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Best Choice FHRHRY 
Wideband UEGO Air/Fuel Ratio Gauge 52mm (2-1/16”) with 4.9 LSU Sensor, Digital AFR Controller Gauge, Wideband O2 Control 【AIR/FUEL RATIO UEGO GAUGE】Our wideband O2 AFR gauge has a digital LED display and LED "needle" that changes color as thHM 
30-4110 Air Fuel Ratio Gauge 52mm with 4.9 LSU Sensor, Wideband Sensor WideBand A/F Ratio UEGO O2 Controller Gauge Kit Accurately measures air-fuel ratio with a 52mm wideband gauge for optimal engine performanceANDO RACING 
30-0300 X-Series 52mm (2-1/16”) Wideband UEGO Air/Fuel Ratio Gauge with LSU 4.9 Sensor Controller Gauge with Wideband Ox Wide Compatibility: The wideband o2 sensor gauge provides 0-5V analog and serial RS-232 output. Compatible with vehicle/AEM 
AEM 30-0300 X-Series Wideband UEGO AFR Sensor Controller Gauge The X-Series Wideband UEGO AFR Sensor Controller Gauge (PN 30-0300) features a modern, visually striking faceplate and nBest Value KIMISS 
KIMISS Air Fuel Ratio AFR Gauge Kit, 52mm Car Air Fuel Ratio Gauge LED Blue Digital for 12V 4/6/8 Cylinder Gasoline Vehi Fitment --------- Suitable for 12V, 4 / 6 / 8 cylinder and gasoline vehicle. Add the look and feel of a racing car to yoAUTO METER 
Auto Meter 3670 Sport-Comp II 2-1/16" Wideband Air/Fuel Ratio Analog Gauge Modern white LED through-the-dial lighting provides clear visibility during nighttime useGeneric 
2 in 1 Meter 52MM Narrowband Digital Air Fuel Ratio Gauge Kit 12 V Car Volmeter with O2 Oxygen Sensor Car Modification A ⭐2-in-1 car meter shows the air-fuel ratio and battery voltage, accurate and easy to view.HM OE 30-0300 X-Series Air Fuel Ratio Gauge 52mm(2-1/16") Wideband UEGO AFR Gauge with LSU 4.9 Sensor Standard 52mm diameter allows for easy installation in most popular vehicle gauge pods, dashboards, or center consoles fAUCELI AUCELI Car Digital Air Fuel Ratio Gauge, Universal Meter Kit, 2" 52mm & Blue LED Light Display 【Diameter】: 2"/52mm.BEALIFE BEALIFE 52mm AFR O2 UEGO Wideband Air Fuel Ratio Gauge Kit 30-4110 4.9 Probe Sensor Digital AFR Controller Gauge 30-4110 Accurately Read: This 52mm AFR O2 UEGO Wideband Air Ratio Gauge Kit accurately measures your vehicle's air ratio, ensuriInnovate Motorsports Innovate Motorsports 3892 38920 PSB-1: POWERSAFE Boost & AIR/Fuel Ratio Gauge KIT All-in-one, boost safety override and wideband air/fuel ratio gaugeIOIUSKKU IOIUSKKU Wideband 02 UEGO Air Fuel Ratio Gauge Kit Oxygen Afr Fuel Ratio Gauge Air Fuel Ratio Wideband Sensor Ratio Gaug Accurate Wideband 02 UEGO Gauge: Ensure precise air ratio readings with our reliable Wideband Sensor Kit. Easy to instalDAVRPES DAVRPES 17025 LSU 4.9 WideBand Oxygen Sensor PLX AEM 0258017025 30-4110 30-0300 30-0310 For Chevrolet Ford Honda Toyota ➤ Compatible Models ➜17025 upstream air fuel ratio wideband sensor suitable for 2013-2015 Chevrolet Cruze 1.4L 1.8L 2.0LVeulrn Veulrn Air Fuel Ratio Measurement Kit,LSUs 4.9 Sensor, 2-1/16 Inch 52mm Wideband UEGO Digital AFR Oxygen Sensor 06J90626 SaZaK SaZaK 2 in 1 Meter 52MM Narrowband Digital Air Fuel Ratio Gauge Kit 12 V Car Volmeter with O2 Oxygen Sensor Car Modifica 💌2-in-1 car meter shows the air-fuel ratio and battery