2003 Nissan Altima Emission Control Parts
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TRQ®Upstream Oxygen SensorNissan Altima 2.5L 2003, Upstream Oxygen Sensor by TRQ®. TRQ oxygen sensors are manufactured to precise specifications using premium raw materials to optimize your vehicle’s emission system. Each sensor is isostatically-pressed...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$40.95 - $59.95Save: up to 6%$38.90 - $56.35 - Dorman®OE Solutions™ Vapor CanisterNissan Altima 3.5L 2003, OE Solutions™ Vapor Canister by Dorman®. Position: Rear. This vapor canister has been made to match the original equipment evap canister on certain vehicle years, makes and models, properly restoring emissions...Direct replacement - this evaporative emissions charcoal canister matches the function and performance of the original canister on specified vehiclesRestores performance - properly repairs issues with emissions controls to clear check engine light and pass inspection$141.84
- Genuine®Vapor CanisterNissan Altima 2003, Vapor Canister by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium materials using...Made with precision and quality in mindDesigned to meet your specific needs$470.44
- Beck Arnley®PCV ValveNissan Altima 3.5L 2003, PCV Valve by Beck Arnley®. Make sure your vehicle’s emission control system performs at its optimum level with top-of-the-line Beck Arnley replacement emission control parts. Designed to match OE (original...Designed to ensure reliable operation of your emission control systemDirect OE (original equipment) replacement$9.16
- Original (OEM)Emission Control PartsAlong with power, your engine produces carbon monoxide, oxide of nitrogen, hydrocarbons, and other hazardous gases that cause harm to the environment. To minimize air pollution, all vehicles are equipped with an emission control system...
- Nissan OEEmission System - Emission ComponentsNissan Altima 2003, Emission System - Emission Components by Nissan OE. Rely on superior-grade Nissan OE parts to maintain your Nissan and keep it in like-new condition for a long time. Made to strict standards of quality using...Genuine Nissan OEM part that offers superior quality and fitmentEngineered and tested to meet all Nissan standards$8.05 - $450.31
- Nissan OEEmission System - Emission Components (2.5L)Nissan Altima 2.5L 2003, Emission System - Emission Components by Nissan OE. Rely on superior-grade Nissan OE parts to maintain your Nissan and keep it in like-new condition for a long time. Made to strict standards of quality using...Genuine Nissan OEM part that offers superior quality and fitmentEngineered and tested to meet all Nissan standards$6.54 - $450.31
- Genuine®PCV ValveNissan Altima 3.5L 2003, PCV Valve by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium materials using...Made with precision and quality in mindDesigned to meet your specific needs$30.20
- Standard®Intermotor™ PCV ValveNissan Altima 3.5L 2003, Intermotor™ PCV Valve by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Made with precision and quality in mindDesigned to meet your specific needs$13.36
- Standard®Intermotor™ Vapor CanisterNissan Altima 2003, Intermotor™ Vapor Canister by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Made with precision and quality in mindDesigned to meet your specific needs$215.23
- WVE®PCV ValveNissan Altima 2003, PCV Valve by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize emissions of...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$9.19 - $10.12
- TRQ®Oxygen SensorNissan Altima 2.5L 2003, Oxygen Sensor by TRQ®. Position: Downstream. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as the part it is replacing,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$46.95 - $56.95Save: up to 4%$45.07 - $55.24
- Dorman®OE Solutions™ Vapor Canister Vent ValveNissan Altima 3.5L 2003, OE Solutions™ Vapor Canister Vent Valve by Dorman®. A malfunctioning vapor canister vent can cause the engine light to come on. This replacement valve is engineered of quality materials for durability to...Direct replacement - this vapor canister vent valve fits and functions like the original partQuality construction - manufactured from premium materials for a long service life$64.44 - $78.83
