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Mazda RX-8 Oxygen Sensor

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Mazda RX-8 Oxygen Sensor, Replacement After Catalytic Converter Oxygen Sensor - 4-wire, Minor Modifications

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$35.34 $41.70 You Save $6.36 (15%)
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UNIVERSAL TYPE OXYGEN SENSOR, HEATED, 4-WIRE, SOLD INDIVIDUALLY

This REPLACEMENT oxygen sensor is crafted from high quality materials - stainless steel shell, hex nut, shield, Teflon-covered insulated wires, high-temperature rubber internal and external seals, and threaded tube coated with anti-seize compound.

Tested to ensure highest level of quality and reliability; it helps to reduce harmful emissions and extends catalyst life.

Notes: May not be compatible with flanges. May require minor modifications

View Installation Instruction

Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in a wide range of OE replacement auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.

  • Sku#: USOS-4000
  • Brand: Replacement
  • Location: After Catalytic Converter
  • Type: 4-wire
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement

Fits the following Mazda RX-8 Years

  • 2006-2008 | All Submodels | All Engines

Mazda RX-8 Oxygen Sensor, Bosch Rear Oxygen Sensor

$102.95 $204.74 You Save $101.79 (50%)
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Bosch Oxygen Sensor - Located in Main Catalyst
  • Sku#: W0133-1824254
  • Brand: Bosch
  • Location: Rear
  • Quantity Sold: Sold Individually

Fits the following Mazda RX-8 Years

  • 2004-2007 | Base | 2 Cyl 1.3L
  • 2005 | Shinka | 2 Cyl 1.3L
  • 2008 | 40th Anniversary Edition | 2 Cyl 1.3L
  • 2008 | GS | 2 Cyl 1.3L
  • 2008 | GT | 2 Cyl 1.3L
  • 2008 | Grand Touring | 2 Cyl 1.3L
  • 2008 | Sport | 2 Cyl 1.3L
  • 2008 | Touring | 2 Cyl 1.3L
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Mazda RX-8 Oxygen Sensor, Denso After Catalytic Converter Oxygen Sensor - 4-wire, Direct Fit

$96.02 $113.30 You Save $17.28 (15%)
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DENSO SUPER CLASS FIRST TIME FIT OXYGEN SENSOR

Denso Super Class First Time Fit Oxygen Sensors are specifically designed to meet the challenging demands of today's engines. Each of Denso's Oxygen Sensor is constructed from the highest quality materials available. Manufactured to the OE standards and subjected to rigorous safety and performance tests.

Specifications:
  • 4-wire
  • 10.6 in. lead wire

Features:
  • Constructed from high quality stainless steel, porous polytetrafluoroethylene, fluorine rubber, aluminum oxide, high-grade platinum, and ceramics
  • Double protection layer
  • Aluminum oxide trap layer
  • Porous PTFE filter
  • Stainless steel housing
This part does not require wire cutting.

  • Sku#: NP2344349
  • Brand: Denso
  • Location: After Catalytic Converter
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement

Fits the following Mazda RX-8 Years

  • 2004-2007 | Base | 2 Cyl 1.3L
  • 2005 | Shinka | 2 Cyl 1.3L
  • 2008 | 40th Anniversary Edition | 2 Cyl 1.3L
  • 2008-2009 | GS | 2 Cyl 1.3L
  • 2008-2009 | Touring | 2 Cyl 1.3L
  • 2008-2011 | GT | 2 Cyl 1.3L
  • 2008-2011 | Grand Touring | 2 Cyl 1.3L
  • 2008-2011 | Sport | 2 Cyl 1.3L
  • 2009-2011 | R3 | 2 Cyl 1.3L
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Mazda RX-8 Oxygen Sensor, Walker Products After Catalytic Converter Oxygen Sensor - 4-wire, Direct Fit

$82.36 $97.18 You Save $14.82 (15%)
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WALKER PRODUCTS OXYGEN SENSOR

Walker Products Oxygen Sensors are made to improve engine response and performance. Their typical life expectancy ranges from 30,000 to 60,000 miles if accompanied with regular preventive maintenance while heated oxygen sensors can last 100,000 miles or more.