voltage, accurate and easy to view.Generic Wideband 02 UEGO Air Fuel Ratio Gauge Kit Sensor Air Fuel Ratio Oxygen Sensor Oxygen Afr Car Wideband Ratio Gauge Accurate Wideband 02 UEGO Gauge: Ensure precise air ratio readings with our reliable Wideband Sensor Kit. Easy to instalOVAQUIXI OVAQUIXI 2in Air Fuel Ratio Gauge LED Display High Accuracy Air Fuel Ratio AFR Meter Universal for 12V Car Boats Motorcy : Made of ABS, the ABS shell is waterproof and dustproof, can withstand harsh environments and is not easy to damage. AfBoaTok BoaTok 30-0300 Wideband UGEO Air Fuel Ratio (AFR/Lambda) Gauge & Controller Kit - 52mm (2-1/16") Digital Gauge with LSU 【Excellent helper】 The wideband meter has a double-sided reversible panel with a 24-color LED display and a four-digit cARTILAURA ARTILAURA Wideband O2 Air/Fuel Ratio Gauge Kit LSU 4.9 Oxygen Sensor AFR Gauge Meter ARTILAURA 30-0300 X-Series Wideband O2 Air Fuel Ratio Gauge Kit LSU 4.9 0258017025 Oxygen Sensor AFR Gauge MeterYmiko Air Fuel Ratio Gauge, Universal Air Fuel Ratio Gauge Blue LED Indicator Meter 52mm Dia Auto Instrument 【SUPERIOR QUALITY MATERIAL】--- Constructed by high grade Plastic material for maximum durability and reliability, whichYmiko Air Fuel Ratio Gauge, Universal Air Fuel Ratio Gauge Blue LED Indicator Meter 52mm Dia Auto Instrument 【SUPERIOR QUALITY MATERIAL】--- Constructed by high grade Plastic material for maximum durability and reliability, whichInnovate Motorsports Innovate Motorsports 3924 39240 MTX-L Plus: Advanced Digital WIDEBAND AIR/Fuel Ratio Gauge KIT, 3 FT. Sensor Cable FASTER Sensor Frequency for faster O2 sensor feedbacktieedhfu tieedhfu Wideband 02 UEGO Air Fuel Ratio Gauge Kit Oxygen Oxygen Sensor Sensor Afr Air Fuel Ratio Ratio Gauge Wideband C Accurate Wideband 02 UEGO Gauge: Ensure precise air ratio readings with our reliable Wideband Sensor Kit. Easy to instalDenso Denso 234-9023 Air Fuel Ratio Sensor Manufactured to detect the amount of exhaust gas air fuel ratioDAVRPES DAVRPES 234-5015 Pre-Cat Sensor Air Fuel Ratio O2 Oxygen Sensor for Mazda 3 2006-2011 Sport 2009-2010 Mazda 5 2008-2010 ➤ Compatible Models ➜234-5015 pre-cat oxygen sensor suitable for Mazda 3 2006-2011 Mazda 3 Sport 2009-2010 Mazda 5 2008-Air-Fuel Ratio AUTO METER Auto Meter 3675 Sport-Comp II 2-1/16" Full Sweep Electric Air/Fuel Ratio Gauge Compatible with factory narrowband O2 sensors (0-1V)Denso Denso 234-9123 Oxygen Sensor (Air and Fuel Ratio Sensor) Manufactured to detect the amount of exhaust gas air fuel ratioAOYIGIBO 22690-AB010 234-4988 Rear Downstream Air Fuel Ratio Lambda O2 Oxygen Sensor Compatible With Subaru Impreza WRX Forester Quick response: The car oxygen sensor quickly responds to changes in exhaust oxygen concentration and is sensitive to chX AUTOHAUX X AUTOHAUX 39210-2G600 Air Fuel Ratio O2 Oxygen Sensor Replacement Front for Hyundai IX35 2.0L 2010 Plastic Fitment: for Hyundai IX35 2.0L 2010X AUTOHAUX X AUTOHAUX Air Fuel Ratio O2 Oxygen Sensor Replacement for Suzuki Vitara 1999-2003 30020694 250-241115 [] Oxygen sensor features double protection layer, aluminum oxide layer, PTFE filter and stainless steel housing.GlowShift GlowShift Tinted 7 Color Needle Air/Fuel Ratio Gauge GlowShift