- Denso®Oxygen SensorNissan Altima 3.5L 2003, Oxygen Sensor by Denso®. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by Denso. Engineered with...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$65.94 - $94.91
- Dorman®OE Solutions™ Vapor Canister Purge ValveNissan Altima 3.5L 2003, OE Solutions™ Vapor Canister Purge Valve by Dorman®. Engineered for a perfect fit and plug-and-play installation, this vapor canister purge valve is a direct replacement for the original equipment purge valve....Direct replacement - this vapor canister purge valve fits and functions like original equipment to ensure proper function of your vehicle's evaporative emissions systemQuality construction - manufactured from premium materials for a long service life$58.07
- Walker Products®Oxygen SensorNissan Altima 2003, Oxygen Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$37.90 - $68.33
- Bosch®Premium Narrow-band Oxygen SensorNissan Altima 3.5L 2003, Premium Narrow-band Oxygen Sensor by Bosch®. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from Bosch...OE Identical ConnectorCompact Design$64.94 - $104.10
- Walker Products®Premium Oxygen SensorNissan Altima 2003, Premium Oxygen Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. The...Improved Engine Response & PerformanceLower Emissions$45.01 - $73.96
- NTK®Oxygen SensorNissan Altima 3.5L 2003, Oxygen Sensor by NTK®. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor element then sends voltage signals...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$58.33 - $123.10
- WVE®Vapor Canister Vent SolenoidNissan Altima 2003, Vapor Canister Vent Solenoid by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$112.19 - $166.49
- Standard®Intermotor™ Vapor Canister Vent SolenoidNissan Altima 2003, Intermotor™ Vapor Canister Vent Solenoid by Standard®. Location: Bypass Valve. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive...Made with precision and quality in mindDesigned to meet your specific needs$85.51
- Bosch®Narrow-band Oxygen SensorNissan Altima 3.5L 2003, Narrow-band Oxygen Sensor by Bosch®. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are...OE-EquivalentOE Style connectors and wire lengths$45.57 - $51.46
- TRQ®Vapor Canister Purge SolenoidNissan Altima 2003, Vapor Canister Purge Solenoid by TRQ®. Designed to perform just as well as the OEM part, this vapor canister purge solenoid is what you need to restore the emission control system of your vehicle. The product is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$42.95Save: $2.58 (6%)$40.37
- Standard®Intermotor™ Vapor Canister Purge SolenoidNissan Altima 2003, Intermotor™ Vapor Canister Purge Solenoid by Standard®. Location: Control Valve. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive...Made with precision and quality in mindDesigned to meet your specific needs$62.22
- Gates®Engine Crankcase Vent ValveNissan Altima 2003, Engine Crankcase Vent Valve by Gates®. Position: PCV Valve. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$15.20 - $47.07
- Denso®Universal Fit Oxygen SensorNissan Altima 3.5L 2003, Universal Fit Oxygen Sensor by Denso®. Denso's light duty oxygen sensor started to appear on vehicles with the development of fuel injection systems. The basic job of the sensor is to monitor the air fuel...Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants$50.67
- Genuine®Vapor Canister Purge SolenoidNissan Altima 3.5L 2003, Vapor Canister Purge Solenoid by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium...Made with precision and quality in mindDesigned to meet your specific needs$173.76
- WVE®Vapor Canister Purge SolenoidNissan Altima 2003, Vapor Canister Purge Solenoid by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$69.89
- Delphi®Oxygen SensorNissan Altima 3.5L 2003, Oxygen Sensor by Delphi®. As one of the leading suppliers of oxygen sensor technology since 1978, Delphi planar technology is the result of their OE and aftermarket engineers partnering together to develop the...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$84.68 - $106.07
- Genuine®Fuel Tank Pressure SensorNissan Altima Manufactured Before August 31 2003, Fuel Tank Pressure Sensor by Genuine®. If your fuel system parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement...Designed to restore your vehicle’s fuel delivery systemGenuine OE replacement parts from the OE manufacturer$307.50
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