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Mazda RX-8 Oxygen Sensor

We have 6 Items In-stock. Select a year to continue.
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Mazda RX-8 Oxygen Sensor, Replacement After Catalytic Converter Oxygen Sensor - 4-wire, Minor Modifications

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$36.49 $43.06 You Save $6.57 (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

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  • Brand SKU#: Replacement USOS-4000
  • Location: After Catalytic Converter
  • Type: 4-wire
  • Product Fit: Minor Modifications
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: 1-2 Business Days
  • Includes: Butt type connectors, without plug
  • Mounting Style: Threaded-in
  • Notes: Designed to fit screw-in type bungs; May not be compatible with flanges
  • Warranty: 1-year, unlimited-mileage warranty
  • Wire Length: 5.91 in.
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Fits the following Mazda RX-8 Years

  • 2006-2008 | All Submodels | All Engines

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.

  • Brand SKU#: Denso 234-4349
  • Location: After Catalytic Converter
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: Same day - 1 business day
  • Warranty: 1 year Denso limited warranty
  • Wire Length: 10.6 in.
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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, Bosch Downstream Oxygen Sensor - 4-wire, Universal new

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$47.44 $55.98 You Save $8.54 (15%)
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Bosch invented the automotive oxygen sensor and is the number one choice of vehicle manufacturers around the world. Properly functioning oxygen sensors are important when it comes to your vehicles fuel efficiency and reducing harmful exhaust emissions.

Specifications:
  • 4-wire

Features:
  • Constructed of premium ceramic technology that incorporates Zirconia or Titania and Yttrium for superior protection against mechanical and thermal shock
  • Patented catalytically activated fine particle filter prevents contamination for extended life and ensures precise voltage to the engine's emission control computer, while a second filter doubles protection against exhaust gas contamination is thereby increasing its sensor life
  • Prevents premature failure of the catalytic converter
  • Snug fitting OE-style silicone boots ensure proper fit, function, and appearance
  • Rigorously tested for perfect performance while saving money in fuel costs
  • Direct plug-in, no cutting or splicing required
  • Brand SKU#: Bosch 15740
  • Location: Downstream
  • Type: 4-wire
  • Product Fit: Universal
  • Quantity Sold: Sold Individually
  • Anticipated Ship Out Time: Same day - 1 business day
  • Warranty: 1 year or unlimited-mileage Bosch limited warranty
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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 | 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 | 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 | R3 | 2 Cyl 1.3L
  • 2009-2010 | Sport | 2 Cyl 1.3L
  • 2011 | R3 | 2 Cyl 1.3L
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Mazda RX-8 Oxygen Sensor, NTK After Catalytic Converter Oxygen Sensor - 4-wire, Direct Fit

$117.37 $349.04 You Save $231.67 (66%)
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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
  • 17.72 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.
  • Brand SKU#: NTK 22506
  • Location: After Catalytic Converter
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: Same day - 1 business day
  • Mounting Style: Non-flanged
  • Notes: Ships to U.S. addresses only. Cannot be shipped internationally.
  • Warranty: NGK limited warranty
  • Wire Length: 17.72 in.
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Fits the following Mazda RX-8 Years

  • 2004-2007 | Base | All Engines
  • 2005 | Shinka | All Engines
  • 2008-2009 | GS | All Engines
  • 2008-2009 | Touring | All Engines
  • 2008-2010 | GT | All Engines
  • 2008-2010 | Grand Touring | All Engines
  • 2008-2010 | Sport | All Engines
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Mazda RX-8 Oxygen Sensor, Walker Products Before Catalytic Converter Oxygen Sensor - 4-wire, Direct Fit

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$106.61 $125.80 You Save $19.19 (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
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
  • Brand SKU#: Walker Products 250-54031
  • Location: Before Catalytic Converter
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: 1-2 Business Days
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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, Delphi Rear Oxygen Sensor - 4-wire, Direct Fit

$145.95 $220.40 You Save $74.45 (34%)
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Availability: In Stock
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Delphi OE Connector Oxygen Sensor After Catalyst - Located in Main Catalyst
  • Brand SKU#: Delphi W0133-1836719
  • Location: Rear
  • Type: 4-wire
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Anticipated Ship Out Time: 1-2 Business Days

Fits the following Mazda RX-8 Years

  • 2004-2011 | All Submodels | All Engines

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