Tinted 7 Color Narrowband Air/Fuel Ratio Gauge Reads Vehicle's Air to Fuel Mixture from Lean, Optimal & Rich QCLSSLVVBN CLSSLVVBN Wideband 02 UEGO Air Fuel Ratio Gauge Kit Sensor Air Fuel Ratio Fuel Ratio Gauge Oxygen Sensor Oxygen Car Rati Accurate Wideband 02 UEGO Gauge: Ensure precise air ratio readings with our reliable Wideband Sensor Kit. Easy to instalGlowShift GlowShift Tinted 7 Color Needle Wideband Air/Fuel Ratio AFR Gauge - Includes Oxygen Sensor, Data Logging Output & Weld-i GlowShift Tinted 7 Color Series Analog Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to FuNECATUO NECATUO 234-9021 Upstream O2 Oxygen Sensor Heated Air Fuel Ratio Compatible with Toyota Avalon Sienna Solara Lexus ES300 Vehicle Fitment (234-9021 Upstream,Set of 1): Please check Amazon Fitment Filter and Description to see if this item wilAEM AEM (30-4110) UEGO Air/Fuel Ratio Gauge Interchangeable black and white faceplates included for customizing gauge appearance.Material:PlasticBDXHLOP Fit for Subaru Impreza 1.5 2.0 Legacy V 2.0 09-15 250-241098 Downstream Rear Air Fuel Ratio Lambda O2 Oxygen Sensor Lamb Fit for Subaru Impreza 1.5 2.0 Legacy V 2.0 09-15 250-241098 Downstream Rear Air Fuel Ratio Lambda O2 Oxygen Sensor.Tuningsworld 4 Pcs Air Fuel Ratio Oxygen Sensor Complete for Toyota Rav4 2001 2002 2003 8946742020 8946542090 8946542100 Fit for Toyota RAV4 2001 2002 2003WUISOLQP WUISOLQP Wideband 02 UEGO Air Fuel Ratio Gauge Kit Wideband Fuel Ratio Gauge Car Oxygen Sensor Sensor Ratio Gauge Air Fu Accurate Wideband 02 UEGO Gauge: Ensure precise air ratio readings with our reliable Wideband Sensor Kit. Easy to instalDAVRPES DAVRPES 22641-AA160 Air Fuel Ratio AFR Sensor Pre-Cat Upstream Oxygen O2 Sensor 1 for Subaru Outback EZ30 3.0L H6 2003 2 ➤ Compatible Models ➜22641-AA160 oxygen sensor suitable for Subaru Outback EZ30 3.0L H6 2003 2004 2005 2006 2007 2008 20DrCax DrCax 234-9081 Oxygen O2 Sensor Upstream Heated Air Fuel Ratio Compatible with Nissan Murano 2008-2010 3.5L Replace 2269 [PRECAUTIONS PURCHASE]: Please use Amazon's Your Garage function and verify the fitment of the autopart by the year/makeX AUTOHAUX X AUTOHAUX O2 Oxygen Sensor, Air Fuel Ratio, for Toyota Camry 2.4L 2003-2007, Metal, 234-9041, Black Vehicle Specific Fit: Suitable for Toyota Camry 2.4L 2003-2007 Upstream, for Toyota Camry 2.4L Electric/Gas 2007-2011 UpLiterary Licensing, LLC Optimum Power and Economy Air-Fuel Ratios for Liquefied Petroleum Gasses Generic Lambda Sensor for Subaru for Impreza 2000 2001 2002 2003 2004 22641-AA090 22641-AA042 Front Air Fuel Ratio Oxygen Sensor Lambda Sensor For Subaru For Impreza 2000 2001 2002 2003 2004 22641-AA090 22641-AA042 Front Air Fuel Ratio Oxygen SensorSG Store SG Store CNC Air Fuel Mixture Screw Adjuster Compatible with Keihin FCR FCR-MX Carb Compatible with Yamaha YZ250F YZ450F Fitment Range: Compatible with Keihin FCR & FCR-MX carburetors. Compatible with Honda, Compatible with Yamaha, CompatiblAUTO METER Autometer 2-1/16" Narrowband Air/Fuel Ratio, Lean-Rich, C2 (7175) ZDETGU ZDETGU Air Fuel Mixture Screw Fuel Adjusting Screw Carburetor Adjustment Screw Precision CNC Machined Aluminum with Desi [Numerically Calibrated for Easy