (Part No.674-837)

Dorman Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME, 674-837

from

$475.99
This catalytic converter with integrated exhaust manifold – a.k.a. manifold converter – is precision-engineered to match the original equipment on specific vehicle years, makes and models for a reliable replacement.
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Dorman – Dorman Manifold Converter – Not CARB Compliant, 674-688 (Part No.674-688)

Dorman Manifold Converter - Not CARB Compliant, 674-688

from

$1249.00
This catalytic converter with integrated exhaust manifold – a.k.a. manifold converter – is precision-engineered to match the original equipment on specific vehicle years, makes and models for a reliable replacement.
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Exhaust Manifold and Headers Brands You Can Trust For Your Mazda 6

4 trusted brands of Exhaust Manifold and Headers line our shelves, ready to help keep your Mazda 6 running smooth. Below are some of the most popular brands and their top Exhaust Manifold and Headers offerings:

Most Purchased Mazda 6 Exhaust Manifold and Headers from MagnaFlow

When you buy the most frequently purchased MagnaFlow brand Exhaust Manifold and Headers, you can be confident it will be the right part for your Mazda 6. Here are the MagnaFlow Exhaust Manifold and Headers Advanced Auto customers buy the most:
MagnaFlow California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter, 452864
from $846.99
This product is not rated
MagnaFlow California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter, 452864
Exhaust Manifold and Headers
Dorman Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME, 674-837
from $475.99
This product is not rated
Dorman Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME, 674-837
Exhaust Manifold and Headers
Dorman Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME, 674-866
from $404.99
This product is not rated
Dorman Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME, 674-866
Exhaust Manifold and Headers

FAQs for Mazda 6 Exhaust Manifold and Headers

What are the most purchased Exhaust Manifold and Headers for the Mazda 6?

Out of 13 Exhaust Manifold and Headers for the Mazda 6, the most popular in our inventory are:
Dorman Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME, 674-866
from $404.99
This product is not rated
Dorman Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME, 674-866
Exhaust Manifold and Headers
MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51910
from $624.99
This product is not rated
MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51910
Exhaust Manifold and Headers
Dorman Direct Fit Exhaust Manifold: without Heat Shield, 674-936
from $638.99
This product is not rated
Dorman Direct Fit Exhaust Manifold: without Heat Shield, 674-936
Exhaust Manifold and Headers