2003 Nissan Xterra Exhaust Manifold and Headers

Essential 2003 Nissan Xterra Exhaust Manifold and Headers

MagnaFlow – OEM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.49998)

OEM Grade Federal / EPA Compliant Manifold Catalytic Converter

from

$1482.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49998. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body 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 spun body 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. Designed to fit the 2002-2004 Nissan Xterra and 2002-2004 Nissan Frontier, this direct-fit catalytic converter also interchanges with OE parts 14002-9S210 and 208A0-F4525. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. 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:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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MagnaFlow – HM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.24381)

HM Grade Federal / EPA Compliant Manifold Catalytic Converter

from

$1186.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 24381. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body 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 spun body 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. Designed to fit the 2002-2004 Nissan Xterra and 2002-2004 Nissan Frontier, this direct-fit catalytic converter also interchanges with OE parts 14002-9S210 and 208A0-F4525. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. 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 Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-599)

Direct Fit Exhaust Manifold: With Heat Shield

from

$146.99
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
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Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-598)

Direct Fit Exhaust Manifold: With Heat Shield

from

$115.99
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
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Dorman – Manifold Converter – Not Carb Compliant – Not For Sale – NY – CA – ME (Part No.674-816)

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

from

$904.99
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
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Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-946)

Direct Fit Exhaust Manifold: With Heat Shield

from

$319.99
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

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-947)

Direct Fit Exhaust Manifold: With Heat Shield

from

$319.99
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
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Dorman – Catalytic Converter (Part No.H3000960482DOR)

Catalytic Converter

from

$930.87
EPA Federal Compliant – Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. More like a kit than a single part, many of our Exhaust Manifold with Integrated Catalytic Converter include gaskets and downpipe hardware for easier installation. Since this part is a direct replacement, the exact fit adds another layer of efficiency and convenience.

Product Features:
  • Includes heat-shield for protection of hoses, wiring, and other engine components (where applicable)
  • Cast iron or stainless tubular construction protects against warping and/or cracking
  • Leak-resistant for long-lasting performance
  • A rigorous quality inspection has been undertaken to ensure that this part conforms to product standards Installation Note: The manufacturer recommends the replacement of the oxygen sensor(s) when replacing the catalyst.
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MagnaFlow – HM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.24380)

HM Grade Federal / EPA Compliant Manifold Catalytic Converter

from

$1161.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 24380. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body 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 spun body 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. Designed to fit the 2002-2004 Nissan Xterra and 2002-2004 Nissan Frontier, this direct-fit catalytic converter also interchanges with OE parts 14002-9S200 and 208A0-F4525. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. 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 Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
See More

2003 Nissan Xterra Exhaust Manifold and Headers

Maybe you’re in the middle of a full rebuild of that 2003 Nissan Xterra. Maybe you just need a couple of Exhaust Manifold and Headers. Either way, Advance Auto Parts has 7 different Exhaust Manifold and Headers in our inventory ranging from $115.99 to $1,482.99. That means you can find the exact parts or products you need to keep that 2003 Nissan Xterra running smoothly.

Exhaust Manifold and Headers are only as good as their brand. We stock 2 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Nissan Xterra. Dorman and MagnaFlow are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Exhaust Manifold and Headers for your 2003 Nissan Xterra, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Exhaust Manifold and Headers to keep your 2003 Nissan Xterra rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Exhaust Manifold and Headers Brands To Make Your 2003 Nissan Xterra Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Nissan Xterra demands trusted brand parts and products to keep it running. Many trusted brands of Exhaust Manifold and Headers make up Advance Auto Parts’ inventory, and all are ready to help make your Xterra the best it can be. Be sure to browse some of our top Exhaust Manifold and Headers brands and parts.

Popular Dorman Exhaust Manifold and Headers

We carry Dorman parts in our stock across Exhaust Manifold and Headers categories, plus more. For a 2003 Nissan Xterra, our most popular Dorman Exhaust Manifold and Headers include:
Direct Fit Exhaust Manifold: With Heat Shield
from $115.99
(5)
Direct Fit Exhaust Manifold: With Heat Shield
Exhaust Manifold and Headers

FAQs for 2003 Nissan Xterra Exhaust Manifold and Headers

What are the most purchased Exhaust Manifold and Headers for the 2003 Nissan Xterra?

Out of 7 Exhaust Manifold and Headers for the 2003 Nissan Xterra, the most popular in our inventory are:
Direct Fit Exhaust Manifold: With Heat Shield
from $146.99
This product is not rated
Direct Fit Exhaust Manifold: With Heat Shield
Exhaust Manifold and Headers
HM Grade Federal / EPA Compliant Manifold Catalytic Converter
from $1161.99
This product is not rated
HM Grade Federal / EPA Compliant Manifold Catalytic Converter
Exhaust Manifold and Headers
HM Grade Federal / EPA Compliant Manifold Catalytic Converter
from $1186.99
This product is not rated
HM Grade Federal / EPA Compliant Manifold Catalytic Converter
Exhaust Manifold and Headers