Tuning] Featuring numerical calibration marks, this screw allows for precise and repeatGeneric CAR Upstream Air Fuel Ratio Oxygen Sensor 11788689862 for BMW 540i 740i 745e 840i M340i Z4 for X3 Lambda Sensor Applicable Model：CAR Upstream Air Fuel Ratio Oxygen Sensor 11788689862 For BMW 540i 740i 745e 840i M340i Z4 For X3 LambdIndependently published Field Burner Tuning: Applied Combustion Physics NTK NTK LZA07-MD16 Linear Gen-I Zirconia Air Fuel Ratio Sensor for Honda, Civic IV, 1.5i 16V, D15Z1, Lead Length 550 mm Designed to detect the oxygen content in the exhaust gasesDAVRPES DAVRPES 234-9123 Oxygen Sensor Air and Fuel Ratio Sensor Pre-cat Sensor 2349123 for Subaru Outback Legacy Forester Impre ➤ Compatible Models ➜234-9123 oxygen sensor suitable for 2006-2010 Subaru Forester 2.5L,2006-2011 Subaru Impreza 2.5I 2.X AUTOHAUX X AUTOHAUX Air Fuel Ratio O2 Oxygen Sensor Replacement for Nissan 370Z 3.7L 2009-2013 22690EN200 250-24741 Plastic [] Oxygen sensor features double protection layer, aluminum oxide layer, PTFE filter and stainless steel housing.DAVRPES DAVRPES LFH1-18-8G1 Pre-Cat Air Fuel Ratio Sensor O2 Oxygen Sensor 1 for Mazda 6 2.0 Diesel 2005-2007 Mazda 6 2.3L 2002- ➤ Compatible Models ➜LFH1-18-8G1 pre-cat oxygen sensor suitable for Mazda 6 2.0 Diesel 2005 2006 2007, for Mazda 6 2.3LDenso Denso 234-4396 Oxygen Sensor (Air and Fuel Ratio Sensor) Designed to detect the amount of oxygen in the exhaust systemMaxfavor 234-5015 Upstream Oxygen Sensor, Air Fuel Ratio Sensor fit 2009-2010 Mazda 3 Sport 2.0L, 2008-2010 Mazda 5 2.3L, 2006-20 🔧【Applications】: 234-5015*1 Upstream Oxygen Sensor Replacement for Mazda 3 2009 2010 Sport 2.0L,2008 2009 2010 Mazda 5AUTO METER Autometer 2-1/16" Narrowband Air/Fuel Ratio, Lean-Rich, Phantom (5775) Compatible with factory narrowband O2 sensors (0-1V)DOUKI 89467-26030 OEM Oxygen Sensor Air Fuel Ratio for Toyotaa Hiacee 2013 2KD KDH Car Accessories Lambda O2 Sensor 8946726030 🚗 Timely replacement: As soon as you notice a Check Engine Light, poor fuel economy, or an erratic idle engine, PleaseDenso Denso 234-9011 Air Fuel Ratio Sensor Efficient Fuel ConsumptionCMEFDC O2 Sensor Pyfa-18-8G1A for Mazda 6 Gh 2.5L Aten Air Fuel Ratio Sensor Function: Sensors improve engine performance and fuel efficiency by reducing CO and other harmful emissions, which extenDAVRPES DAVRPES 234-9108 Air Fuel Ratio Oxygen O2 Sensor Pre-Cat Sensor for 2011-2013 Subaru Forester 2.5L-H4, 2011-2013 Subaru ➤ Compatible Models ➜234-9108 pre-cat oxygen sensor suitable for 2010 2011 2012 2013 2014 Subaru Impreza WRX 2.5L H4 GasDrCax DrCax 234-4233 Oxygen O2 Sensor Downstream Heated Air Fuel Ratio Compatible with Toyota Corolla 2003-2008 Matrix 2003-20 [PRECAUTIONS PURCHASE]: Please use Amazon's Your Garage function and verify the fitment of the autopart by the year/makeDrCax DrCax 234-4261 Oxygen O2 Sensor Downstream Heated Air Fuel Ratio Compatible with Toyota Camry 4Runner RAV4 Solara Tacoma [PRECAUTIONS PURCHASE]: Please use Amazon's Your Garage function and verify the fitment of the autopart by the year/makeDAVRPES DAVRPES 22641-AA480 Pre-cat Air Fuel Ratio Sensor Oxygen O2 Sensor for Subaru Impreza 2.0L 4cyl 2005-2011, for Subaru Li ➤ Compatible