2011 Mazda 3 Exhaust Manifold and Headers

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Keep Your 2011 Mazda 3 in Top Shape with Quality Exhaust Manifold and Headers

Whether you’re repairing or upgrading your Exhaust Manifold and Header, using high-quality parts is key to keeping your 2011 Mazda 3 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Exhaust Manifold and Headers. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 2011 Mazda 3 Exhaust Manifold and Header at Advance Auto Parts is around $855.00, with a range that starts at $214.99 and goes up to $1,212.00. With 3 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16860, Flowtech Upright Headers, 12160FLT, and MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51440 start at just $214.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Exhaust Manifold and Header, don’t forget to check out other key components like Catalytic Converters and Exhaust Mufflers. At Advance Auto Parts, we’re here to help you keep your 2011 Mazda 3 in peak condition, inside and out.

Essential 2011 Mazda 3 Exhaust Manifold and Headers

MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51440 (Part No.51440)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51440

from

$1138.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 51440. 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 2010-2013 Mazda 3 2.5L & 2012-2015 Mazda 5 2.5L. MagnaFlow 51440 includes (8) Nuts, (2) Flange Gaskets and interchanges with OE parts L512-20-50X, L512-20-50XA, L512-20-50XC, L520-20-50X, L520-20-50XA, L520-20-50XC, L572-20-50X, L577-20-50X, L577-20-50XA, L579-20-50X, L579-20-50XA. 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, 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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MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49345 (Part No.49345)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 49345

from

$898.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 49345. 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 49345 includes (2) Flange Gaskets and interchanges with OE parts L3B4-20-50X, L3B4-20-50XA, L3B4-20-50XB, L3B4-20-50XC, L3B4-20-50XD, L3B4-20-50XE, L3C1-20-50X, L3C1-20-50XB, LF14-20-50X, LF14-20-50XA, LF14-20-50XB, LF14-20-50XC, LF14-20-50XE, LF14-20-50XG, LF62-20-50X, LF62-20-50XB. 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 California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter, 5531786 (Part No.5531786)

MagnaFlow California Grade Carb Compliant Direct-Fit Manifold Catalytic Converter, 5531786

from

$1478.00
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Manifold Catalytic Converter 5531786. 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 2007-2009 Mazda 3 2.3L & 2008-2010 Mazda 5 2.3L. MagnaFlow 5531786 includes (2) Flange Gaskets and interchanges with OE parts L3B4-20-50X, L3B4-20-50XA, L3B4-20-50XB, L3B4-20-50XC, L3B4-20-50XD, L3B4-20-50XE, L3C1-20-50X, L3C1-20-50XB, LF14-20-50X, LF14-20-50XA, LF14-20-50XB, LF14-20-50XC, LF14-20-50XE, LF14-20-50XG, LF62-20-50X, LF62-20-50XB. 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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Walker – Walker CalCat CARB Direct Fit Catalytic Converter with Integrated Exhaust Manifold Overall Length 35.000 IN, 84353 (Part No.84353)

Walker CalCat CARB Direct Fit Catalytic Converter with Integrated Exhaust Manifold Overall Length 35.000 IN, 84353

from

$1141.00
Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat direct-fit catalytic converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles and delivers a precise OE-style fit. Walker CalCat catalytic converters are thoroughly tested to ensure they meet CARB performance requirements.
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Walker – Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16860 (Part No.16860)

Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16860

from

$1212.00
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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Most Popular Exhaust Manifold and Headers for 2011 Mazda 3s

Enhance your 2011 Mazda 3 with one of the 3 Exhaust Manifold and Headers we have in stock, starting at just $214.99.

Walker – Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16860 (Part No.16860)

Walker Ultra EPA Direct Fit Catalytic Converter with Integrated Exhaust Manifold, 16860

from

$1212.00
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

MagnaFlow – MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51440 (Part No.51440)

MagnaFlow Oem Grade Federal / Epa Compliant Direct-Fit Manifold Catalytic Converter, 51440

from

$1138.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 51440. 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 2010-2013 Mazda 3 2.5L & 2012-2015 Mazda 5 2.5L. MagnaFlow 51440 includes (8) Nuts, (2) Flange Gaskets and interchanges with OE parts L512-20-50X, L512-20-50XA, L512-20-50XC, L520-20-50X, L520-20-50XA, L520-20-50XC, L572-20-50X, L577-20-50X, L577-20-50XA, L579-20-50X, L579-20-50XA. 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.
See More

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.”
See More

FAQs for 2011 Mazda 3 Exhaust Manifold and Headers

What are the best-selling Exhaust Manifold and Headers for 2011 Mazda 3s?

Out of 3 Exhaust Manifold and Headers that fit 2011 Mazda 3s, the following parts are the top sellers:

What’s the price range for 2011 Mazda 3 Exhaust Manifold and Headers?

The prices of Exhaust Manifold and Headers for the 2011 Mazda 3 range from $214.99 up to $1,212.00 for the most premium parts.

What is the average price of an Exhaust Manifold and Header for a 2011 Mazda 3?

The average price for Exhaust Manifold and Headers for the 2011 Mazda 3 is $855.00. Keep in mind the variety of part types within our Exhaust Manifold and Header category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Exhaust Manifold and Headers for other Mazda 3 model years?

Yes, we carry Exhaust Manifold and Headers for 11 model years of Mazda 3s between 2004 and 2016. The following model years are the most popular for Exhaust Manifold and Header purchases: 2013, 2012, 2010, 2009, 2008, 2007, 2006, 2005, and 2004.

What are the cheapest Exhaust Manifold and Headers for my 2011 Mazda 3?

The cheapest 2011 Mazda 3 Exhaust Manifold and Headers we carry are:

Does Advance Auto Parts sell Exhaust Manifold and Headers for any other 2011 Mazda models?

Yes. We stock Exhaust Manifold and Headers for 2 other popular 2011 Mazda models. Some of the most popular are 2011 Tribute Exhaust Manifold and Headers, 2011 CX-7 Exhaust Manifold and Headers, and 2011 MX-5 Miata Exhaust Manifold and Headers.

What types of Exhaust Manifold and Headers do you sell for my 2011 Mazda 3?

We currently have just 1 Exhaust Manifold and Header in stock for a 2011 Mazda 3, and as of 8/2/26, it is an Exhaust Manifold and Header.

Can I get help with 2011 Mazda 3 Exhaust Manifold and Header orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mazda Exhaust Manifold and Headers and more.

What is your return policy for Mazda 3 Exhaust Manifold and Headers?

Advance Auto Parts keeps returns simple. For new Mazda 3 Exhaust Manifold and Headers and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.