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 12 Exhaust Manifold and Headers from top brands with prices ranging from $206.99 to $1,259.00.

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.

Please Select your Vehicle to See Exact Fit Parts

Essential Mazda 6 Exhaust Manifold and Headers

MagnaFlow – Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter (Part No.51974)

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

from

$894.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 51974. 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 2.3L. MagnaFlow 51974 includes (1) Donut Gasket, (1) Flange Gasket and interchanges with OE parts L327-13-450, L327-13-450A, L327-13-450B, L327-13-450C, L327-13-450F, L362-13-45X, L362-13-45XB, L362-13-45XC, L362-13-45XD, L362-13-45XE, L362-13-45XF. 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.

Product Features:
  • Durable 308 stainless steel MIG welds
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
See More

Dorman – Direct Fit Exhaust Manifold: without Heat Shield (Part No.674-936)

Direct Fit Exhaust Manifold: without Heat Shield

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.

Product Features:
  • Ideal replacement – this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
  • Reliable construction – durable materials resist warping, cracking and leaking for long-lasting performance
  • Complete repair – includes all necessary gaskets and downpipe hardware
  • Trustworthy design – built by industry leader in aftermarket manifolds
See More

MagnaFlow – Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter (Part No.51977)

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

from

$738.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 51977. 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 51977 includes (3) Nuts, (3) Bolts, (1) Flange Gasket and interchanges with OE parts AJ48-20-55X, AJ48-20-55XA, AJ48-20-55XB, AJ48-20-55XC. 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.

Product Features:
  • Durable 308 stainless steel MIG welds
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
See More

MagnaFlow – California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter (Part No.452864)

California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter

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.

Product Features:
  • Durable 308 stainless steel MIG welds
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
  • Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
See More

MagnaFlow – Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter (Part No.52312)

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

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.

Product Features:
  • Durable 308 stainless steel MIG welds
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
See More

Dorman – Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME (Part No.674-868)

Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME

from

$554.99
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.

Product Features:
  • Direct replacement – this manifold converter is designed to match the fit and performance of the original equipment on specific vehicles
  • Convenient kit – includes gaskets and downpipe hardware to simplify installation
  • Durable construction -manufactured within strict tolerances for reliable longevity
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
See More

Flowtech – Upright Headers (Part No.12160FLT)

Upright Headers

from

$206.99
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.

Product Features:
  • CNC Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increases the cylinder scavenging effect and improves engine breathing
  • Heavy duty 16-gauge 409SS tubing for increased strength and durability
  • 1-1/2″ primary tubing diameter for increased exhaust flow, increasing performance and improved throttle response
  • 2.5″ collector for maximum strength and exhaust flow
  • Extra thick header flange for a leak-free seal and maximum strength
  • Welded-in collector merge spears to control exhaust gas re-entry into primary tubes
See More

Dorman – Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME (Part No.674-838)

Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME

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.

Product Features:
  • Direct replacement – this manifold converter is designed to match the fit and performance of the original equipment on specific vehicles
  • Convenient kit – includes gaskets and downpipe hardware to simplify installation
  • Durable construction -manufactured within strict tolerances for reliable longevity
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
See More

MagnaFlow – Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter (Part No.51851)

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

from

$1259.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 51851. 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 2009-2013 Mazda 6 2.5L. MagnaFlow 51851 includes (1) Donut Gasket, (1) Flange Gasket and interchanges with OE parts L505-20-50X, L505-20-50XA, L505-20-50XB, L505-20-50XC, L505-20-50XD, L505-20-50XE, L506-20-50XA, L506-20-50XB, L506-20-50XC, L506-20-50XD, L506-20-50XE, L506-20-50XF, L506-20-50XG, L555-20-50XA, L555-20-50XB, L555-20-50XC. 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.

Product Features:
See More

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

Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME

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.

Product Features:
  • Direct replacement – this manifold converter is designed to match the fit and performance of the original equipment on specific vehicles
  • Convenient kit – includes gaskets and downpipe hardware to simplify installation
  • Durable construction -manufactured within strict tolerances for reliable longevity
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
See More

Walker – Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold (Part No.16875)

Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold

from

$944.99
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.

Product Features:
See More

MagnaFlow – Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter (Part No.51910)

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

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.

Product Features:
  • Durable 308 stainless steel MIG welds
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
See More

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:
Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter
from $1122.00
This product is not rated
Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter
Exhaust Manifold and Headers
Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter
from $894.99
This product is not rated
Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter
Exhaust Manifold and Headers
California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter
from $846.99
This product is not rated
California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter
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 12 Exhaust Manifold and Headers for the Mazda 6, the most popular in our inventory are:
Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold
from $944.99
This product is not rated
Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold
Exhaust Manifold and Headers
Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME
from $475.99
This product is not rated
Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME
Exhaust Manifold and Headers
Direct Fit Exhaust Manifold: without Heat Shield
from $638.99
This product is not rated
Direct Fit Exhaust Manifold: without Heat Shield
Exhaust Manifold and Headers