Models ➜22641-AA480 pre-cat oxygen sensor suitable for Subaru Impreza 2.0L 4cyl 2005-2011, for Subaru LiberGeneric 17025 0258017025 LSU 4.9 5-Wire Lambda WideBand O2 Oxygen Sensor Compatible with AEM 30-4110, 30-0300, 30-0310 - X Serie IMPROVE ENGINE EFFICIENCY: Our high-performance wideband sensor constantly monitors the amount of oxygen in your car's eDenso Denso 234-9015 Air Fuel Ratio Sensor Efficient Fuel ConsumptionDenso Denso 234-4390 Oxygen Sensor (Air and Fuel Ratio Sensor) Designed to detect the amount of oxygen in the exhaust systemCREATESPACE Tuning programmable engine management: How to select, install and tune programmable engine management, working from a ho Denso Denso 234-4352 Oxygen Sensor (Air and Fuel Ratio Sensor) Designed to detect the amount of oxygen in the exhaust systemSTZJAYE STZJAYE 2Pcs Oxygen O2 Sensor 234-4445 234-9123, Automotive Replacement Air Fuel Ratio 02 Sensors Upstream Downstream Co OE Reference Part Number: Our automotive replacement oxygen o2 sensor upstream downstream can replaces 234-9123, 2349123Denso Denso 234-4521 Oxygen Sensor (Air and Fuel Ratio Sensor) Designed to detect the amount of oxygen in the exhaust systemDasbecan Dasbecan 234-9041 Oxygen Sensor Upstream Compatible with Lexus ES350 RX350 Toyota Camry Highlander Rav4 Solara Avalon Sc Compatible with Toyota: Camry 2.4L 2003-2007, Camry 2.4L Electric/Gas 2007-2011, Camry 3.5L 2007, Highlander 2.4L 2001-2DOSKJOK DOSKJOK 234-9005 O2 Oxygen Sensor Air Fuel Ratio Upstream Compatible with CRV 2.4L L4 02-04 Civic 1.3L L4 03-05 Civic 1. APPLICABLE MODELS - Air Fuel Ratio Sensor Upstream Compatible with CRV 2.4L L4 2002-2004 Civic 1.3L L4 2003-2005 Civic 1Dropwater Upstream Air Fuel Ratio Oxygen Sensor Compatible with NISSAN 370Z ALTIMA ARMADA FRONTIER MAXIMA MURANO Front O2 Sensor 2 Interchange Part Number: 234-9135X AUTOHAUX X AUTOHAUX Air Fuel Ratio O2 Oxygen Sensor Replacement for Kia Rio 2006-2011 1997290 250-24349 Aluminium [Material] Oxygen Sensor features a double protection layer, aluminum oxide layer, PTFE filter and stainless steel housiQIJIAUTO Automotive O2 Oxygen Sensor Upstream fit for Hyundai Accent Veloster for Kia Rio Soul 2012 2013 2014 2015 2016 1.6L Air Vehicles Fitment - O2 sensor Upstream fit for kia rio 2016, 2012 2013 2014 2015 2016 2017 for Hyundai Accent 1.6L L4, 20Denso Denso 234-4355 Oxygen Sensor (Air and Fuel Ratio Sensor) Designed to detect the amount of oxygen in the exhaust systemJKAPCYJFHF Air Fuel Ratio Sensor and Oxygen Sensor MR514427 are Suitable for Mitsubishi Lancer 1.3L 1.6L- Condition:New |Brand:Unbranded|Number of Sensors:1|Type:Oxygen Sensor|Interchange Part Number:MR51NTK NTK LZA07-MD5 Linear Gen-I Zirconia Air Fuel Ratio Sensor for Mazda 3 2.3 MZR 2004 - 2009, Lead Length 495 mm Designed to detect the oxygen content in the exhaust gasesAUTO METER Auto Meter 5232 Air Fuel Ratio Wide Band Wire Harness AutoMeter Products provides products and services that accelerate innovation in the performance instrumentation market.PNDXK Oxygen Sensor Car O2 Oxygen Sensor, for AEM, 30-0300 30-4110 UEGO 0258017025 LSU 4.9 Lambda Wide Band Air Fuel Ratio 201 Fitment: For 30-0300 30-4110 UEGO 0258017025 LSU 4.9 Lambda Wide Band