Specifications:
  • 4-wire
  • Planar design
  • Heated
Features:
  • Improves car's engine response and gas mileage
  • Effectively lowers emissions upon replacing its tired old oxygen sensor
  • Exceeds OE specifications and test requirements
  • Sku#: 25024131
  • Brand: Walker Products
  • Location: After Catalytic Converter
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement

Fits the following Mazda RX-8 Years

  • 2004-2007 | Base | 2 Cyl 1.3L
  • 2005 | Shinka | 2 Cyl 1.3L
  • 2008 | 40th Anniversary Edition | 2 Cyl 1.3L
  • 2008 | GS | 2 Cyl 1.3L
  • 2008 | GT | 2 Cyl 1.3L
  • 2008 | Grand Touring | 2 Cyl 1.3L
  • 2008 | Sport | 2 Cyl 1.3L
  • 2008 | Touring | 2 Cyl 1.3L
  • 2009 | GS | 2 Cyl 1.3L
  • 2009 | Touring | 2 Cyl 1.3L
  • 2009-2010 | GT | 2 Cyl 1.3L
  • 2009-2010 | Grand Touring | 2 Cyl 1.3L
  • 2009-2010 | Sport | 2 Cyl 1.3L
  • 2009-2011 | GT | 2 Cyl 1.3L
  • 2009-2011 | Grand Touring | 2 Cyl 1.3L
  • 2009-2011 | Sport | 2 Cyl 1.3L
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Mazda RX-8 Oxygen Sensor, NTK Before Catalytic Converter Oxygen Sensor - 4-wire, Direct Fit

$194.11 $553.86 You Save $359.75 (65%)
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NTK SUPER CLASS OE IDENTICAL OXYGEN SENSOR

NTK Oxygen Sensor combines expertise with innovation in order to control the fuel and ignition systems to optimize a car's performance in the areas of emissions and fuel economy.

Specifications:
  • 4-wire
  • 21.65 in. wire length
  • Non-flanged
  • Heated
Features:
  • Precision manufactured with a sensing element incorporating NTK's premier technical ceramics
  • Delivers superior fit, form, and function
  • Extensively tested to guarantee quality and reliability
Supplied with a factory-fitted OEM connector for easy installation. Direct plug-in, no cutting or splicing required.
  • Sku#: NG25673
  • Brand: NTK
  • Location: Before Catalytic Converter
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement

Fits the following Mazda RX-8 Years

  • 2004-2007 | Base | All Engines
  • 2005 | Shinka | All Engines
  • 2008 | GS | All Engines
  • 2008 | GT | All Engines
  • 2008 | Grand Touring | All Engines
  • 2008 | Sport | All Engines
  • 2008 | Touring | All Engines
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Mazda RX-8 Oxygen Sensor, Delphi Rear Oxygen Sensor - 4-wire, Direct Fit

$145.95 $220.40 You Save $74.45 (34%)
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Delphi Oxygen Sensor

The Delphi oxygen sensor is factory built to meet the most stringent OE standards, coupled with patented sensor construction, design and coatings, OE connectors and wire lengths.
  • OE-Equivalent.
  • Direct fit for easy installation.
  • OE Style connectors and wire lengths.
  • patented sensor construction
  • Engineered and manufactured to outlast and outperform previous sensor designs
Directly transferred to the aftermarket from Delphi’s collaboration with the world’s largest automakers, Delphi’s planar oxygen sensor line is factory built to meet the most stringent OE standards.

Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.

Warranty Information:
12 month - 12,000 mile limited warranty against defects in material and workmanship.


  • Sku#: W0133-1836719
  • Brand: Delphi
  • Location: Rear
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually

Fits the following Mazda RX-8 Years

  • 2004-2011 | All Submodels | All Engines

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