O2 Oxygen Sensor Air Fuel Ratio Sensor 2015-2011PNDXK Oxygen Sensor Car O2 Oxygen Sensor, for AEM, 30-0300 30-4110 UEGO 0258017025 LSU 4.9 Lambda Wide Band Air Fuel Ratio 201 Fitment: For 30-0300 30-4110 UEGO 0258017025 LSU 4.9 Lambda Wide Band O2 Oxygen Sensor Air Fuel Ratio Sensor 2015-2011QIJIAUTO QIJIAUTO Oxygen O2 Sensor Upstream Air Fuel Ratio 234-9051 Fit for Toyota 4Runner Land/FJ Cruiser Sequoia for Lexus GS30 FITMENT - for Lexus GS300 2006,for Lexus GS350 2007-2008,for Lexus GS450h 2007-2011,for Lexus GX460 2010-2013,for LexusDrCax DrCax 234-5054 Oxygen O2 Sensor Upstream Heated Air Fuel Ratio Compatible with BMW 228I 428I 320I 328I 528I Z4 X1 X3 X4 [PRECAUTIONS PURCHASE]: Please use Amazon's Your Garage function and verify the fitment of the autopart by the year/makeQIJIAUTO QIJIAUTO 234-5015 Upstream O2 Oxygen Sensor for 2006-2012 for Mazda 3 2.0L 2.3L / for Mazda 5 2.3L 2008-2010, LFL7-18-8G Function - Replaces faulty oxygen sensors to solve check engine light, reduce fuel consumption,, and improve acceleratioFXSMFDC O2 Sensor Air Fuel Ratio Sensor 36531-Rl0-G01 Upstream for Honda Accord Civic Cr-V Hr-V 1.6 2.2 I-Dtec 2008-2019 0281004 Main Function:This Oxygen O2 Sensor is specially designed to improve fuel economy while reducing harmful emissions. HelpDenso Denso 234-4380 Oxygen Sensor (Air and Fuel Ratio Sensor) Designed to detect the amount of oxygen in the exhaust systemYRSMFDC Front Oxygen O2 Air Fuel Ratio Sensor 18213 78K00 1821378K00 18213 78K00, for Suzuki Grand Vitara 2.4L L4 234 9299 23492 Installation-Step 1. Locate the oxygen sensor position and remove it with a socket, step 2. Compare the new sensor to thDenso Denso 234-9036 Air Fuel Ratio Sensor Efficient Fuel ConsumptionToyota Toyota Genuine 89467-33080 Air and Fuel Ratio Sensor Air/Fuel Ratio SensorToyota Toyota Genuine 89467-33080 Air and Fuel Ratio Sensor Air/Fuel Ratio SensorFXSMFDC O2 Sensor Air Fuel Ratio Sensor 22693-Jg70A 22693Jg70A for Qashqai J10 X-Trail Renault Koleos Laguna Master Megane Trafi Main Function:This Oxygen O2 Sensor is specially designed to improve fuel economy while reducing harmful emissions. HelpDAVRPES DAVRPES 234-9091 Pre-Cat Sensor Air Fuel Ratio O2 Oxygen Sensor 1 for Honda Accord 3.5L 2007-2016 2.4L 2008-2016 Accord ➤ Compatible Models ➜234-9091 pre-cat o2 sensor 1 suitable for Honda Accord 3.5L 2007-2016, for Honda Accord 2.4L 2008-2X AUTOHAUX X AUTOHAUX Oxygen Sensor Air Fuel Ratio Downstream O2 Sensor Replacement 11787589475 0258010162 for BMW X5 535i GT XDriv Fitment: for BMW X5 2011-2017, for BMW 535i GT xDrive 2011-2017, for BMW 740Li 2013-2015, for BMW 535i GT 2010-2017, forDenso Denso 234-9006 Air Fuel Ratio Sensor Manufactured to detect the amount of exhaust gas air fuel ratioThe Science of EFI Tuning McGraw-Hill Education Aircraft Powerplants, Ninth Edition Generic Performance and emission characteristics of swirl-can combustors to a near-stoichiometric fuel-air ratio / Larry A. Dieh Toyota Genuine Toyota (89467-33050) Air Fuel Ratio Sensor Genuine Toyota 89467-33050 Air Fuel Ratio Sensor: Original equipment sensor for precise air-fuel ratio measurementMcGraw Hill Aircraft Powerplants: Powerplant Certification, Tenth Edition